IT Essentials - Chapters 1 To 10
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When you purchase a power supply, the power output is measured in which unit?
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Ohms
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Watts
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Hertz
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Mbps
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Amps
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About This Quiz
This quiz covers key concepts from the first ten chapters of IT Essentials, focusing on computer hardware, safety procedures, and system maintenance.
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- 2.
The size and layout of a computer case is called ____ ______.
Explanation
The size and layout of a computer case is referred to as its form factor. The form factor determines the physical dimensions and configuration of the case, including the placement of components such as the motherboard, power supply, and storage devices. Different form factors, such as ATX, microATX, and mini-ITX, have specific standards and specifications that dictate the overall design and compatibility of the case with various hardware components.Rate this question:
- 3.
Two types of disk management tools are..
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Firewall
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Antivirus
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Defrag
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Disk Cleanup
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Microsoft Word
Correct Answer(s)
A. Defrag
A. Disk CleanupExplanation
The correct answer is Defrag and Disk Cleanup. These are two types of disk management tools. Defrag is used to reorganize the data on a hard drive, making it more efficient and improving the overall performance of the computer. Disk Cleanup, on the other hand, is used to free up disk space by removing unnecessary files and temporary data. Both tools are essential for maintaining the health and performance of a computer's hard drive.Rate this question:
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- 4.
Which recommendation should be followed first when a fire in the workplace is out of control.
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Try to use the elevators to get to the lowest floor faster
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Get out of the room or building and contact emergency services for help.
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Use the company water system to stop the fire from extending to other areas.
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Try to control the fire with proper extinguishers.
Correct Answer
A. Get out of the room or building and contact emergency services for help.Explanation
In the event of a fire in the workplace that is out of control, the first recommendation that should be followed is to get out of the room or building and contact emergency services for help. This is the most important step to ensure the safety of all individuals present. Attempting to use elevators may be dangerous as they could malfunction or become inaccessible during a fire. Using the company water system may not be effective in stopping the fire from spreading, and trying to control the fire with extinguishers should only be done if it is safe to do so and within one's capabilities.Rate this question:
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- 5.
When mounting a motherboard in a computer case, what does the technician use to prevent the motherboard from touching the bottom of the case?
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Standoffs
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Ground-Fault Isolators
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Silicon Spray
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Grounding Straps
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Anti-Static Pads
Correct Answer
A. StandoffsExplanation
When mounting a motherboard in a computer case, the technician uses standoffs to prevent the motherboard from touching the bottom of the case. Standoffs are small brass or plastic spacers that are screwed into the case, creating a gap between the motherboard and the case. This is important because it prevents the motherboard from coming into contact with any metal parts of the case, which could cause a short circuit and damage the components. By using standoffs, the technician ensures that the motherboard is securely and safely installed in the case.Rate this question:
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- 6.
When installing a CPU, _______ ________ will help maintain even contact and heat distribution between the CPU and heat sink.
Correct Answer
thermal compound
Thermal CompoundExplanation
When installing a CPU, using thermal compound or thermal paste is essential to ensure even contact and heat distribution between the CPU and heat sink. This compound fills in the microscopic gaps and imperfections on the surfaces of the CPU and heat sink, allowing for better heat transfer. It helps to prevent air pockets and enhances the efficiency of the cooling system, preventing the CPU from overheating. Therefore, using thermal compound is crucial for maintaining optimal temperature levels and preventing damage to the CPU.Rate this question:
- 7.
The _____ ______ logs system, user and software errors which occur on the computer.
Correct Answer
event viewerExplanation
The event viewer is a system tool that records and displays information about events such as system, user, and software errors that occur on a computer. It provides a detailed log of these events, allowing users to analyze and troubleshoot issues effectively. By reviewing the event viewer logs, users can identify the cause of errors and take appropriate actions to resolve them.Rate this question:
- 8.
The ______ _______ displays all the devices that are configured on a computer.
Correct Answer
device managerExplanation
The device manager is a feature in a computer that shows a list of all the devices that are set up and installed on the system. It provides a comprehensive view of the hardware components such as printers, monitors, keyboards, and network adapters. The device manager allows users to manage and troubleshoot devices, update drivers, enable or disable devices, and resolve any conflicts that may arise. It is an essential tool for controlling and monitoring the devices connected to a computer.Rate this question:
- 9.
Which open-source operating system is avilable on multiple hardware platforms?
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Windows XP
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Windows 2000
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Mac OS X
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Linux
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Windows 98
Correct Answer
A. LinuxExplanation
Linux is an open-source operating system that is available on multiple hardware platforms. Unlike Windows XP, Windows 2000, Mac OS X, and Windows 98, which are designed specifically for certain hardware configurations, Linux can be installed and run on a wide range of devices and architectures. This versatility is one of the key features of Linux, making it a popular choice for developers and users who require flexibility and compatibility across different hardware platforms.Rate this question:
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- 10.
How can the command line be accessed in windows xp?
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Start > Run > Prompt
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Start > Run > Cmd
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Start > Control Panel > Prompt
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Start > All programs > Accessories > Terminal
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Start > Run > Terminal
Correct Answer
A. Start > Run > CmdExplanation
To access the command line in Windows XP, you need to click on the "Start" button, then select "Run". In the Run dialog box, you should type "cmd" and press Enter or click on the "OK" button. This will open the Command Prompt, which allows you to execute various commands and perform tasks using text-based commands.Rate this question:
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- 11.
Which power mode on a laptop is used to conserve power?
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Network
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Hibernate
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Active
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Conserve
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Restore
Correct Answer
A. HibernateExplanation
Hibernate is the power mode on a laptop that is used to conserve power. When a laptop is put into hibernate mode, it saves all the current work and settings to the hard drive and then shuts down. This allows the laptop to completely turn off and conserve power, while still being able to restore all the saved work and settings when it is turned back on.Rate this question:
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- 12.
Which type of memory is used in laptops?
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DIMM
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RIMM
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SIMM
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SODIMM
Correct Answer
A. SODIMMExplanation
SODIMM stands for Small Outline Dual In-Line Memory Module, which is a type of memory module specifically designed for laptops and other small form factor computers. It is smaller in size compared to other memory modules like DIMM, RIMM, and SIMM, making it suitable for compact devices like laptops. Therefore, SODIMM is the correct type of memory used in laptops.Rate this question:
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- 13.
The third step is the six step laser printing process is _______.
Correct Answer
writing
WritingExplanation
The correct answer is "writing, Writing." In the six-step laser printing process, the third step involves the actual writing or printing of the desired content onto the paper. This step is where the laser beam scans across the photosensitive drum, creating an electrostatic image of the text or graphics. This image is then transferred to the paper using toner and heat, resulting in the final printed output. Both "writing" and "Writing" accurately describe this step in the process.Rate this question:
- 14.
A newer type of PC card is called the PC ___________
Correct Answer
ExpressCard
Express CardExplanation
The correct answer for the question is "ExpressCard" or "Express Card". These are the newer types of PC cards that have been introduced.Rate this question:
- 15.
The speed of a laser printer is measured in _____ ___ ______
Correct Answer
pages per minute
Pages Per MinuteExplanation
The speed of a laser printer is measured in pages per minute (PPM) or Pages Per Minute (PPM). This is because PPM is a standard unit used to indicate the number of pages a printer can produce in one minute. It helps users determine the efficiency and productivity of a printer by indicating how quickly it can print documents.Rate this question:
- 16.
What does DHCP mean?
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Dynamic Host Configuration Protocol
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Data Host Configuration Protocol
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Dual half-channel protocol
Correct Answer
A. Dynamic Host Configuration ProtocolExplanation
DHCP stands for Dynamic Host Configuration Protocol. This protocol is used to automatically assign IP addresses and other network configuration settings to devices on a network. It allows devices to obtain an IP address dynamically, eliminating the need for manual configuration. DHCP simplifies network administration by centralizing the management of IP addresses and reducing the chances of conflicts.Rate this question:
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- 17.
The internet is an example of which type of network?
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LAN
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SAN
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WAN
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WLAN
Correct Answer
A. WANExplanation
The internet is an example of a WAN (Wide Area Network) because it connects computers and networks across a large geographical area, such as cities, countries, or even continents. It allows for communication and data transfer between different locations, making it a global network.Rate this question:
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- 18.
IEEE 802.11 is the standard that specifies connectivity to...
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Wireless Networks
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Ethernet
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Firewire
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LAN
Correct Answer
A. Wireless NetworksExplanation
IEEE 802.11 is a standard that specifically defines the protocols and specifications for wireless local area networks (WLANs). It outlines the rules and guidelines for wireless connectivity, including data transmission and network security. Therefore, the correct answer is "Wireless Networks" as it accurately reflects the purpose and scope of IEEE 802.11.Rate this question:
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Quiz Review Timeline (Updated): Mar 14, 2023 +
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Current Version
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Mar 14, 2023Quiz Edited by
ProProfs Editorial Team -
Aug 10, 2009Quiz Created by
Samfletcher09
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