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Which of the following is an input device of a computer?

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Which of the following is an input device of a computer?
1. Scanner
2. Printer
3. Speaker
4. Monitor
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Correct Answer - Option 1 : Scanner

The correct answer is Scanner.

  • Input devices are used to enter data or instructions into a computer.
    • Keyboard
    • Mouse
    • Digital camera
    • Scanner
    • Mic
    • Barcode reader
    • Joystick

  • Output Devices:
    • The output unit receives the information from the processing unit and provides the result in a human-readable form.
    • A visual display unit (Monitor, Screen)
    • Printer/Plotter
    • Multimedia projector
    • Speaker
  • ​Storage Devices
    • Storage devices are the computer hardware used to remember/store data.
    • Floppy disks
    • Hard disks
    • CD/DVD
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