Question

Which of the following is not an output device?
1. computer speaker
2. microphone
3. plotter
4. lcd monitor

Answer 1

Correct Answer - Option 2 : microphone

The correct answer is microphone.

• Output Devices:
  • Output devices are the component of a computer system that converts the digitized signals into a form understandable to the user.
  • The output devices are generally known as the reverse of input devices.
  • Output devices also send data from one computer system to another.
• For example:
  • Monitor,
  • Printers,
  • Plotters,
  • Projector,
  • Speakers.

• Input Devices:
  • Input devices are the component of the computer system that accepts incoming data and instructions.
  • It converts them into a pattern of electrical signals in binary code that is understandable to a digital computer.
  • For example:
    • Keyboard,
    • Image Scanner,
    • Microphone,
    • Pointing device,
    • Graphics tablet,
    • Joystick,
    • Mouse,
    • CPU
• Hence Microphone is the answer.