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Which device of computer operation dispenses with the use of the keyboard?

  • A.Joystick
  • B.Light pen
  • C.Mouse
  • D.Touch

Answer: C

Correct answer: Mouse

The mouse lets a user point at and select what is on the screen instead of typing commands, which is what made the graphical interface possible. A light pen and a touch screen also point, but the mouse is the device that replaced keyboard-driven operation in general use.

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