Third Grade A,B Semester Exam
INSTITUTO MEXICANO MADERO
PLANTEL ZAVALETA
ESCUELA SECUNDARIA
CISCO IT ESSENTIALS PC HARDWARE AND SOFTWARE
SEMESTER EXAM
Questions and Answers
- 1.
IIt´s everything you can touch in the computer like hard drives, monitors, mouse, etc
- A.
Hardware
- B.
Software
- C.
Operating system
- D.
Input devices
Correct Answer
A. HardwareExplanation
The correct answer is hardware. Hardware refers to all the physical components of a computer system that can be touched or seen, such as hard drives, monitors, and mice. It is the tangible part of the computer that enables it to function and interact with the user. Software, on the other hand, refers to the programs and instructions that run on the hardware. The operating system is a type of software that manages and controls the computer's hardware and software resources. Input devices are also a part of hardware, as they are physical devices used to input data or commands into the computer.Rate this question:
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- 2.
What is the name of the course you are studying?
- A.
Cisco essentials service to hardware
- B.
CISCI IT essentials PC hardware and software
- C.
CISCO networking academy
Correct Answer
B. CISCI IT essentials PC hardware and softwareExplanation
The correct answer is CISCI IT essentials PC hardware and software. This is the name of the course the person is studying.Rate this question:
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- 3.
What is the name of this cable?
- A.
PATA
- B.
SATA
- C.
IDE
- D.
EIDE
Correct Answer
A. PATAExplanation
PATA stands for Parallel Advanced Technology Attachment, which is the correct name for this cable. PATA is an older technology used to connect hard drives and optical drives to a computer's motherboard. It uses a parallel interface to transfer data between the drives and the computer. SATA, IDE, and EIDE are all incorrect options as they refer to different types of cables or interfaces used for the same purpose. SATA stands for Serial Advanced Technology Attachment, which is the newer and more commonly used technology for connecting drives. IDE stands for Integrated Drive Electronics, which is an older version of PATA. EIDE stands for Enhanced Integrated Drive Electronics, which is an improved version of IDE.Rate this question:
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- 4.
What is the name of this cable?
- A.
IDE
- B.
PATA
- C.
SATA
- D.
IDE2
Correct Answer
C. SATAExplanation
SATA stands for Serial Advanced Technology Attachment, which is a type of cable used to connect storage devices such as hard drives and solid-state drives to a computer's motherboard. It is the successor to IDE (Integrated Drive Electronics) and PATA (Parallel ATA) cables, offering faster data transfer speeds and more efficient performance. Therefore, the correct answer is SATA.Rate this question:
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- 5.
What's the name of this cable?
- A.
ODD cable
- B.
HDD cable
- C.
FDD cable
- D.
ATX
Correct Answer
C. FDD cableExplanation
The correct answer is FDD cable. The FDD cable, also known as the floppy disk drive cable, is used to connect a floppy disk drive to a computer's motherboard. It is responsible for transmitting data between the floppy drive and the computer. The other options listed (ODD cable, HDD cable, ATX) are not correct as they do not refer to the specific cable used for connecting a floppy disk drive.Rate this question:
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- 6.
What´s the maximum number of supported devices of a USB port?
- A.
120
- B.
127
- C.
137
- D.
63
- E.
1
Correct Answer
B. 127Explanation
A USB port can support a maximum of 127 devices. This is because USB devices are assigned unique addresses ranging from 0 to 127. Each device connected to the USB port requires an address, and the port can allocate addresses up to 127. Therefore, the correct answer is 127.Rate this question:
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- 7.
What type of device is this?
- A.
Input
- B.
Output
- C.
Input/output
Correct Answer
B. OutputExplanation
This device is classified as an output device because it is responsible for producing or displaying information to the user. It does not receive input or perform any processing functions.Rate this question:
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- 8.
What´s the name of number 1 in the picture
- A.
Northbridge
- B.
Southbridge
- C.
Bios
- D.
Processor socket
- E.
Auxiliar cinnector
Correct Answer
D. Processor socketExplanation
The correct answer is "processor socket" because it is the component in the picture that is responsible for connecting the processor to the motherboard. It is a physical slot where the processor is inserted and securely connected, allowing it to communicate with other components on the motherboard. The other options listed are not relevant to the picture or the question.Rate this question:
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- 9.
Wahat's the name of number 2 in the picture?
- A.
Ide
- B.
Auxiliar connector
- C.
Ide2
- D.
Atx
- E.
Molex
Correct Answer
B. Auxiliar connector -
- 10.
What's the name of element number 3 in the picture?
- A.
Southbridge
- B.
Northbridge
- C.
Processor
- D.
Bios
- E.
ATX
Correct Answer
B. NorthbridgeExplanation
The correct answer is "northbridge." In computer architecture, the northbridge is a chip responsible for connecting the CPU (processor) to various components such as the memory, graphics card, and southbridge. It acts as a bridge between the CPU and these other components, facilitating communication and data transfer. Therefore, element number 3 in the picture is likely referring to the northbridge.Rate this question:
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- 11.
What´s the name of element number 4 in the picture?
- A.
RAM memory type
- B.
Telephone number
- C.
ID number
- D.
Serial number
- E.
Motherboard model
Correct Answer
E. Motherboard modelExplanation
The correct answer is "motherboard model" because in the given question, we are asked for the name of element number 4 in the picture. Since the options provided are related to different types of information, the most appropriate option that could be element number 4 in the picture is the "motherboard model."Rate this question:
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- 12.
What's the name of element number 5 in the picture?
- A.
Serial number
- B.
Motherboard number
- C.
RAM memory type
- D.
BIOS
- E.
ID number
Correct Answer
C. RAM memory typeExplanation
The correct answer is RAM memory type because the question is asking for the name of element number 5 in the picture. Out of the given options, RAM memory type is the only one that corresponds to an element in the picture. The other options (serial number, motherboard number, BIOS, and ID number) do not pertain to a specific element in the picture. Therefore, RAM memory type is the correct answer.Rate this question:
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- 13.
What's the name of element 6 in the picture?
- A.
RAm modules
- B.
Processor sockets
- C.
RAM
- D.
USB modules
- E.
RAM sockets
Correct Answer
E. RAM socketsExplanation
The correct answer is RAM sockets. This is because RAM sockets are the slots on a motherboard where RAM modules are inserted. Element 6 in the picture is likely referring to these sockets specifically.Rate this question:
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- 14.
What's the name of element number 7 in the picture?
- A.
Auxiliar
- B.
RAM socket
- C.
IDE
- D.
FDD connector
- E.
ATX
Correct Answer
E. ATXExplanation
The correct answer is ATX. However, without the picture, it is difficult to provide a specific explanation. ATX is a form factor for computer motherboards, power supplies, and computer cases. It is possible that element number 7 in the picture refers to a component or feature related to the ATX form factor.Rate this question:
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- 15.
What is the name of element number 8 in the picture?
- A.
IDE1
- B.
SATA
- C.
ATX
- D.
FDD connector 34 pins
- E.
PATA
Correct Answer
A. IDE1Explanation
The correct answer is IDE1 because it is the only option that matches the question prompt, which asks for the name of element number 8 in the picture. The other options listed are unrelated to the picture or do not correspond to element number 8.Rate this question:
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- 16.
What is the name of element number 9 in the picture?
- A.
Auxiliar
- B.
PATA
- C.
IDE2
- D.
FDD connector
- E.
Molex
Correct Answer
C. IDE2Explanation
The correct answer is IDE2 because it is the only option that could potentially be the name of an element. The other options (auxiliar, PATA, FDD connector, molex) do not seem to be relevant to the question or the picture.Rate this question:
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- 17.
What is the name of number 10 in the picture?
- A.
Northbridge
- B.
BIOS
- C.
Processor
- D.
HDD
- E.
Southbridge
Correct Answer
E. Southbridge -
- 18.
What's the name of number 11 in the picture?
- A.
IDE1
- B.
IDE2
- C.
BIOS
- D.
SATA ports
- E.
PCI
Correct Answer
D. SATA portsExplanation
The correct answer is SATA ports. The question is asking for the name of number 11 in the picture, and the answer is SATA ports. This suggests that number 11 represents or is associated with SATA ports in the picture.Rate this question:
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- 19.
What's the name of element number 12 in the picture?
- A.
PCI express
- B.
Southbridge
- C.
Northbridge
- D.
Processor
- E.
BIOS
Correct Answer
E. BIOSExplanation
The element number 12 in the picture is BIOS.Rate this question:
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- 20.
What is the name of elemet number 13 in the picture.
- A.
Backup battery
- B.
Bios
- C.
Pci
- D.
Northbridge
- E.
Push button
Correct Answer
A. Backup batteryExplanation
The correct answer is backup battery because it is the name of the element number 13 in the picture.Rate this question:
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- 21.
What's the name of element number 14 in the picture?
- A.
PCI
- B.
RAM sockets
- C.
PCI express
- D.
IDE
- E.
AGP
Correct Answer
E. AGPExplanation
AGP stands for Accelerated Graphics Port, which is a high-speed point-to-point channel for attaching a graphics card to a computer's motherboard. In the given question, element number 14 in the picture is referred to as AGP, indicating that it is the slot or port specifically designed for connecting a graphics card.Rate this question:
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- 22.
What's the name of element number 15 in the picture
- A.
AGP
- B.
IDE
- C.
PCI
- D.
SATA
- E.
PCI express
Correct Answer
C. PCIExplanation
The correct answer is PCI. The question asks for the name of element number 15 in the picture, and out of the given options, PCI is the only one that matches.Rate this question:
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- 23.
What's the name of the total loss of power in an area?
- A.
Brownout
- B.
Blackout
- C.
Spikes
Correct Answer
B. BlackoutExplanation
A blackout refers to a complete loss of power in a specific area. During a blackout, there is a total absence of electricity, causing all electrical appliances and systems to stop functioning. This can occur due to various reasons such as equipment failure, severe weather conditions, or power grid issues. Unlike a brownout, which is a partial loss of power, a blackout results in a complete absence of electricity, leading to darkness and disruption of normal activities. Spikes, on the other hand, refer to sudden increases in electrical voltage, which can damage electronic devices.Rate this question:
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- 24.
What's the name of the electic unit measured in watts found in power supplies?
- A.
Resistance
- B.
Current
- C.
Power
- D.
Voltage
Correct Answer
C. PowerExplanation
The correct answer is power. Power is the electric unit measured in watts found in power supplies. Power is the rate at which work is done or energy is transferred in an electrical circuit. It is calculated by multiplying the voltage (measured in volts) by the current (measured in amperes). Therefore, power is the correct answer for this question.Rate this question:
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- 25.
It's a device that stores all the programs, operating system, files, pictures or videos.
- A.
FDD
- B.
OD
- C.
HD
Correct Answer
C. HDExplanation
HD stands for Hard Drive, which is a device used for storing programs, operating systems, files, pictures, and videos. It is a non-volatile storage device that uses magnetic storage to store and retrieve digital information. Unlike floppy disk drives (FDD) and optical disk drives (OD), a hard drive offers much larger storage capacity and faster data transfer speeds. Therefore, HD is the correct answer in this context.Rate this question:
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- 26.
It's the characteristic of a device of plugging and unplugging it without shutting down the equipment.
- A.
Plugged
- B.
Unplugged
- C.
Plug and play
- D.
Hotswappable
Correct Answer
D. HotswappableExplanation
Hotswappable refers to the characteristic of a device that allows it to be plugged and unplugged without shutting down the equipment. This means that the device can be added or removed from a system while it is still running, without causing any interruption or damage. This feature is particularly useful in situations where continuous operation is required, as it allows for easy replacement or addition of components without having to power down the entire system.Rate this question:
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- 27.
It reads and writes optical media like CDs, DVD, bluray.
- A.
OD
- B.
HD
- C.
FDD
- D.
USB
Correct Answer
A. ODExplanation
The correct answer is OD because OD stands for Optical Drive, which is a device that can read and write data from optical media such as CDs, DVDs, and Blu-ray discs. It is commonly used to play music or movies from CDs or DVDs, install software, or backup data onto a disc.Rate this question:
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- 28.
Choose the input devices from the ones below.
- A.
Keyboard
- B.
Mouse
- C.
Webcam
Correct Answer(s)
A. Keyboard
B. Mouse
C. WebcamExplanation
The correct answer includes all three options: keyboard, mouse, and webcam. These devices are commonly used as input devices in computer systems. The keyboard is used for typing and entering commands, the mouse is used for pointing and selecting objects on the screen, and the webcam is used for capturing video and audio input.Rate this question:
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- 29.
What's the name of the following device?
- A.
Black box
- B.
Floppy disk
- C.
Hard drive
Correct Answer
C. Hard driveExplanation
The correct answer is hard drive because it is a device used for storing and retrieving digital information. It is a non-volatile storage device that is commonly used in computers and laptops to store operating systems, software, and user data. Unlike a floppy disk or a black box, a hard drive has a larger storage capacity and is more commonly used in modern technology.Rate this question:
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- 30.
What's the name of the following device?
- A.
Floppy disk drive
- B.
Floppy disk
- C.
Hard drive
- D.
Power supply
Correct Answer
B. Floppy diskExplanation
The name of the device shown in the question is a floppy disk. A floppy disk drive is the device used to read and write data on the floppy disk. A hard drive is a different storage device that is typically larger and has a much higher capacity than a floppy disk. A power supply is a component that provides electrical power to a computer or other electronic devices.Rate this question:
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- 31.
What's the name of the following device?
- A.
Hard drive
- B.
Silver box
- C.
Wii
- D.
Power supply
Correct Answer
D. Power supplyExplanation
The correct answer is "power supply" because a power supply is a device that provides electrical power to other devices. It is responsible for converting the AC power from an outlet into the DC power needed by electronic devices. The other options, such as hard drive, silver box, and Wii, do not accurately describe a power supply.Rate this question:
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- 32.
What's the name of the following connector?
- A.
Auxiliar
- B.
Berg
- C.
Atx
- D.
Molex
Correct Answer
D. MolexExplanation
The correct answer is "molex." Molex is a type of electrical connector commonly used in computer hardware. It is named after the company Molex Incorporated, which popularized this type of connector. Molex connectors are known for their reliability and are often used to connect power supply cables to various components inside a computer, such as hard drives and optical drives.Rate this question:
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- 33.
What's the name of the following connector?
- A.
Molex
- B.
Atx
- C.
Berg
- D.
Auxiliar
Correct Answer
C. BergExplanation
The correct answer is "berg" because "berg" is the name of the connector shown in the image.Rate this question:
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- 34.
What's the name of the following connector?
- A.
Atx
- B.
Berg
- C.
PATA
- D.
IDE
Correct Answer
A. AtxExplanation
The name of the following connector is "atx".Rate this question:
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- 35.
Which fire extinguisher would you use with electrical equipment?
- A.
A
- B.
B
- C.
C
- D.
D
Correct Answer
C. CExplanation
Fire extinguisher C is suitable for use with electrical equipment because it is a CO2 (carbon dioxide) fire extinguisher. CO2 extinguishers are specifically designed to extinguish fires involving electrical equipment, as they do not leave any residue that could damage the equipment or conduct electricity.Rate this question:
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- 36.
It's the total loss of power in an electrical circuit:
- A.
Blackout
- B.
Spike
- C.
Brownout
- D.
Noise
Correct Answer
A. BlackoutExplanation
A blackout refers to the complete loss of power in an electrical circuit. During a blackout, there is a total absence of electricity, resulting in a complete shutdown of all electrical devices and systems. This can occur due to various reasons such as a fault in the power grid, severe weather conditions, or equipment failure. Unlike other options like spike, brownout, or noise, a blackout represents a complete and sudden loss of power, leaving everything in darkness and without any electrical functionality.Rate this question:
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- 37.
What does this symbol represent?
- A.
Lightning
- B.
Falling objects
- C.
Heavy rain
- D.
High voltage
Correct Answer
D. High voltageExplanation
The symbol represents high voltage. High voltage is typically represented by a lightning bolt symbol, indicating a dangerous level of electrical potential. This symbol is commonly used to warn people of the presence of high voltage or to indicate areas where caution should be exercised to avoid electric shocks or other hazards associated with high voltage electricity.Rate this question:
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- 38.
In which device would you probably find this symbol?
- A.
Hard drive
- B.
Power supply
- C.
Mother board
- D.
Laser printer
Correct Answer
D. Laser printerExplanation
A laser printer is the device where you would probably find this symbol. This is because laser printers use a laser beam to create an image on the drum, which is then transferred onto paper using toner. The symbol is most likely referring to a specific function or feature related to the laser printing process.Rate this question:
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- 39.
Which fire extinguisher would you use with a trash fire?
- A.
A
- B.
B
- C.
C
- D.
D
Correct Answer
A. AExplanation
You would use fire extinguisher A for a trash fire.Rate this question:
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- 40.
What's the name of the following device?
- A.
Network strip
- B.
Crimping pliers
- C.
Antistatic bracelet
- D.
Security line
Correct Answer
C. Antistatic braceletExplanation
The correct answer is Antistatic bracelet. An antistatic bracelet is a device worn on the wrist to prevent the buildup of static electricity. It is commonly used in electronic assembly or repair to protect sensitive components from electrostatic discharge. The other options, such as network strip, crimping pliers, and security line, are unrelated to the device in question.Rate this question:
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- 41.
What's the name of screwdriver "b" in the image?
- A.
Phillips
- B.
Torx
- C.
Pozidriv
- D.
Flat
Correct Answer
A. PhillipsExplanation
The correct answer is Phillips. The image is not provided, but based on the options given, Phillips is the name of a type of screwdriver commonly used for Phillips head screws.Rate this question:
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- 42.
What is the name of the following device?
- A.
Antistatic bag
- B.
Motherboard wrap
- C.
Electical crib
- D.
UPS
Correct Answer
A. Antistatic bagExplanation
An antistatic bag is a device used to store and transport electronic components safely. It is made of a special material that prevents the buildup of static electricity, which can damage sensitive electronics. The other options listed, such as motherboard wrap, electrical crib, and UPS, do not accurately describe the device in question.Rate this question:
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- 43.
What would you use this device for?
- A.
To clean screen
- B.
To decorate your X-mas tree
- C.
To power the fan
- D.
To remove dust from the interior of a pc
Correct Answer
D. To remove dust from the interior of a pcExplanation
This device would be used to remove dust from the interior of a PC.Rate this question:
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- 44.
What does this symbol represent?
- A.
Do not look at the sun
- B.
Laser beam
- C.
Soldering area
- D.
Suntan machine
Correct Answer
B. Laser beamExplanation
The symbol represents a laser beam. This is indicated by the phrase "Do not look at the sun" which suggests that the symbol is related to something that emits a powerful and potentially harmful beam of light, like a laser.Rate this question:
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- 45.
What does this symbol represent?
- A.
High luminosity
- B.
Blind people ahead
- C.
Wear safety glasses
- D.
Laser beam
Correct Answer
C. Wear safety glassesExplanation
This symbol represents the need to wear safety glasses. It is commonly used in areas where there is a risk of eye injury from flying particles or hazardous substances. The symbol typically features an image of a person wearing safety glasses, indicating that it is important to protect the eyes in that particular area.Rate this question:
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- 46.
It's the main printed circuit that contains the pathways to all computer devices.
- A.
Hard drive
- B.
Floppy disk
- C.
Mother board
- D.
Cpu
Correct Answer
C. Mother boardExplanation
The motherboard is the main printed circuit board that connects and holds together all the essential components of a computer system. It provides pathways for communication between the various devices such as the hard drive, floppy disk, and CPU. The motherboard acts as a central hub, allowing data and power to flow between these devices, ensuring their proper functioning.Rate this question:
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- 47.
What does ESD stand for?
- A.
Electrosolid discharge
- B.
Electrostatic charge
- C.
Electro system discharge
- D.
Electrostatic discharge
Correct Answer
D. Electrostatic dischargeExplanation
ESD stands for Electrostatic Discharge. This refers to the sudden flow of electricity between two objects with different electrical potentials caused by a buildup of static electricity. It can occur when two objects come into contact or when there is a rapid change in the electrical field. ESD can be damaging to electronic components and can cause malfunctions or permanent damage if not properly controlled.Rate this question:
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- 48.
What's the name of screwdriver "a" in the image?
- A.
Pozidriv
- B.
Flat
- C.
Phillips
- D.
Torx
Correct Answer
B. FlatExplanation
The correct answer is "flat" because the image shows a screwdriver with a flat head. A flat screwdriver is commonly used for screws with a single slot or groove, allowing for easy tightening or loosening of the screw.Rate this question:
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- 49.
What's the name of screwdriver "d" in the image?
- A.
Phillips
- B.
Flat
- C.
Pozidriv
- D.
Torx
Correct Answer
D. TorxExplanation
The correct answer is torx. The image shows a screwdriver with a distinct star-shaped tip, which is characteristic of a torx screwdriver. Phillips, flat, and pozidriv screwdrivers have different tip shapes, so they are not the correct answer.Rate this question:
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- 50.
How much voltage is necesary to damage a computer component?
- A.
3000v
- B.
30v
- C.
250v
Correct Answer
B. 30vExplanation
A voltage of 30v is necessary to damage a computer component. This is because computer components are designed to operate within a specific voltage range, and exceeding this range can cause damage. A voltage of 30v is high enough to exceed the safe operating range of most computer components, but not excessively high that it would cause immediate and severe damage. Therefore, 30v is the correct answer.Rate this question:
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