Which of the following is an input device:
a. Keyboard
b. Mouse
c. Printer
d. Speaker
Answers
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Keyboard & Mouse are input devices
Option (a) and (b)
Explanation:
- A 'computer keyboard' is one of the main input devices used by a computer. Similar to an 'electric typewriter', a 'keyboard' consists of buttons that generate numbers, letters, and symbols, as well as perform other functions.
- The mouse is a small handheld input tool that controls the cursor or pointer of a computer screen in combination with the way it is relocated to a flat surface. Many mouse devices have built-in functions, such as extra buttons that can be programmed and assigned to different commands.
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