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Grade 12 MAINTAINING AND REPAIRING COMPUTER SYSTEMS AND NETWORKS

Quiz by Mark Anthony Fernandez

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50 questions
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  • Q1
    What is the purpose of a CMOS battery in a computer?
    To generate graphics
    To store the operating system
    To maintain the system clock and BIOS settings
    To power the CPU
    60s
  • Q2
    What is the purpose of a UPS (Uninterruptible Power Supply) in a computer?
    To provide backup power in case of outages
    To increase internet speed
    To increase storage capacity
    To cool down the CPU
    60s
  • Q3
    What is the purpose of a firewall in a computer network?
    To cool down the CPU
    To increase internet speed
    To store data backups
    To block unauthorized access to the network
    60s
  • Q4
    What is the purpose of defragmentation in a computer?
    To delete cookies and temporary files
    To upgrade the operating system
    To increase internet speed
    To optimize file storage and improve performance
    60s
  • Q5
    What is the purpose of RAM in a computer?
    To temporarily store data and program instructions for the CPU to access quickly
    To cool down the CPU
    To permanently store data even when the computer is turned off
    To process graphics
    60s
  • Q6
    What is the purpose of a SATA cable in a computer?
    To connect a speaker to the computer
    To connect a hard drive or SSD to the motherboard
    To connect a printer to the computer
    To connect a monitor to the computer
    60s
  • Q7
    What is the purpose of an ethernet cable in a computer network?
    To store data backups
    To connect devices to a local area network (LAN)
    To cool down the CPU
    To connect a monitor to the computer
    60s
  • Q8
    What is the purpose of a graphics card in a computer?
    To render and display images and videos
    To store and retrieve data
    To connect to a wireless network
    To process user input from peripherals
    60s
  • Q9
    What is the purpose of a BIOS?
    To initialize hardware during the booting process.
    To create and manage user accounts.
    To manage network connections.
    To install software onto a computer.
    60s
  • Q10
    What is a common cause of a blue screen error in Windows?
    Hardware failure or driver issues.
    Low disk space.
    A virus or malware.
    Incorrect registry settings.
    60s
  • Q11
    What is the purpose of an IP address?
    To uniquely identify a device on a network.
    To send and receive email messages.
    To store files and data on a computer.
    To create and manage user accounts.
    60s
  • Q12
    What is the purpose of defragmenting a hard drive?
    To optimize the placement of files on a hard drive for faster access.
    To encrypt data on a hard drive.
    To install updates and patches.
    To clean up temporary files.
    60s
  • Q13
    Which component of a computer is responsible for processing data?
    Power supply unit (PSU)
    Solid State Drive (SSD)
    Central Processing Unit (CPU)
    Random Access Memory (RAM)
    60s
  • Q14
    What is the function of an operating system?
    To draw graphics on the screen.
    To manage computer hardware and software resources and provide common services for computer programs.
    To create backup copies of files.
    To manage network connections.
    60s
  • Q15
    What is the purpose of a surge protector?
    To cool down electronic devices.
    To protect electronic devices from power surges.
    To increase internet speeds.
    To connect devices to a network.
    60s

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