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How Computers Work

  •  English    19     Public
    Reviewing parts of a computer and how they work
  •   Study   Slideshow
  • What does CPU stand for?
    Central Processing Unit
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  • What does the CPU do?
    It receives information and carries out (follows) instructions.
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  • An input unit...
    provides the computer system with information.
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  • An output unit...
    communicates the results of the computer processing to the person using the device.
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  • A keyboard is an example of:
    An output unit
    An input unit
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  • Headphones are an example of:
    An output unit
    An input unit
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  • Name an example of an output unit.
    Speakers, headphones, a monitor, a projector, a printer
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  • Name an example of an input unit.
    A keyboard, a microphone, a webcam, a scanner, a touchscreen.
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  • The temporary memory where computers only store information while they are being used is called...
    Random-access memory (RAM)
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  • All computers have:
    all of these
    a power source
    a component to process information
    input and output devices
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  • You can use a pen drive to...
    store information or data.
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  • Name an example of a portable storage device.
    An external hard drive or pen drive.
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  • Cloud storage is used to store information on the...
    internet.
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  • Information can be stored or saved on the __________ of a computer.
    processing unit
    hard drive
    operating system
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  • BONUS: The smallest computer in the world is smaller than what food item?
    A grain of rice
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  • TRUE OR FALSE: The random-access memory of a computer stores information while the computer is off.
    False. The random-access memory stores information only while the computer is being used.
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