9th

grade

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Hardware, Software And Security quiz

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16 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    cpu

    The part of a computer which executes software program instructions

    Converts general purpose electric current from the mains to direct current for the other components of the computer.

    Stores programs and data even when the power is off, but requires power to perform read and write functions during usage.

    Data storage device using rapidly rotating discs coated with reflective material and read using a laser diode.

  • 2. Multiple Choice
    30 seconds
    1 pt

    hard disk drive

    Internal computer expansion card that facilitates economical input and output of sound signals to and from a computer.

    Data storage device using rapidly rotating discs coated with reflective material and read using a laser diode.

    Data storage device used for storing and retrieving digital information using rapidly rotating platters coated with magnetic material.

    Processes graphics output from the motherboard and transmits it to the display.

  • 3. Multiple Choice
    30 seconds
    1 pt

    motherboard

    Removes the waste heat produced by computer components using active or passive cooling methods.

    The primary circuit board within a personal computer.

    A computer bus that transfers data on both the rising and falling edges of the clock signal.

    Initializes and tests the system hardware components and loads a boot loader or an operating system from a mass storage device.

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