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Which of the following is NOT an input device?
1. OCR
2. Keyboard
3. Monitor

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Correct Answer - Option 3 : Monitor

The correct answer is Monitor.

  • In computing, an input device is a piece of equipment used to provide data and control signals to an information processing system such as a computer or information appliance.
  • A 'keyboard' is a human interface device that is represented as a layout of buttons. 

Some input and output devices of computer:

  • Input
    • Keyboard
    • Mouse
    • Scanner 
    • Cameras
    • Microphones
  • Output 
    • Printer 
    • Monitor
    • Plotter

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