Hardware & Software Practice Quiz

1. Because of its read/write capabilities, magnetic media allows you to delete existing data and save new data. (True or False)

True

False

Magnetic media, such as hard drives or magnetic tapes, have the ability to both read and write data. This means that you can delete existing data and save new data onto the magnetic media. Therefore, the statement is true.

Explanation

Magnetic media, such as hard drives or magnetic tapes, have the ability to both read and write data. This means that you can delete existing data and save new data onto the magnetic media. Therefore, the statement is true.

2. The ____________, also called the "brains" of the computer, is responsible for processing data.

RAM

Central processing unit (CPU)

Memory

Motherboard

The central processing unit (CPU) is often referred to as the "brains" of the computer because it is responsible for processing data. It performs calculations, executes instructions, and manages the flow of information within the computer system. The CPU is the main component that carries out the instructions provided by software and controls the operation of other hardware components. It is the key component that determines the speed and performance of a computer.

Explanation

The central processing unit (CPU) is often referred to as the "brains" of the computer because it is responsible for processing data. It performs calculations, executes instructions, and manages the flow of information within the computer system. The CPU is the main component that carries out the instructions provided by software and controls the operation of other hardware components. It is the key component that determines the speed and performance of a computer.

3. Which type of of port is shown?

Firewire

Graphics

USB

RJ11

RJ45

The correct answer is USB. USB (Universal Serial Bus) is a standard port that is commonly used to connect devices such as keyboards, mice, printers, and external storage devices to a computer. It is a versatile port that allows for high-speed data transfer and can also provide power to connected devices.

Explanation

The correct answer is USB. USB (Universal Serial Bus) is a standard port that is commonly used to connect devices such as keyboards, mice, printers, and external storage devices to a computer. It is a versatile port that allows for high-speed data transfer and can also provide power to connected devices.

4. The CPU and memory are located on the:

Expansion board

Motherboard

Storage device

Output device

The CPU (Central Processing Unit) and memory are located on the motherboard. The motherboard is the main circuit board of a computer that connects all the components together, including the CPU and memory. It provides the necessary electrical connections and pathways for data to flow between the different components, allowing them to work together and perform tasks. Therefore, the motherboard is where the CPU and memory are physically located.

Explanation

The CPU (Central Processing Unit) and memory are located on the motherboard. The motherboard is the main circuit board of a computer that connects all the components together, including the CPU and memory. It provides the necessary electrical connections and pathways for data to flow between the different components, allowing them to work together and perform tasks. Therefore, the motherboard is where the CPU and memory are physically located.

5. Computers use the ____________ language to process data.

Processing

Kilobyte

Binary

Representational

Computers use the binary language to process data. Binary is a base-2 numeral system that uses only two digits, 0 and 1, to represent all information. This is because computers are built using electronic components that can only understand and process binary signals. Therefore, data is converted into binary form before being processed by the computer's hardware and software.

Explanation

Computers use the binary language to process data. Binary is a base-2 numeral system that uses only two digits, 0 and 1, to represent all information. This is because computers are built using electronic components that can only understand and process binary signals. Therefore, data is converted into binary form before being processed by the computer's hardware and software.

6. ____________ is any part of the computer that you can physically touch.

A device

Hardware

A application

A peripheral

Hardware refers to any physical component or device that is part of a computer system and can be physically touched. This includes components such as the central processing unit (CPU), memory, motherboard, hard drive, keyboard, mouse, monitor, and other external devices like printers and scanners. These physical components work together to enable the computer to function and perform tasks. Therefore, hardware is the correct answer as it encompasses all the physical parts of a computer system.

Explanation

Hardware refers to any physical component or device that is part of a computer system and can be physically touched. This includes components such as the central processing unit (CPU), memory, motherboard, hard drive, keyboard, mouse, monitor, and other external devices like printers and scanners. These physical components work together to enable the computer to function and perform tasks. Therefore, hardware is the correct answer as it encompasses all the physical parts of a computer system.

7. A technician answers a support call from a very frustrated user. Whenever the technician attempts to reply to a statement from the customer, the customer begins yelling. Which of the following would be recommended to deal with this customer?

Let the customer finish expressing themselves without interruption.

Tell the customer that the call is being terminated and hang up.

Interrupt the customer and ask to be allowed to respond.

Put the customer on hold until they calm down.

It is recommended to let the customer finish expressing themselves without interruption because interrupting them may escalate their frustration further. Allowing the customer to fully express their concerns shows that the technician is listening and empathetic towards their frustrations. It also gives the technician a better understanding of the issue at hand, enabling them to provide a more effective solution.

Explanation

It is recommended to let the customer finish expressing themselves without interruption because interrupting them may escalate their frustration further. Allowing the customer to fully express their concerns shows that the technician is listening and empathetic towards their frustrations. It also gives the technician a better understanding of the issue at hand, enabling them to provide a more effective solution.

8. A technician is attempting to troubleshoot an inkjet printer. The printer successfully feeds paper through the unit while running the manufacturer's print test, but nothing is being printed on the paper. Which of the following should the technician do FIRST?

Check the ink cartridges for proper ink levels.

Check the toner levels in the printer.

Replace the fuser in this printer.

Update the firmware in the printer.

The technician should first check the ink cartridges for proper ink levels because if the ink cartridges are empty or low on ink, there will not be enough ink to print on the paper. This is a common issue with inkjet printers and checking the ink levels is a basic troubleshooting step to ensure that the printer has enough ink to print.

Explanation

The technician should first check the ink cartridges for proper ink levels because if the ink cartridges are empty or low on ink, there will not be enough ink to print on the paper. This is a common issue with inkjet printers and checking the ink levels is a basic troubleshooting step to ensure that the printer has enough ink to print.

9. A string of eight 0s and 1s is called a:

Megabyte

Kilobyte

Byte

Gigabyte

A string of eight 0s and 1s is called a byte because a byte is a unit of digital information that consists of 8 bits. Each bit can represent either a 0 or a 1, and when combined together, they form a byte.

Explanation

A string of eight 0s and 1s is called a byte because a byte is a unit of digital information that consists of 8 bits. Each bit can represent either a 0 or a 1, and when combined together, they form a byte.

10. Which three devices are considered output devices?

Headphones, monitor, printer

Mouse, printer, headphones

Fingerprint scanner, headphones, keyboard

Printer, monitor and keyboard

Headphones, monitor, and printer are considered output devices because they are used to display or transmit information from a computer to the user or to another device. Headphones produce audio output, allowing the user to hear sound from the computer. A monitor displays visual output, such as images or text, for the user to see. A printer produces physical output by printing documents or images on paper.

Explanation

Headphones, monitor, and printer are considered output devices because they are used to display or transmit information from a computer to the user or to another device. Headphones produce audio output, allowing the user to hear sound from the computer. A monitor displays visual output, such as images or text, for the user to see. A printer produces physical output by printing documents or images on paper.

11. ____________ bits equal one byte.

Eight

Two

One thousand

One million

There are eight bits in one byte. Each bit represents a binary digit, either a 0 or a 1. When eight of these bits are combined, they form one byte, which is the basic unit of storage in computer systems. Therefore, the correct answer is "Eight".

Explanation

There are eight bits in one byte. Each bit represents a binary digit, either a 0 or a 1. When eight of these bits are combined, they form one byte, which is the basic unit of storage in computer systems. Therefore, the correct answer is "Eight".

12. What steps should be performed first when servicing computer equipment?

Wipe down the exterior with a lint-free, damp soft cloth

Turn off and remove the power source

Ope the case and check for any loose connections.

The first step that should be performed when servicing computer equipment is to turn off and remove the power source. This is important to ensure the safety of the person servicing the equipment and to prevent any damage to the computer. By turning off and removing the power source, the risk of electric shock or short circuits is minimized. It also allows for a clean and uninterrupted servicing process.

Explanation

The first step that should be performed when servicing computer equipment is to turn off and remove the power source. This is important to ensure the safety of the person servicing the equipment and to prevent any damage to the computer. By turning off and removing the power source, the risk of electric shock or short circuits is minimized. It also allows for a clean and uninterrupted servicing process.

13. Q____________ are specially designed computers that perform complex calculations extremely rapidly.

Servers

Supercomputers

Laptops

Mainframes

Supercomputers are specifically designed computers that are capable of performing complex calculations at an extremely fast rate. They are built with powerful processors and large amounts of memory, allowing them to handle massive amounts of data and execute calculations in parallel. Unlike regular computers, supercomputers are optimized for high-performance computing and are used for tasks such as weather forecasting, scientific research, and simulations that require immense computational power.

Explanation

Supercomputers are specifically designed computers that are capable of performing complex calculations at an extremely fast rate. They are built with powerful processors and large amounts of memory, allowing them to handle massive amounts of data and execute calculations in parallel. Unlike regular computers, supercomputers are optimized for high-performance computing and are used for tasks such as weather forecasting, scientific research, and simulations that require immense computational power.

14. Which type of tool is shown in the graphic?

Cable meter

Digital multimeter

Electrostatic discharger

Network traffic monitor

The correct answer is digital multimeter. This tool is commonly used to measure electrical quantities such as voltage, current, and resistance. It typically has a digital display and various settings to select the desired measurement. The graphic might show a device that resembles a digital multimeter, which is why this answer is correct. A cable meter is used to measure the length and quality of cables, an electrostatic discharger is used to remove static electricity, and a network traffic monitor is used to analyze network traffic.

Explanation

The correct answer is digital multimeter. This tool is commonly used to measure electrical quantities such as voltage, current, and resistance. It typically has a digital display and various settings to select the desired measurement. The graphic might show a device that resembles a digital multimeter, which is why this answer is correct. A cable meter is used to measure the length and quality of cables, an electrostatic discharger is used to remove static electricity, and a network traffic monitor is used to analyze network traffic.

15. Word processing, spreadsheet, and photo-editing are examples of:

Platform software.

System software.

Operating system software.

Application software.

Word processing, spreadsheet, and photo-editing are examples of application software because they are specific programs designed to perform specific tasks for the user. Application software is a type of software that is used to perform specific tasks or applications on a computer. It is different from system software, which includes the operating system and other software that supports the functioning of the computer. Platform software refers to software that provides a platform or framework for other software to run on. Therefore, application software is the correct answer in this context.

Explanation

Word processing, spreadsheet, and photo-editing are examples of application software because they are specific programs designed to perform specific tasks for the user. Application software is a type of software that is used to perform specific tasks or applications on a computer. It is different from system software, which includes the operating system and other software that supports the functioning of the computer. Platform software refers to software that provides a platform or framework for other software to run on. Therefore, application software is the correct answer in this context.

16. How many conductors are found in a SATA data cable?

3

4

7

10

12

A SATA data cable typically has 7 conductors. SATA stands for Serial Advanced Technology Attachment, and it is a type of data cable used to connect storage devices such as hard drives and solid-state drives to a computer's motherboard. The 7 conductors in a SATA data cable are used for transmitting data and providing power to the connected device.

Explanation

A SATA data cable typically has 7 conductors. SATA stands for Serial Advanced Technology Attachment, and it is a type of data cable used to connect storage devices such as hard drives and solid-state drives to a computer's motherboard. The 7 conductors in a SATA data cable are used for transmitting data and providing power to the connected device.

17. The term bit is short for:

Binary language

Binary digit

Binary number

Megabyte

The term "bit" is short for "binary digit". In computing and digital communications, a bit is the basic unit of information and can only have two possible values, either 0 or 1. It is the fundamental building block of all digital data and is used to represent and store information in binary form. Therefore, "binary digit" is the correct answer as it accurately describes the meaning and purpose of a bit.

Explanation

The term "bit" is short for "binary digit". In computing and digital communications, a bit is the basic unit of information and can only have two possible values, either 0 or 1. It is the fundamental building block of all digital data and is used to represent and store information in binary form. Therefore, "binary digit" is the correct answer as it accurately describes the meaning and purpose of a bit.

18. How many pins are in a SATA data cable connector?

7

34

40

80

184

A SATA data cable connector typically has 7 pins.

Explanation

A SATA data cable connector typically has 7 pins.

19. All of the following are examples of input devices EXCEPT a:

Printer

Scanner

Mouse

Microphone

A printer is not an input device as it is used to produce hard copies of documents or images. Input devices are used to input data or commands into a computer system. Examples of input devices include scanners, mice, and microphones, as they are used to input data or commands into a computer system.

Explanation

A printer is not an input device as it is used to produce hard copies of documents or images. Input devices are used to input data or commands into a computer system. Examples of input devices include scanners, mice, and microphones, as they are used to input data or commands into a computer system.

20. A technician needs to remotely access a user's PC in order to resolve a problem. Upon making the connection, the technician discovers the customer has a confidential document open. Which of the following steps would be BEST to take?

Close the document without commenting to the user and proceed with the work.

Ask the user to close the document so that the work can proceed.

Copy the document to a network drive as a backup so that work can proceed.

Leave the document open and do not mention it to the user and proceed with the work.

The best step to take in this situation is to ask the user to close the document so that the work can proceed. This is the most ethical and respectful approach, as it respects the user's privacy and acknowledges the confidential nature of the document. Closing the document without informing the user or copying it to a network drive without permission would be a breach of trust and could potentially lead to legal and ethical consequences. Leaving the document open without mentioning it to the user is also not advisable, as it disregards the confidentiality of the information.

Explanation

The best step to take in this situation is to ask the user to close the document so that the work can proceed. This is the most ethical and respectful approach, as it respects the user's privacy and acknowledges the confidential nature of the document. Closing the document without informing the user or copying it to a network drive without permission would be a breach of trust and could potentially lead to legal and ethical consequences. Leaving the document open without mentioning it to the user is also not advisable, as it disregards the confidentiality of the information.

21. Which utility can be used to determine end-to-end connectivity between source and destination?

Ipconfig

Ping

Netstat

Nbstat

Ping is a utility that can be used to determine end-to-end connectivity between a source and destination. It sends a small packet of data to the destination and waits for a response. If a response is received, it indicates that there is connectivity between the two devices. If no response is received, it suggests that there may be a network issue or the destination device is not reachable. Therefore, Ping is the correct utility to determine end-to-end connectivity.

Explanation

Ping is a utility that can be used to determine end-to-end connectivity between a source and destination. It sends a small packet of data to the destination and waits for a response. If a response is received, it indicates that there is connectivity between the two devices. If no response is received, it suggests that there may be a network issue or the destination device is not reachable. Therefore, Ping is the correct utility to determine end-to-end connectivity.

22. A ____________ is approximately a million bytes.

Megabyte

Kilobyte

Bit

Terabyte

A megabyte is a unit of digital information that is approximately equal to one million bytes. It is commonly used to measure the size of files, storage capacity, and data transfer rates.

Explanation

A megabyte is a unit of digital information that is approximately equal to one million bytes. It is commonly used to measure the size of files, storage capacity, and data transfer rates.

23. Which tool in Windows XP gives a technician access to initialize disks and create partitions?

Disk Cleanup

Defrag

Format

Disk Management

Scandisk

Disk Management is the correct answer because it is a tool in Windows XP that allows a technician to initialize disks and create partitions. Disk Cleanup is used to free up disk space by deleting unnecessary files. Defrag is used to reorganize files on a disk to improve performance. Format is used to erase all data on a disk and prepare it for use. Scandisk is used to check and repair errors on a disk.

Explanation

Disk Management is the correct answer because it is a tool in Windows XP that allows a technician to initialize disks and create partitions. Disk Cleanup is used to free up disk space by deleting unnecessary files. Defrag is used to reorganize files on a disk to improve performance. Format is used to erase all data on a disk and prepare it for use. Scandisk is used to check and repair errors on a disk.

24. The name for the way that computers manipulate data into information is called:

Programming

Processing

Storing

Organizing

Processing refers to the activities performed by a computer to convert raw data into meaningful information. It involves various operations such as calculations, sorting, filtering, and transforming data. Through processing, computers are able to analyze, manipulate, and present data in a format that can be easily understood by humans. This step is crucial in the overall data processing cycle and plays a key role in generating useful insights and facilitating decision-making.

Explanation

Processing refers to the activities performed by a computer to convert raw data into meaningful information. It involves various operations such as calculations, sorting, filtering, and transforming data. Through processing, computers are able to analyze, manipulate, and present data in a format that can be easily understood by humans. This step is crucial in the overall data processing cycle and plays a key role in generating useful insights and facilitating decision-making.

25. A user installs a new sound card drive in a computer that is working properly. After installing the driver for the new sound card the computer fails to boot. Which quick fix can the users implement to return to the previous working state?

Boot to Emergency Recovery State

Boot to Last Known Good Configuration

Boot to Recovery Console

Boot to Start Windows Normally

After installing the driver for the new sound card, the computer fails to boot. To return to the previous working state, the user can implement the quick fix of booting to the Last Known Good Configuration. This will allow the computer to start using the last known good settings and revert any changes made during the installation of the sound card driver.

Explanation

After installing the driver for the new sound card, the computer fails to boot. To return to the previous working state, the user can implement the quick fix of booting to the Last Known Good Configuration. This will allow the computer to start using the last known good settings and revert any changes made during the installation of the sound card driver.

26. Which of the following is an example of an input device?

Speakers

Scanner

CD

Printer

A scanner is an example of an input device because it is used to convert physical documents or images into digital format, which can then be stored or manipulated by a computer. It allows users to input information or data into a computer system by scanning physical documents or images and transferring them into a digital file. Unlike speakers, CD, or printer, which are output devices that produce sound, store data, or produce hard copies respectively, a scanner is specifically designed for inputting data into a computer system.

Explanation

A scanner is an example of an input device because it is used to convert physical documents or images into digital format, which can then be stored or manipulated by a computer. It allows users to input information or data into a computer system by scanning physical documents or images and transferring them into a digital file. Unlike speakers, CD, or printer, which are output devices that produce sound, store data, or produce hard copies respectively, a scanner is specifically designed for inputting data into a computer system.

27. A technician has been asked to install memory that detects multiple bit errors and corrects single bit errors in memory. Which type of memory should be installed if the motherboard supports these features?

Parity

ECC

Fault tolerant

CRC

ECC (Error Correcting Code) memory should be installed if the motherboard supports the features of detecting multiple bit errors and correcting single bit errors in memory. ECC memory uses additional bits to store error correction codes, allowing it to detect and correct errors in real-time. This ensures data integrity and reduces the risk of data corruption or loss. Parity memory only detects single bit errors but does not correct them, while fault-tolerant and CRC (Cyclic Redundancy Check) are not directly related to error correction in memory.

Explanation

ECC (Error Correcting Code) memory should be installed if the motherboard supports the features of detecting multiple bit errors and correcting single bit errors in memory. ECC memory uses additional bits to store error correction codes, allowing it to detect and correct errors in real-time. This ensures data integrity and reduces the risk of data corruption or loss. Parity memory only detects single bit errors but does not correct them, while fault-tolerant and CRC (Cyclic Redundancy Check) are not directly related to error correction in memory.

28. The power of amount output from a power supply is rated in what?

Volts

Watts

Joules

Ampere hours

The power of amount output from a power supply is rated in watts. Watts is the unit of power and it measures the rate at which energy is transferred or consumed. It indicates how much work can be done per unit of time. Therefore, when rating the power output of a power supply, it is measured in watts to indicate the amount of power it can provide.

Explanation

The power of amount output from a power supply is rated in watts. Watts is the unit of power and it measures the rate at which energy is transferred or consumed. It indicates how much work can be done per unit of time. Therefore, when rating the power output of a power supply, it is measured in watts to indicate the amount of power it can provide.

29. A ____________ is approximately one billion bytes.

Kilobyte

Megabyte

Gigabyte

Bit

A gigabyte is a unit of digital information storage that is approximately equal to one billion bytes. It is commonly used to measure the capacity of computer storage devices and the size of files.

Explanation

A gigabyte is a unit of digital information storage that is approximately equal to one billion bytes. It is commonly used to measure the capacity of computer storage devices and the size of files.

30. An address bus is also called a unidirectional bus.

True

False

An address bus is a type of bus that is used to transfer memory addresses from the CPU to other components in a computer system. It is called a unidirectional bus because it can only transfer data in one direction, from the CPU to other components. This means that it can only send information and cannot receive any data. Therefore, the statement that an address bus is also called a unidirectional bus is true.

Explanation

An address bus is a type of bus that is used to transfer memory addresses from the CPU to other components in a computer system. It is called a unidirectional bus because it can only transfer data in one direction, from the CPU to other components. This means that it can only send information and cannot receive any data. Therefore, the statement that an address bus is also called a unidirectional bus is true.

31. Machine language is independent of the type of microprocessor in a computer system.

True

False

Machine language is a low-level programming language that consists of binary code, which is directly understood by the computer's hardware. It is independent of the type of microprocessor because all microprocessors are designed to understand and execute machine language instructions. Therefore, regardless of the specific microprocessor used in a computer system, the machine language instructions will be the same and can be executed by any microprocessor.

Explanation

Machine language is a low-level programming language that consists of binary code, which is directly understood by the computer's hardware. It is independent of the type of microprocessor because all microprocessors are designed to understand and execute machine language instructions. Therefore, regardless of the specific microprocessor used in a computer system, the machine language instructions will be the same and can be executed by any microprocessor.

32. System software is the set of programs that enables your computer's hardware devices and ____________ software to work together.

Utility

Management

Processing

Application

System software is responsible for managing and controlling the hardware devices of a computer. It provides a platform for the application software to run on. Application software, on the other hand, refers to the programs that perform specific tasks for the user, such as word processors, web browsers, and games. Therefore, the correct answer is "Application" as it is the software that works together with system software to enable the computer's hardware devices to function properly.

Explanation

System software is responsible for managing and controlling the hardware devices of a computer. It provides a platform for the application software to run on. Application software, on the other hand, refers to the programs that perform specific tasks for the user, such as word processors, web browsers, and games. Therefore, the correct answer is "Application" as it is the software that works together with system software to enable the computer's hardware devices to function properly.

33. Which of the following is the correct order of the four major functions of a computer?

Process, Output, Input, Storage

Input, Output, Process, Storage

Process, Storage, Input, Output

Input, Process, Output, Storage

The correct order of the four major functions of a computer is Input, Process, Output, Storage. This is because the computer first receives input from the user or external sources, then processes the input to perform calculations or execute commands, followed by outputting the results or displaying information to the user, and finally storing data or instructions for future use in the storage devices.

Explanation

The correct order of the four major functions of a computer is Input, Process, Output, Storage. This is because the computer first receives input from the user or external sources, then processes the input to perform calculations or execute commands, followed by outputting the results or displaying information to the user, and finally storing data or instructions for future use in the storage devices.

34. ____________ is data that has been organized or presented in a meaningful fashion.

A process

Software

Storage

Information

Information is the correct answer because it refers to data that has been organized or presented in a meaningful way. Data on its own may not have any significance or context, but when it is organized or presented in a meaningful fashion, it becomes information that can be understood and utilized. Therefore, information is the result of organizing or presenting data in a way that provides meaning and value.

Explanation

Information is the correct answer because it refers to data that has been organized or presented in a meaningful way. Data on its own may not have any significance or context, but when it is organized or presented in a meaningful fashion, it becomes information that can be understood and utilized. Therefore, information is the result of organizing or presenting data in a way that provides meaning and value.

35. Output devices store instructions or data that the CPU processes.

True

False

False, (memory does this)

Explanation

False, (memory does this)

36. Which of the following network cable types is MOST often used in environments where physical security of the data is the top priority?

UTP

Coaxial

Fiber optic

STP

Fiber optic cables are the most often used in environments where physical security of the data is the top priority because they offer higher levels of security compared to other cable types. Fiber optic cables use light signals to transmit data, making it difficult for hackers to tap into the cable and intercept the information. Additionally, fiber optic cables are not susceptible to electromagnetic interference, making them more secure against external threats.

Explanation

Fiber optic cables are the most often used in environments where physical security of the data is the top priority because they offer higher levels of security compared to other cable types. Fiber optic cables use light signals to transmit data, making it difficult for hackers to tap into the cable and intercept the information. Additionally, fiber optic cables are not susceptible to electromagnetic interference, making them more secure against external threats.

37. What is recommended to remove dust from inside a computer case?

Damp cloth

Dust cloth

Can of compressed air

Household vacuum cleaner

A can of compressed air is recommended to remove dust from inside a computer case because it allows for precise and targeted cleaning. The compressed air can effectively blow away dust particles from hard-to-reach areas without the risk of damaging any delicate components. Using a damp cloth, dust cloth, or a household vacuum cleaner may cause moisture damage, static discharge, or dislodging of sensitive parts, which can be harmful to the computer's functionality.

Explanation

A can of compressed air is recommended to remove dust from inside a computer case because it allows for precise and targeted cleaning. The compressed air can effectively blow away dust particles from hard-to-reach areas without the risk of damaging any delicate components. Using a damp cloth, dust cloth, or a household vacuum cleaner may cause moisture damage, static discharge, or dislodging of sensitive parts, which can be harmful to the computer's functionality.

38. Which type of memory is unable to have the contents modified?

DRAM

ROM

RAM

SRAM

ROM stands for Read-Only Memory, which means that the contents of ROM cannot be modified or changed once it is programmed during manufacturing. Unlike other types of memory like DRAM, RAM, and SRAM, ROM is non-volatile and retains its data even when the power is turned off. This makes ROM suitable for storing permanent instructions and data that need to be accessed but not modified, such as firmware or boot-up instructions in electronic devices. Therefore, ROM is the type of memory that is unable to have its contents modified.

Explanation

ROM stands for Read-Only Memory, which means that the contents of ROM cannot be modified or changed once it is programmed during manufacturing. Unlike other types of memory like DRAM, RAM, and SRAM, ROM is non-volatile and retains its data even when the power is turned off. This makes ROM suitable for storing permanent instructions and data that need to be accessed but not modified, such as firmware or boot-up instructions in electronic devices. Therefore, ROM is the type of memory that is unable to have its contents modified.

39. A computer gathers data, processes it, outputs the data or information, and ____________ the data or information.

After processing the data and generating the required information, the computer needs to store it for future use or reference. Storing the data allows the computer to access it later when needed, ensuring that the information is not lost. This storage can be in the form of saving the data on the computer's hard drive, solid-state drive, or any other storage medium. By storing the data or information, the computer can retrieve it whenever required, making it an essential part of the overall data processing and output process.

Explanation

After processing the data and generating the required information, the computer needs to store it for future use or reference. Storing the data allows the computer to access it later when needed, ensuring that the information is not lost. This storage can be in the form of saving the data on the computer's hard drive, solid-state drive, or any other storage medium. By storing the data or information, the computer can retrieve it whenever required, making it an essential part of the overall data processing and output process.

Submit

40. What type of connector is this?

RJ - 11

RJ - 17

RJ - 30

RJ - 45

RJ-11 is a type of connector commonly used for telephone connections. It has 4 wires and is typically used for single-line telephone systems. This connector is smaller in size compared to other RJ connectors and is specifically designed for telephone applications.

Explanation

RJ-11 is a type of connector commonly used for telephone connections. It has 4 wires and is typically used for single-line telephone systems. This connector is smaller in size compared to other RJ connectors and is specifically designed for telephone applications.

41. The difference between people with access to computers and the Internet and those without this access is known as the:

Digital divide

Internet divide

Web divide

Broadband divide

The term "digital divide" refers to the gap or disparity between individuals or communities who have access to computers and the internet and those who do not. It highlights the unequal distribution of technology and the resulting inequality in opportunities and resources. This term is widely used to address the social, economic, and educational disparities caused by the lack of access to digital technologies.

Explanation

The term "digital divide" refers to the gap or disparity between individuals or communities who have access to computers and the internet and those who do not. It highlights the unequal distribution of technology and the resulting inequality in opportunities and resources. This term is widely used to address the social, economic, and educational disparities caused by the lack of access to digital technologies.

42. The steps and tasks needed to process data, such as responses to questions or clicking an icon, are called:

Instructions

The operating system

Application software

The system unit

Instructions are the steps and tasks needed to process data. They can include actions such as responding to questions or clicking on icons. Instructions are a fundamental part of any computing system and are necessary for the execution of tasks. The other options listed, such as the operating system, application software, and the system unit, are not specifically related to the steps and tasks needed to process data.

Explanation

Instructions are the steps and tasks needed to process data. They can include actions such as responding to questions or clicking on icons. Instructions are a fundamental part of any computing system and are necessary for the execution of tasks. The other options listed, such as the operating system, application software, and the system unit, are not specifically related to the steps and tasks needed to process data.

43. When installing a heatsink back into a computer after replacing a failed processor, which of the following must be done during installation?

Thermal compound must be installed between the processor and the heatsink

An isopropyl alcohol pad must be placed between the processor and the heatsink

An isopropyl alcohol pad must be placed between the processor and the system board

Thermal compound must be installed between the processor and the system board

During the installation of a heatsink after replacing a failed processor, it is necessary to apply thermal compound between the processor and the heatsink. Thermal compound helps to improve the transfer of heat from the processor to the heatsink, ensuring efficient cooling. This prevents overheating and potential damage to the processor.

Explanation

During the installation of a heatsink after replacing a failed processor, it is necessary to apply thermal compound between the processor and the heatsink. Thermal compound helps to improve the transfer of heat from the processor to the heatsink, ensuring efficient cooling. This prevents overheating and potential damage to the processor.

44. Which of the following memory modules has the highest transfer rate?

PC2100

DDR333

DDR440

PC2700

DDR440 has the highest transfer rate among the given memory modules. The "DDR" in DDR440 stands for "Double Data Rate," which means that the module transfers data twice per clock cycle. The number "440" indicates the maximum data transfer rate in megabytes per second (MB/s). Therefore, DDR440 has a higher transfer rate compared to PC2100, DDR333, and PC2700.

Explanation

DDR440 has the highest transfer rate among the given memory modules. The "DDR" in DDR440 stands for "Double Data Rate," which means that the module transfers data twice per clock cycle. The number "440" indicates the maximum data transfer rate in megabytes per second (MB/s). Therefore, DDR440 has a higher transfer rate compared to PC2100, DDR333, and PC2700.

45. Which internal component of a computer uses a 3-pin power connect?

Floppy drive

Hard drive

Fan

Sound card

The internal component of a computer that uses a 3-pin power connect is the fan. The fan is responsible for cooling the computer by circulating air and preventing overheating. It requires a power connection to function properly, and the 3-pin power connect is the standard connector used for fans in most computers.

Explanation

The internal component of a computer that uses a 3-pin power connect is the fan. The fan is responsible for cooling the computer by circulating air and preventing overheating. It requires a power connection to function properly, and the 3-pin power connect is the standard connector used for fans in most computers.

46. The components that process data are located in the:

Input devices

Output devices

System unit

Storage component.

The components that process data are located in the system unit. The system unit is the main part of a computer where all the internal components are housed, including the CPU (central processing unit), motherboard, memory, and other processing components. These components work together to process and manipulate data, perform calculations, and execute instructions. Input devices such as keyboards and mice, output devices such as monitors and printers, and storage components such as hard drives or SSDs are all connected to the system unit but do not directly process data.

Explanation

The components that process data are located in the system unit. The system unit is the main part of a computer where all the internal components are housed, including the CPU (central processing unit), motherboard, memory, and other processing components. These components work together to process and manipulate data, perform calculations, and execute instructions. Input devices such as keyboards and mice, output devices such as monitors and printers, and storage components such as hard drives or SSDs are all connected to the system unit but do not directly process data.

47. Which important feature is offered by the USB standard?

It can supply power from a computer to devices

It offers rates of around 580 Mb/sec in low-speed mode

It allows up to 920 Mb/sec in the 2.0 version

A single USB connection to a computer can support up to 255 separate devices

The USB standard offers the important feature of supplying power from a computer to devices. This means that devices connected to a computer via USB can receive power directly from the computer, eliminating the need for separate power sources or batteries. This feature is particularly useful for charging devices such as smartphones, tablets, and other portable electronics.

Explanation

The USB standard offers the important feature of supplying power from a computer to devices. This means that devices connected to a computer via USB can receive power directly from the computer, eliminating the need for separate power sources or batteries. This feature is particularly useful for charging devices such as smartphones, tablets, and other portable electronics.

48. You are troubleshooting a computer that has a malfunctioning floppy drive. You observe that the floppy drive light remains lit constantly. How should you attempt to repair the problem?

Remove the floppy drive using Add/Remove Hardware

Replace the floppy drive

Change the jumper settings to master for the floppy drive

The correct answer is to connect the data cable making sure that the colored stripe on the cable is aligned with pin 1 on the drive and the motherboard. This is because a constantly lit floppy drive light indicates that the drive is not receiving the proper signal from the motherboard. By ensuring that the data cable is properly connected and aligned, it can resolve the issue and allow the drive to function correctly.

Explanation

The correct answer is to connect the data cable making sure that the colored stripe on the cable is aligned with pin 1 on the drive and the motherboard. This is because a constantly lit floppy drive light indicates that the drive is not receiving the proper signal from the motherboard. By ensuring that the data cable is properly connected and aligned, it can resolve the issue and allow the drive to function correctly.

49. Which type of cable is shown in the graphic?

FireWire

Serial

USB

Parallel

The graphic is showing a cable with a single line of connectors, which is characteristic of a serial cable. Serial cables are used to transfer data one bit at a time, making them suitable for connecting devices such as modems, printers, and serial ports on computers. FireWire, USB, and parallel cables typically have multiple connectors or pins, making them easily distinguishable from the graphic. Therefore, the correct answer is Serial.

Explanation

The graphic is showing a cable with a single line of connectors, which is characteristic of a serial cable. Serial cables are used to transfer data one bit at a time, making them suitable for connecting devices such as modems, printers, and serial ports on computers. FireWire, USB, and parallel cables typically have multiple connectors or pins, making them easily distinguishable from the graphic. Therefore, the correct answer is Serial.

50. A technician is helping a customer compare two hard drives. Which unit of measurement is used for the hard drive speed

Revolutions per minute

Gigabytes

Pages per minute

Clusters per minute

The unit of measurement used for hard drive speed is revolutions per minute (RPM). This refers to the number of times the hard drive platters spin in one minute. A higher RPM generally indicates faster data access and transfer speeds.

Explanation

The unit of measurement used for hard drive speed is revolutions per minute (RPM). This refers to the number of times the hard drive platters spin in one minute. A higher RPM generally indicates faster data access and transfer speeds.

51. What solution should be used to clean a CPU and a heat sink?

Soap and water

Rubbing alcoholic

A diluted ammonia solution

Isopropyl alcohol

Isopropyl alcohol should be used to clean a CPU and a heat sink because it is a highly effective solvent for removing thermal paste and other contaminants without leaving any residue. It evaporates quickly, which helps to prevent any damage to the components. Using soap and water or rubbing alcohol may not be as effective in removing the thermal paste and could potentially leave residue behind. A diluted ammonia solution is not recommended as it can be corrosive and may damage the components.

Explanation

Isopropyl alcohol should be used to clean a CPU and a heat sink because it is a highly effective solvent for removing thermal paste and other contaminants without leaving any residue. It evaporates quickly, which helps to prevent any damage to the components. Using soap and water or rubbing alcohol may not be as effective in removing the thermal paste and could potentially leave residue behind. A diluted ammonia solution is not recommended as it can be corrosive and may damage the components.

52. In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of:

Eight bytes.

Eight kilobytes.

Eight characters.

Eight bits.

In the binary language, each letter, number, and special character is represented using a unique combination of bits. A bit is the smallest unit of data in a computer, and it can have a value of either 0 or 1. Therefore, the correct answer is eight bits, as it takes eight bits to represent one character or symbol in binary.

Explanation

In the binary language, each letter, number, and special character is represented using a unique combination of bits. A bit is the smallest unit of data in a computer, and it can have a value of either 0 or 1. Therefore, the correct answer is eight bits, as it takes eight bits to represent one character or symbol in binary.

53. As a user attempts to boot the computer, the message "NTLDR is missing" is observed on the screen. What will result from this situation?

The operating system will fail to load

The BIOS setup utility will start automatically

The computer will reboot continuously

The initial self-test will fail to load

When the message "NTLDR is missing" is displayed on the screen during the computer booting process, it indicates that the computer is unable to locate the NTLDR (NT Loader) file. The NTLDR file is a crucial component of the Windows operating system, responsible for loading the operating system. Therefore, when it is missing, the operating system fails to load, resulting in the computer being unable to start up properly.

Explanation

When the message "NTLDR is missing" is displayed on the screen during the computer booting process, it indicates that the computer is unable to locate the NTLDR (NT Loader) file. The NTLDR file is a crucial component of the Windows operating system, responsible for loading the operating system. Therefore, when it is missing, the operating system fails to load, resulting in the computer being unable to start up properly.

54. Which characteristic is determined by the chip set on a motherboard?

Operating system compatibility

Keyboard layout

Maximum amount of memory that can be installed

All of the above

The chip set on a motherboard determines the maximum amount of memory that can be installed. The chip set is responsible for controlling the communication between the processor, memory, and other peripherals on the motherboard. It sets the limitations on the type and amount of memory that can be supported by the system. Therefore, the correct answer is the maximum amount of memory that can be installed.

Explanation

The chip set on a motherboard determines the maximum amount of memory that can be installed. The chip set is responsible for controlling the communication between the processor, memory, and other peripherals on the motherboard. It sets the limitations on the type and amount of memory that can be supported by the system. Therefore, the correct answer is the maximum amount of memory that can be installed.

55. Which of the following is MOST likely causing random data loss on a USB flash drive connected to a Windows system?

The flash drive itself is not properly formatted to be used on a Windows computer.

The customer is not using the Safely Remove Hardware Wizard.

The USB ports are not properly configured in the BIOS.

The USB ports on the PC are disabled.

Not using the Safely Remove Hardware Wizard can cause random data loss on a USB flash drive connected to a Windows system. This wizard allows the operating system to properly close any open files or processes before disconnecting the USB device, ensuring that data is not lost or corrupted. If the customer simply unplugs the flash drive without using the wizard, it can result in data loss.

Explanation

Not using the Safely Remove Hardware Wizard can cause random data loss on a USB flash drive connected to a Windows system. This wizard allows the operating system to properly close any open files or processes before disconnecting the USB device, ensuring that data is not lost or corrupted. If the customer simply unplugs the flash drive without using the wizard, it can result in data loss.

56. Which of the following expansion buses uses serial communications and is capable of operating in USB and PCIe modes?

ExpressCard

CardBus

Mini PCI

FireWire

ExpressCard is the correct answer because it is an expansion bus that uses serial communications and is capable of operating in USB and PCIe modes. ExpressCard slots are commonly found on laptops and allow for the connection of various devices such as network adapters, sound cards, and storage devices. It provides faster data transfer speeds compared to other expansion buses like CardBus and Mini PCI. FireWire, on the other hand, is a high-speed bus typically used for connecting audio and video devices.

Explanation

ExpressCard is the correct answer because it is an expansion bus that uses serial communications and is capable of operating in USB and PCIe modes. ExpressCard slots are commonly found on laptops and allow for the connection of various devices such as network adapters, sound cards, and storage devices. It provides faster data transfer speeds compared to other expansion buses like CardBus and Mini PCI. FireWire, on the other hand, is a high-speed bus typically used for connecting audio and video devices.

57. PATA data cables are available in two different types. The types are distinguished by the number of conductors. Which two types are available?

6 & 68

4 & 48

40 & 80

44 & 88

PATA data cables are available in two different types based on the number of conductors. The correct answer is 40 & 80, indicating that there are two types of PATA data cables with 40 conductors and 80 conductors respectively.

Explanation

PATA data cables are available in two different types based on the number of conductors. The correct answer is 40 & 80, indicating that there are two types of PATA data cables with 40 conductors and 80 conductors respectively.

58. What two tools can help protect against ESD?

Antistatic wrist strap & compressed air

Compressed air and polyester clothing

Antistatic wrist strap & antistatic mat

Safety glasses & compressed air

An antistatic wrist strap and an antistatic mat are two tools that can help protect against ESD (electrostatic discharge). An antistatic wrist strap is worn on the wrist and is connected to a grounded surface, preventing the buildup of static electricity on the body. An antistatic mat is placed on the work surface and also helps to dissipate static electricity. Together, these tools provide a path for the static electricity to safely discharge, preventing damage to sensitive electronic components.

Explanation

An antistatic wrist strap and an antistatic mat are two tools that can help protect against ESD (electrostatic discharge). An antistatic wrist strap is worn on the wrist and is connected to a grounded surface, preventing the buildup of static electricity on the body. An antistatic mat is placed on the work surface and also helps to dissipate static electricity. Together, these tools provide a path for the static electricity to safely discharge, preventing damage to sensitive electronic components.

59. Which two categories are used to classify CPU architecture?

ATX & BTX

PnP & CISC

BTX & CISC

RiSC & CISC

The two categories used to classify CPU architecture are RiSC and CISC. RiSC stands for Reduced Instruction Set Computer, which is a type of CPU architecture that uses a small set of simple instructions. CISC stands for Complex Instruction Set Computer, which is a type of CPU architecture that uses a large set of complex instructions. These two categories represent different approaches to designing the instruction set of a CPU and have different advantages and disadvantages.

Explanation

The two categories used to classify CPU architecture are RiSC and CISC. RiSC stands for Reduced Instruction Set Computer, which is a type of CPU architecture that uses a small set of simple instructions. CISC stands for Complex Instruction Set Computer, which is a type of CPU architecture that uses a large set of complex instructions. These two categories represent different approaches to designing the instruction set of a CPU and have different advantages and disadvantages.

60. Which CPU architecture uses a small set of instructions that are designed to be executed rapidly?

RIST

RISK

RAID

RISC

RISC (Reduced Instruction Set Computer) architecture uses a small set of instructions that are designed to be executed rapidly. This architecture simplifies the CPU design by focusing on a limited number of instructions that can be executed quickly, which improves overall performance. RISC processors typically have a smaller instruction set compared to other architectures, such as CISC (Complex Instruction Set Computer), which allows for faster execution and more efficient use of system resources.

Explanation

RISC (Reduced Instruction Set Computer) architecture uses a small set of instructions that are designed to be executed rapidly. This architecture simplifies the CPU design by focusing on a limited number of instructions that can be executed quickly, which improves overall performance. RISC processors typically have a smaller instruction set compared to other architectures, such as CISC (Complex Instruction Set Computer), which allows for faster execution and more efficient use of system resources.

61. Which additional 4-pin or 6-pin connector is required by some motherboards?

Berg

AUX

Parallel

SCSI

Some motherboards require an additional 4-pin or 6-pin connector called AUX. This connector is necessary for providing additional power to the motherboard, especially for high-performance systems that require more power than what the main power supply can provide. The AUX connector ensures stable and reliable power delivery to the motherboard, allowing it to function properly and support demanding components and peripherals.

Explanation

Some motherboards require an additional 4-pin or 6-pin connector called AUX. This connector is necessary for providing additional power to the motherboard, especially for high-performance systems that require more power than what the main power supply can provide. The AUX connector ensures stable and reliable power delivery to the motherboard, allowing it to function properly and support demanding components and peripherals.

62. The language understood by the microprocessor is called assembly language.

True

False

The statement is false because the language understood by the microprocessor is machine language, not assembly language. Assembly language is a low-level programming language that uses mnemonics to represent machine instructions, which are then translated into machine language by an assembler.

Explanation

The statement is false because the language understood by the microprocessor is machine language, not assembly language. Assembly language is a low-level programming language that uses mnemonics to represent machine instructions, which are then translated into machine language by an assembler.

63. You need to configure power management for your laptop computer. The computer is running Microsoft Windows XP Professional. You need to ensure that when the computer sits idle for more than 15 minutes, the computer powers down and turns itself off. You also need to be able to bring the computer back to being fully functional and available with the same applications running as before the computer was turned off. You need to bring the computer back up as quickly as possible when it is turned back on. Which power state should you have the computer enter after it sits idle for 15 minutes?

Hibernate

Sleep

Power Off

Log off User

Hibernate is the correct power state to have the computer enter after it sits idle for 15 minutes. Hibernate mode saves the current state of the computer to the hard drive and then shuts down, allowing the computer to be turned off completely. When the computer is turned back on, it can quickly resume from where it left off, with the same applications running as before. This allows for a quick startup and also saves power by shutting down the computer.

Explanation

Hibernate is the correct power state to have the computer enter after it sits idle for 15 minutes. Hibernate mode saves the current state of the computer to the hard drive and then shuts down, allowing the computer to be turned off completely. When the computer is turned back on, it can quickly resume from where it left off, with the same applications running as before. This allows for a quick startup and also saves power by shutting down the computer.

64. A technician needs to back up 4 GB of data using a single stage medium. Which medium can hold the entire 4 GB on a single disc? (Choose the best answer)

USB

CD-RW

CD-R

DVD+/-R

A DVD+/-R is the best medium to hold the entire 4 GB of data on a single disc. DVDs have a larger storage capacity compared to USBs, CD-RWs, and CD-Rs, making them suitable for backing up larger amounts of data.

Explanation

A DVD+/-R is the best medium to hold the entire 4 GB of data on a single disc. DVDs have a larger storage capacity compared to USBs, CD-RWs, and CD-Rs, making them suitable for backing up larger amounts of data.

65. The binary language consists of ____________ digit(s).

8

2

1,000

1

The binary language consists of 2 digits, which are 0 and 1. In binary, each digit represents a power of 2, with the rightmost digit representing 2^0 and the leftmost digit representing 2^n, where n is the number of digits. This binary system is widely used in computer systems to represent and manipulate data.

Explanation

The binary language consists of 2 digits, which are 0 and 1. In binary, each digit represents a power of 2, with the rightmost digit representing 2^0 and the leftmost digit representing 2^n, where n is the number of digits. This binary system is widely used in computer systems to represent and manipulate data.

66. The discrepancy between the "haves" and "have-nots" with regard to computer technology is commonly referred to as the digital society.

True

False

False (digital divide)

Explanation

False (digital divide)

67. Which three computer components contain hazardous materials and require handling for disposal?

Batteries, floppy drives and monitors

Batteries, monitors and optical drives

Batteries, optical drives and printer toner cartridges

Batteries, monitors, and printer toner cartridges

Batteries, monitors, and printer toner cartridges contain hazardous materials and require special handling for disposal. Batteries often contain heavy metals such as lead, mercury, and cadmium which can be harmful to the environment if not disposed of properly. Monitors contain cathode ray tubes (CRTs) which contain lead, a toxic substance. Printer toner cartridges can contain chemicals and substances that are harmful if released into the environment. Therefore, these three components need to be handled carefully and disposed of in accordance with local regulations to prevent environmental damage.

Explanation

Batteries, monitors, and printer toner cartridges contain hazardous materials and require special handling for disposal. Batteries often contain heavy metals such as lead, mercury, and cadmium which can be harmful to the environment if not disposed of properly. Monitors contain cathode ray tubes (CRTs) which contain lead, a toxic substance. Printer toner cartridges can contain chemicals and substances that are harmful if released into the environment. Therefore, these three components need to be handled carefully and disposed of in accordance with local regulations to prevent environmental damage.

68. A field technician has been asked to install a wireless 802.11 NIC in a computer, but is unsure about the expansion slows available. Which two types of wireless NICs should the technician have available?

PCIe & AGP

AGP & SATA

SATA and PCI

PCIe & PCI

The technician should have PCIe and PCI wireless NICs available because these are the two types of expansion slots commonly found in computers. PCIe (Peripheral Component Interconnect Express) is the newer and faster type of expansion slot, while PCI (Peripheral Component Interconnect) is the older and slower type. By having both options available, the technician can ensure compatibility with a wider range of computers.

Explanation

The technician should have PCIe and PCI wireless NICs available because these are the two types of expansion slots commonly found in computers. PCIe (Peripheral Component Interconnect Express) is the newer and faster type of expansion slot, while PCI (Peripheral Component Interconnect) is the older and slower type. By having both options available, the technician can ensure compatibility with a wider range of computers.

69. What is the most reliable way for users to buy the correct RAM to upgrade a computer?

Buy RAM that is the same color as the memory sockets on the motherboard.

Ensure that the RAM chip is the same size as the ROM chip

Ensure that the RAM is compatible with the peripherals installed on the motherboard

Check the motherboard manual or manufacturer's website

The most reliable way for users to buy the correct RAM to upgrade a computer is to check the motherboard manual or manufacturer's website. This is because the motherboard manual or manufacturer's website will provide the specific information about the type and specifications of RAM that is compatible with the motherboard. This ensures that the user purchases RAM that is compatible with their computer system and avoids any compatibility issues.

Explanation

The most reliable way for users to buy the correct RAM to upgrade a computer is to check the motherboard manual or manufacturer's website. This is because the motherboard manual or manufacturer's website will provide the specific information about the type and specifications of RAM that is compatible with the motherboard. This ensures that the user purchases RAM that is compatible with their computer system and avoids any compatibility issues.

70. Which type of drive is installed in a 5.25 inch bay?

Hard drive

Floppy drive

LS120 drive

Optical drive

An optical drive is installed in a 5.25 inch bay. Optical drives are used for reading and writing data from optical discs such as CDs, DVDs, and Blu-ray discs. They are commonly found in desktop computers and allow users to play music, watch movies, install software, and backup data. The 5.25 inch bay refers to the size of the drive bay in the computer case where the optical drive is installed.

Explanation

An optical drive is installed in a 5.25 inch bay. Optical drives are used for reading and writing data from optical discs such as CDs, DVDs, and Blu-ray discs. They are commonly found in desktop computers and allow users to play music, watch movies, install software, and backup data. The 5.25 inch bay refers to the size of the drive bay in the computer case where the optical drive is installed.

71. You just finished assembling a new computer. When the computer powers up for the first time, the POST discovers a problem. How does the POST indicate the error?

The LED on the front of the computer case flashes a number of times

It issues a number of short beeps

It places an error message in the BIOS

The screen freezes

When the computer powers up for the first time and the POST (Power-On Self-Test) discovers a problem, it indicates the error by issuing a number of short beeps. These beeps serve as an audible code that helps identify the specific issue. Each beep pattern corresponds to a different error, allowing the user or technician to troubleshoot and resolve the problem accordingly.

Explanation

When the computer powers up for the first time and the POST (Power-On Self-Test) discovers a problem, it indicates the error by issuing a number of short beeps. These beeps serve as an audible code that helps identify the specific issue. Each beep pattern corresponds to a different error, allowing the user or technician to troubleshoot and resolve the problem accordingly.

72. What are the two connector types for the 1394a interface?

2 & 4 pin

4 & 6 pin

6 & 8 pin

8 & 9 pin

9 & 15 pin

The correct answer is 4 & 6 pin. The 1394a interface, also known as FireWire or IEEE 1394, uses two types of connectors: a 4-pin connector and a 6-pin connector. The 4-pin connector is typically used for small devices such as digital cameras, while the 6-pin connector is used for larger devices like computers and external hard drives. These connectors allow for high-speed data transfer and are commonly found on older devices.

Explanation

The correct answer is 4 & 6 pin. The 1394a interface, also known as FireWire or IEEE 1394, uses two types of connectors: a 4-pin connector and a 6-pin connector. The 4-pin connector is typically used for small devices such as digital cameras, while the 6-pin connector is used for larger devices like computers and external hard drives. These connectors allow for high-speed data transfer and are commonly found on older devices.

73. A client installs a new video card with 512MB of onboard RAM. The computer starts to load the OS and then shuts down. When the client removes the new video card and uses the on-board video, the computer boots fine. Which of the following is MOST likely causing the shut down?

The new video card is defective.

The video card is an incompatible component.

The computer's power supply has insufficient wattage.

The video card's drivers must be loaded before the card is installed.

The most likely cause of the computer shutting down after installing the new video card is that the computer's power supply does not have enough wattage to support the additional power requirements of the video card. The new video card may require more power than the on-board video, causing the power supply to be overloaded and resulting in the shutdown.

Explanation

The most likely cause of the computer shutting down after installing the new video card is that the computer's power supply does not have enough wattage to support the additional power requirements of the video card. The new video card may require more power than the on-board video, causing the power supply to be overloaded and resulting in the shutdown.

74. Which activity is normally controlled by the Northbridge part of the chipset?

Communication between the CPU and the I/O ports

Access to the RAM

Communication between the CPU and the hard drive

Communication between the CPU and the sound card

The Northbridge part of the chipset is responsible for controlling access to the RAM. It acts as a bridge between the CPU and the RAM, managing the flow of data between them. This allows the CPU to read from and write to the RAM, which is crucial for the overall performance of the system. Without the Northbridge, the CPU would not be able to efficiently access the RAM, leading to slower and less efficient operation.

Explanation

The Northbridge part of the chipset is responsible for controlling access to the RAM. It acts as a bridge between the CPU and the RAM, managing the flow of data between them. This allows the CPU to read from and write to the RAM, which is crucial for the overall performance of the system. Without the Northbridge, the CPU would not be able to efficiently access the RAM, leading to slower and less efficient operation.

75. While performing preventive maintenance, a technician notices that the operating system is missing updates. How can the technician enable automatic updates?

Run the system utility from the command line

Run the Automatic update utility from the command line

Run the Automatic updates utility from the Control Panel

Click the update icon in the system tray.

Right click My computer and then choose Advanced > Updates

To enable automatic updates, the technician should run the Automatic updates utility from the Control Panel. This utility allows the user to configure the settings for automatic updates, such as the frequency of updates and whether to download and install them automatically. By accessing this utility, the technician can ensure that the operating system receives necessary updates without manual intervention.

Explanation

To enable automatic updates, the technician should run the Automatic updates utility from the Control Panel. This utility allows the user to configure the settings for automatic updates, such as the frequency of updates and whether to download and install them automatically. By accessing this utility, the technician can ensure that the operating system receives necessary updates without manual intervention.

76. A technician is installing a new power supply in a computer. Which type of power connector should be used to connect to a PATA hard drive?

Berg

Mini-Molex

Molex

20-pin ATX connector

The Molex power connector should be used to connect to a PATA hard drive. This type of connector is commonly used to provide power to various components in a computer, including hard drives. It has multiple pins and is designed to securely connect to the corresponding power port on the hard drive. Using the correct power connector ensures that the hard drive receives the necessary power to function properly.

Explanation

The Molex power connector should be used to connect to a PATA hard drive. This type of connector is commonly used to provide power to various components in a computer, including hard drives. It has multiple pins and is designed to securely connect to the corresponding power port on the hard drive. Using the correct power connector ensures that the hard drive receives the necessary power to function properly.

77. Which of the following is NOT one of the four major data processing functions of a computer?

Gathering data

Processing data into information

Analyzing the data or information

Storing the data or information

Analyzing the data or information is not one of the four major data processing functions of a computer. The four major data processing functions are gathering data, processing data into information, and storing the data or information. Analyzing the data or information is a separate step that involves examining and interpreting the processed data to gain insights or make decisions. While it is an important task, it is not considered one of the primary functions of data processing.

Explanation

Analyzing the data or information is not one of the four major data processing functions of a computer. The four major data processing functions are gathering data, processing data into information, and storing the data or information. Analyzing the data or information is a separate step that involves examining and interpreting the processed data to gain insights or make decisions. While it is an important task, it is not considered one of the primary functions of data processing.

78. Which tab of the Display Properties dialog box in Windows XP has a button that launches Power Option Properties, allowing you to enable hibernation and set power schemes, among other things?

Settings

Desktop

Screen Saver

Themes

The Screen Saver tab of the Display Properties dialog box in Windows XP has a button that launches Power Option Properties. This button allows you to enable hibernation and set power schemes, among other things.

Explanation

The Screen Saver tab of the Display Properties dialog box in Windows XP has a button that launches Power Option Properties. This button allows you to enable hibernation and set power schemes, among other things.

79. Which of the following types of media is considered solid state?

Flash Media

DVD

Floppy disk

All of the above

Flash media is considered solid state because it does not have any moving parts. Unlike DVDs and floppy disks, which use mechanical components to read and write data, flash media uses solid-state memory chips to store and retrieve information. This makes flash media more durable, faster, and less prone to damage from physical shocks or vibrations. Therefore, flash media is the correct answer as it falls under the category of solid-state media.

Explanation

Flash media is considered solid state because it does not have any moving parts. Unlike DVDs and floppy disks, which use mechanical components to read and write data, flash media uses solid-state memory chips to store and retrieve information. This makes flash media more durable, faster, and less prone to damage from physical shocks or vibrations. Therefore, flash media is the correct answer as it falls under the category of solid-state media.

80. A computer running Windows XP has been getting slower as time passes. The drive activity light is often lit for extended periods of time. What is the most likely cause of the problem?

The hard drive is badly fragmented.

Memory has become unseated.

All of the above

The most likely cause of the problem is that the hard drive is badly fragmented. Fragmentation occurs when files are stored in non-contiguous blocks on the hard drive, causing the computer to take longer to access and retrieve the necessary data. This can result in slower performance over time.

Explanation

The most likely cause of the problem is that the hard drive is badly fragmented. Fragmentation occurs when files are stored in non-contiguous blocks on the hard drive, causing the computer to take longer to access and retrieve the necessary data. This can result in slower performance over time.

81. What components allows you to keep desktop services, such as keyboard, monitor, and mouse permanently connected so they can be used by an attached laptop?

Docking station

Keyboard, video, mouse (KVM) switch

Print server

USB hub

A docking station is a device that allows you to keep desktop services, such as a keyboard, monitor, and mouse, permanently connected so they can be used by an attached laptop. It provides a convenient way to connect and disconnect a laptop to these peripherals without the need for multiple cables. This allows for a seamless transition between using the laptop on the go and using it as a desktop computer when stationary.

Explanation

A docking station is a device that allows you to keep desktop services, such as a keyboard, monitor, and mouse, permanently connected so they can be used by an attached laptop. It provides a convenient way to connect and disconnect a laptop to these peripherals without the need for multiple cables. This allows for a seamless transition between using the laptop on the go and using it as a desktop computer when stationary.

82. After a technician has assembled a new computer, it is necessary to configure the BIOS. At which point must a key be pressed to start the BIOS setup program?

Before the computer is powered on

During the Windows load process

During the POST

After the Post, but before Windows starts to load

During the POST (Power-On Self Test), the computer checks its hardware components to ensure they are functioning properly. This is the point at which a key must be pressed to start the BIOS setup program. By pressing the appropriate key during the POST, the user gains access to the BIOS settings and can configure them according to their needs.

Explanation

During the POST (Power-On Self Test), the computer checks its hardware components to ensure they are functioning properly. This is the point at which a key must be pressed to start the BIOS setup program. By pressing the appropriate key during the POST, the user gains access to the BIOS settings and can configure them according to their needs.

83. What is the proper way to clean optical drives?

Spray ionized solution inside the drive.

Use an electrostatic vacuum cleaner.

Blow the dust with compressed air from the inside.

Use a cleaning disc for optical drives.

Using a cleaning disc for optical drives is the proper way to clean them. This disc is specifically designed to remove dust and debris from the drive's lens and other components. It is a safe and effective method that does not involve any potentially damaging actions such as spraying ionized solution or using an electrostatic vacuum cleaner. Blowing dust with compressed air from the inside can also be risky as it may cause the dust to spread further inside the drive. Therefore, using a cleaning disc is the recommended method for properly cleaning optical drives.

Explanation

Using a cleaning disc for optical drives is the proper way to clean them. This disc is specifically designed to remove dust and debris from the drive's lens and other components. It is a safe and effective method that does not involve any potentially damaging actions such as spraying ionized solution or using an electrostatic vacuum cleaner. Blowing dust with compressed air from the inside can also be risky as it may cause the dust to spread further inside the drive. Therefore, using a cleaning disc is the recommended method for properly cleaning optical drives.

84. When building a computer, which two components are normally installed in 3.5 drive bays?

Hard drive and optical drive

Flash drive and hard drive

Hard drive and Floppy drive

Floppy drive and optical drive

The correct answer is hard drive and floppy drive. When building a computer, these two components are typically installed in 3.5 drive bays. The hard drive is used for long-term storage of data, while the floppy drive is used for reading and writing data on floppy disks.

Explanation

The correct answer is hard drive and floppy drive. When building a computer, these two components are typically installed in 3.5 drive bays. The hard drive is used for long-term storage of data, while the floppy drive is used for reading and writing data on floppy disks.

85. You have many new computers to setup. You completely configure one master computer and make an image of the hard drive. The image is then installed on the other computers? What is this process called?

Disk array

Disk copying

Disk cloning

Disk mirroring

Disk multiplexing

The process described in the question is known as disk cloning. It involves creating an exact copy or image of the hard drive from one computer and then installing that image onto other computers. This allows for quick and efficient setup of multiple computers with the same software and configurations. Disk array, disk copying, disk mirroring, and disk multiplexing are not accurate terms for this process.

Explanation

The process described in the question is known as disk cloning. It involves creating an exact copy or image of the hard drive from one computer and then installing that image onto other computers. This allows for quick and efficient setup of multiple computers with the same software and configurations. Disk array, disk copying, disk mirroring, and disk multiplexing are not accurate terms for this process.

86. Which precaution should be taken when working around electronic devices?

Avoid using magnetized tools

Only use hand tools from the same vendor

Wear ESD protection to repair monitors in humid environments

Avoid using ESD wrist straps and ESD mats simultaneously.

When working around electronic devices, it is important to avoid using magnetized tools. This is because magnets can interfere with the delicate components and circuitry of electronic devices, causing damage or malfunction. Therefore, it is recommended to use non-magnetized tools to ensure the safety and proper functioning of the electronic devices.

Explanation

When working around electronic devices, it is important to avoid using magnetized tools. This is because magnets can interfere with the delicate components and circuitry of electronic devices, causing damage or malfunction. Therefore, it is recommended to use non-magnetized tools to ensure the safety and proper functioning of the electronic devices.

87. You need to destroy the data on a floppy diskette to ensure that the data cannot be recovered using any known technique. What should you do?

Navigate to the diskette in Windows Explorer and delete all files from the diskette.

Place the diskette in drive A: and run the following from a command prompt: DEL A: /F

Shred the diskette.

Format the diskette.

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Explanation

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88. A technician need to install Windows XP on a new computer. The hard drive needs two partitions. At which point in the Windows XP installation process should the technician partition the hard drive?

The technician will be able to create the partitions at the start of the installation process

The technician will be able to create the partitions as the final step in the installation process

The technician will have to create the second partition once the installation process has finished

The technician will be able to create the partitions at the start of the installation process. This is because during the Windows XP installation process, there is an option to partition the hard drive before proceeding with the installation. By selecting this option at the beginning, the technician can create the necessary partitions as per the requirements.

Explanation

The technician will be able to create the partitions at the start of the installation process. This is because during the Windows XP installation process, there is an option to partition the hard drive before proceeding with the installation. By selecting this option at the beginning, the technician can create the necessary partitions as per the requirements.

89. Which two form factors are commonly used to build a new computer?

BTX & NLQ

CLV & ECC

ATX & ECC

BTX & ECC

ATX & BTX

ATX and BTX are the two commonly used form factors to build a new computer. ATX (Advanced Technology eXtended) is a standard form factor that was introduced by Intel and is widely used in desktop computers. BTX (Balanced Technology eXtended) is another form factor developed by Intel, which aimed to improve the airflow and cooling of the computer components. Both form factors provide a standardized layout for computer components, making it easier to build and upgrade computers.

Explanation

ATX and BTX are the two commonly used form factors to build a new computer. ATX (Advanced Technology eXtended) is a standard form factor that was introduced by Intel and is widely used in desktop computers. BTX (Balanced Technology eXtended) is another form factor developed by Intel, which aimed to improve the airflow and cooling of the computer components. Both form factors provide a standardized layout for computer components, making it easier to build and upgrade computers.

90. Which conditions refers to a reduced voltage level of AC power that lasts for a period of time?

Spike

Surge

Brownout

Sag

A brownout refers to a reduced voltage level of AC power that lasts for a period of time. Unlike a surge or spike, which are sudden increases in voltage, a brownout is a decrease in voltage. This can result in dimming lights, slower electronic device performance, and potential damage to appliances. A sag, on the other hand, refers to a brief drop in voltage.

Explanation

A brownout refers to a reduced voltage level of AC power that lasts for a period of time. Unlike a surge or spike, which are sudden increases in voltage, a brownout is a decrease in voltage. This can result in dimming lights, slower electronic device performance, and potential damage to appliances. A sag, on the other hand, refers to a brief drop in voltage.

91. Which two characteristics of a motherboard can be determined by the form factor?

Type of processor supported & size

Color & size

Size & maximum memory supported

Size & Shape

The form factor of a motherboard refers to its physical dimensions and layout. It determines the size and shape of the motherboard, as well as the placement of components and connectors. Therefore, the form factor provides information about the size and shape of the motherboard, allowing users to determine if it will fit in their computer case or if it is compatible with other components. It does not provide information about the type of processor supported, color, or maximum memory supported.

Explanation

The form factor of a motherboard refers to its physical dimensions and layout. It determines the size and shape of the motherboard, as well as the placement of components and connectors. Therefore, the form factor provides information about the size and shape of the motherboard, allowing users to determine if it will fit in their computer case or if it is compatible with other components. It does not provide information about the type of processor supported, color, or maximum memory supported.

92. Your company provides laptop computers for users. Some laptops are as much as four years old. All of the laptops have an integrated (built-in) wireless networking interface. All of the laptops are running either Microsoft Windows XP Professional or Windows 2000 Professional. Operating system service packs are up-to-date on all computers. The office network is currently wired for 100 megabits per second (Mbps) Ethernet. You want to convert the office to a wireless network. You want to use wireless technology that is compatible with all of the laptops currently in use. You also want to optimize network performance. What type of wireless access should you install?

802.11b IrDa

802.11g

802.11b 802.11b

All of the above

The correct answer is 802.11g. This is because 802.11g is backward compatible with 802.11b, which means it can work with the older laptops that have an integrated wireless networking interface. Additionally, 802.11g offers faster data transfer speeds compared to 802.11b, which helps optimize network performance. Therefore, installing 802.11g wireless access would be the best choice in this scenario.

Explanation

The correct answer is 802.11g. This is because 802.11g is backward compatible with 802.11b, which means it can work with the older laptops that have an integrated wireless networking interface. Additionally, 802.11g offers faster data transfer speeds compared to 802.11b, which helps optimize network performance. Therefore, installing 802.11g wireless access would be the best choice in this scenario.

93. Which of the following is the system bus speed for a PC2700 memory?

133MHz

166MHz

266MHz

333MHz

The correct answer is 166MHz because PC2700 memory is designed to operate at a maximum speed of 166MHz. The PC2700 designation refers to the memory module's bandwidth, which is 2.7 GB/s. This means that the memory can transfer data at a rate of 2.7 billion bytes per second, or 2.7 gigabytes per second. The system bus speed determines the rate at which the CPU can communicate with other components in the computer, and in the case of PC2700 memory, it is 166MHz.

Explanation

The correct answer is 166MHz because PC2700 memory is designed to operate at a maximum speed of 166MHz. The PC2700 designation refers to the memory module's bandwidth, which is 2.7 GB/s. This means that the memory can transfer data at a rate of 2.7 billion bytes per second, or 2.7 gigabytes per second. The system bus speed determines the rate at which the CPU can communicate with other components in the computer, and in the case of PC2700 memory, it is 166MHz.

94. Which of the following memory models has 72 pins? (select two)

SIMM

SODIMM

RIMM

SODIMM

A & B

C & D

A & C

D & B

None of the above

SIMM (Single In-Line Memory Module) and SODIMM (Small Outline Dual In-Line Memory Module) are the two memory models that have 72 pins.

Explanation

SIMM (Single In-Line Memory Module) and SODIMM (Small Outline Dual In-Line Memory Module) are the two memory models that have 72 pins.

95. You need to increase the amount of RAM installed in the laptop computer. You need to identify the correct memory module for use in the computer. How many pins does a typical module used for laptop computer RAM have?

240

72

168

200

A typical module used for laptop computer RAM usually has 200 pins.

Explanation

A typical module used for laptop computer RAM usually has 200 pins.

96. A technician prints a test page from the printer's front panel and the printer consistently prints one page of data across two pages of paper. Which of the following is the cause of the problem?

The fuser is not functioning.

The printer driver needs to be updated.

The paper tray media type is not set up.

The paper tray media size is wrong.

The correct answer is that the paper tray media size is wrong. This means that the printer is expecting a different size of paper than what is actually loaded in the tray. As a result, when the test page is printed, it is spread across two pages instead of fitting properly on one page. This issue can be resolved by adjusting the settings for the paper tray media size to match the size of the paper that is loaded.

Explanation

The correct answer is that the paper tray media size is wrong. This means that the printer is expecting a different size of paper than what is actually loaded in the tray. As a result, when the test page is printed, it is spread across two pages instead of fitting properly on one page. This issue can be resolved by adjusting the settings for the paper tray media size to match the size of the paper that is loaded.

97. Which type of memory is primarily used as cache memory?

DRAM

RAM

ROM

SRAM

SRAM (Static Random Access Memory) is primarily used as cache memory. Unlike DRAM (Dynamic Random Access Memory), SRAM does not need to be constantly refreshed, making it faster and more reliable. It is commonly used as cache memory because it provides faster access to data compared to other types of memory. RAM (Random Access Memory) and ROM (Read-Only Memory) are not specifically designed for cache memory purposes, although they have their own uses in computer systems.

Explanation

SRAM (Static Random Access Memory) is primarily used as cache memory. Unlike DRAM (Dynamic Random Access Memory), SRAM does not need to be constantly refreshed, making it faster and more reliable. It is commonly used as cache memory because it provides faster access to data compared to other types of memory. RAM (Random Access Memory) and ROM (Read-Only Memory) are not specifically designed for cache memory purposes, although they have their own uses in computer systems.

98. What is a convenient way that a technician can tell whether a ribbon cable is for an IDE hard drive or a floppy drive?

The IDE cable has a colored stripe on one edge

The IDE cable is gray

The floppy cable motherboard connector is normally gray

The floppy cable has a twist in the cable

A technician can tell whether a ribbon cable is for an IDE hard drive or a floppy drive by looking for a twist in the cable. If the cable has a twist, it is a floppy cable.

Explanation

A technician can tell whether a ribbon cable is for an IDE hard drive or a floppy drive by looking for a twist in the cable. If the cable has a twist, it is a floppy cable.

99. A machine cycle is the time it takes a microprocessor to fetch and execute a complete instruction.

True

False

The given statement is false. A machine cycle is not the time it takes a microprocessor to fetch and execute a complete instruction. Instead, a machine cycle refers to the basic operation performed by a microprocessor, which typically consists of multiple steps such as fetch, decode, execute, and store.

Explanation

The given statement is false. A machine cycle is not the time it takes a microprocessor to fetch and execute a complete instruction. Instead, a machine cycle refers to the basic operation performed by a microprocessor, which typically consists of multiple steps such as fetch, decode, execute, and store.

100. When dealing with customers on the phone that are not very comfortable with technology, which of the following techniques would be MOST helpful to ensure that effective communication is taking place?

Frequently paraphrase what the caller is saying.

Repeat what is being said multiple times so that the customer can understand exactly what to do.

Speak very slowly when replying to the customer.

Frequently paraphrasing what the caller is saying would be the most helpful technique to ensure effective communication with customers who are not comfortable with technology. This technique involves restating the caller's words in a different way to confirm understanding and to show active listening. By paraphrasing, the customer can feel heard and understood, which can help build trust and improve communication.

Explanation

Frequently paraphrasing what the caller is saying would be the most helpful technique to ensure effective communication with customers who are not comfortable with technology. This technique involves restating the caller's words in a different way to confirm understanding and to show active listening. By paraphrasing, the customer can feel heard and understood, which can help build trust and improve communication.

101. Which of the following directory paths is the default profile folder for User1 in Windows 2000?

C:\Users\Users1

C:\User1

C:\Documents and Settings\Users\Users1

C:\Documents and Settings\Users1

The correct answer is "C:\Documents and Settings\Users1". In Windows 2000, the default profile folder for User1 is located in the "C:\Documents and Settings" directory. Within this directory, the specific user profile folder is named after the username, which in this case is "Users1". Therefore, the correct path is "C:\Documents and Settings\Users1".

Explanation

The correct answer is "C:\Documents and Settings\Users1". In Windows 2000, the default profile folder for User1 is located in the "C:\Documents and Settings" directory. Within this directory, the specific user profile folder is named after the username, which in this case is "Users1". Therefore, the correct path is "C:\Documents and Settings\Users1".

102. The performance of a computer is reduced after it has been using the internet. Which three tools can be run to try to improve the performance of a computer?

Fdisk, disk clean up, and BIOS updater

Spyware remover, AVG and disk clean up

Malware remover, spyware remover and defrag

Spyware Remover, defrag, disk clean up

The given answer is correct because spyware remover, defrag, and disk clean up are all tools that can help improve the performance of a computer after it has been using the internet. Spyware remover helps remove any malicious software that may be slowing down the computer, defrag helps optimize the organization of files on the hard drive, and disk clean up helps remove unnecessary files and free up storage space.

Explanation

The given answer is correct because spyware remover, defrag, and disk clean up are all tools that can help improve the performance of a computer after it has been using the internet. Spyware remover helps remove any malicious software that may be slowing down the computer, defrag helps optimize the organization of files on the hard drive, and disk clean up helps remove unnecessary files and free up storage space.

103. A technician is installing a new power supply in a computer. Which type of power connector should be used to connect to a floppy drive?

SATA connector

20-pin ATX connector

Molex

Berg

The correct answer is Berg.

Explanation

The correct answer is Berg.

104. Which Windows XP command-line utility scans the critical files of the operating system and replaces any files that have been corrupted?

Chkdsk

Defrag

Disk cleanup

Disk Management

Scan System

System File Checker

System File Checker is a Windows XP command-line utility that scans the critical files of the operating system and replaces any files that have been corrupted. It is used to verify the integrity of system files and restore them to their original versions if necessary. This helps to ensure the stability and functionality of the operating system by replacing any corrupted files with the correct versions.

Explanation

System File Checker is a Windows XP command-line utility that scans the critical files of the operating system and replaces any files that have been corrupted. It is used to verify the integrity of system files and restore them to their original versions if necessary. This helps to ensure the stability and functionality of the operating system by replacing any corrupted files with the correct versions.

105. The type of operating system software you use depends on your computer's ____________.

The type of operating system software you use depends on your computer's platform. The platform refers to the specific combination of hardware and software that a computer system is built upon. Different platforms have different requirements and capabilities, so the operating system must be compatible with the platform in order to function properly.

Explanation

The type of operating system software you use depends on your computer's platform. The platform refers to the specific combination of hardware and software that a computer system is built upon. Different platforms have different requirements and capabilities, so the operating system must be compatible with the platform in order to function properly.

Submit

Hardware & Software Practice Quiz

1. Because of its read/write capabilities, magnetic media allows you to delete existing data and save new data. (True or False)

2.

What first name or nickname would you like us to use?

2. The ____________, also called the "brains" of the computer, is responsible for processing data.

3. Which type of of port is shown?

4. The CPU and memory are located on the:

5. Computers use the ____________ language to process data.

6. ____________ is any part of the computer that you can physically touch.

7. A technician answers a support call from a very frustrated user. Whenever the technician attempts to reply to a statement from the customer, the customer begins yelling. Which of the following would be recommended to deal with this customer?

8. A technician is attempting to troubleshoot an inkjet printer. The printer successfully feeds paper through the unit while running the manufacturer's print test, but nothing is being printed on the paper. Which of the following should the technician do FIRST?

9. A string of eight 0s and 1s is called a:

10. Which three devices are considered output devices?

11. ____________ bits equal one byte.

12. What steps should be performed first when servicing computer equipment?

13. Q____________ are specially designed computers that perform complex calculations extremely rapidly.

14. Which type of tool is shown in the graphic?

15. Word processing, spreadsheet, and photo-editing are examples of:

16. How many conductors are found in a SATA data cable?

17. The term bit is short for:

18. How many pins are in a SATA data cable connector?

19. All of the following are examples of input devices EXCEPT a:

20. A technician needs to remotely access a user's PC in order to resolve a problem. Upon making the connection, the technician discovers the customer has a confidential document open. Which of the following steps would be BEST to take?

21. Which utility can be used to determine end-to-end connectivity between source and destination?

22. A ____________ is approximately a million bytes.

23. Which tool in Windows XP gives a technician access to initialize disks and create partitions?

24. The name for the way that computers manipulate data into information is called:

25. A user installs a new sound card drive in a computer that is working properly. After installing the driver for the new sound card the computer fails to boot. Which quick fix can the users implement to return to the previous working state?

26. Which of the following is an example of an input device?

27. A technician has been asked to install memory that detects multiple bit errors and corrects single bit errors in memory. Which type of memory should be installed if the motherboard supports these features?

28. The power of amount output from a power supply is rated in what?

29. A ____________ is approximately one billion bytes.

30. An address bus is also called a unidirectional bus.

31. Machine language is independent of the type of microprocessor in a computer system.

32. System software is the set of programs that enables your computer's hardware devices and ____________ software to work together.

33. Which of the following is the correct order of the four major functions of a computer?

34. ____________ is data that has been organized or presented in a meaningful fashion.

35. Output devices store instructions or data that the CPU processes.

36. Which of the following network cable types is MOST often used in environments where physical security of the data is the top priority?

37. What is recommended to remove dust from inside a computer case?

38. Which type of memory is unable to have the contents modified?

39. A computer gathers data, processes it, outputs the data or information, and ____________ the data or information.

40. What type of connector is this?

41. The difference between people with access to computers and the Internet and those without this access is known as the:

42. The steps and tasks needed to process data, such as responses to questions or clicking an icon, are called:

43. When installing a heatsink back into a computer after replacing a failed processor, which of the following must be done during installation?

44. Which of the following memory modules has the highest transfer rate?

45. Which internal component of a computer uses a 3-pin power connect?

46. The components that process data are located in the:

47. Which important feature is offered by the USB standard?

48. You are troubleshooting a computer that has a malfunctioning floppy drive. You observe that the floppy drive light remains lit constantly. How should you attempt to repair the problem?

49. Which type of cable is shown in the graphic?

50. A technician is helping a customer compare two hard drives. Which unit of measurement is used for the hard drive speed

51. What solution should be used to clean a CPU and a heat sink?

52. In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of:

53. As a user attempts to boot the computer, the message "NTLDR is missing" is observed on the screen. What will result from this situation?

54. Which characteristic is determined by the chip set on a motherboard?

55. Which of the following is MOST likely causing random data loss on a USB flash drive connected to a Windows system?

56. Which of the following expansion buses uses serial communications and is capable of operating in USB and PCIe modes?

57. PATA data cables are available in two different types. The types are distinguished by the number of conductors. Which two types are available?

58. What two tools can help protect against ESD?

59. Which two categories are used to classify CPU architecture?

60. Which CPU architecture uses a small set of instructions that are designed to be executed rapidly?

61. Which additional 4-pin or 6-pin connector is required by some motherboards?

62. The language understood by the microprocessor is called assembly language.

64. A technician needs to back up 4 GB of data using a single stage medium. Which medium can hold the entire 4 GB on a single disc? (Choose the best answer)

65. The binary language consists of ____________ digit(s).

66. The discrepancy between the "haves" and "have-nots" with regard to computer technology is commonly referred to as the digital society.

67. Which three computer components contain hazardous materials and require handling for disposal?

68. A field technician has been asked to install a wireless 802.11 NIC in a computer, but is unsure about the expansion slows available. Which two types of wireless NICs should the technician have available?

69. What is the most reliable way for users to buy the correct RAM to upgrade a computer?

70. Which type of drive is installed in a 5.25 inch bay?

71. You just finished assembling a new computer. When the computer powers up for the first time, the POST discovers a problem. How does the POST indicate the error?

72. What are the two connector types for the 1394a interface?

73. A client installs a new video card with 512MB of onboard RAM. The computer starts to load the OS and then shuts down. When the client removes the new video card and uses the on-board video, the computer boots fine. Which of the following is MOST likely causing the shut down?

74. Which activity is normally controlled by the Northbridge part of the chipset?

75. While performing preventive maintenance, a technician notices that the operating system is missing updates. How can the technician enable automatic updates?

76. A technician is installing a new power supply in a computer. Which type of power connector should be used to connect to a PATA hard drive?

77. Which of the following is NOT one of the four major data processing functions of a computer?

78. Which tab of the Display Properties dialog box in Windows XP has a button that launches Power Option Properties, allowing you to enable hibernation and set power schemes, among other things?