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1. Which of the following represents examples of an IT input device, output device and storage device respectively?

  • A. Bar code reader, CD drive, projector
  • B. Bar code reader, CD drive, projector
  • C. Bar code reader, CD drive, projector
  • D. Bar code reader, CD drive, projector

Answer: Option B

Explanation:

 Input device - Keyboard, mouse and output device - monitor, printer, speaker, Storage device - hard disk CD drive DVD drive etc.So keyboard, monitor, hard disk are input device, output device and storage device respectively.

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