Which of the following groups have only input devices ?
Correct answer: D. Mouse, Keyboard and Scanner
- A. Mouse, Keyboard and Monitor
- B. Mouse, Keyboard and Printer
- C. Mouse, Keyboard and Plotter
- D. Mouse, Keyboard and Scanner
Explanation
A mouse, keyboard, and scanner all send data into the computer, so they are input devices. Monitors, printers, and plotters produce output and therefore cannot appear in an input-only group.
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