Which of the following is both an input and output device?

Question

Options

• AMicrophone
• BSpeaker
• CTouch-screen monitor
• DKeyboard

• A
  3% (1)
• C
  92% (35)
• D
  5% (2)

Explanation

A touch-screen monitor is a device that can function as both an input and output device. An input device is a device that allows users to enter data or commands into a computer or system. An output device is a device that displays or produces data or information from a computer or system. A touch-screen monitor can function as an input device by detecting the touch or gesture of the user on the screen and sending the corresponding signal to the computer or system. A touch-screen monitor can also function as an output device by showing visual information on the screen. A microphone, a speaker, and a keyboard are not devices that can function as both an input and output device. A microphone is an input device that allows users to record sound or voice into a computer or system. A speaker is an output device that plays sound or voice from a computer or system. A keyboard is an input device that allows users to type text or characters into a computer or system.

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