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Which device is used to show a presentation on a big screen?

A. Printer
B. Projector
C. Monitor
D. Speaker
Correct Answer: B. Projector

Correct answer: Projector. A projector displays a presentation onto a large screen or wall.

  • Printer: A printer produces paper copies.
  • Monitor: A monitor is a small display and is not for projecting.
  • Speaker: A speaker outputs sound.

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