Keyboard is a output device of a computer. We can send command in computer by using keyboard. Without keyboard we can not write anything or we can not send any command. In every smart or analog device we need to use keyboard.
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From @roy67
Keyboard is a output device of a computer. We can send command in computer by using keyboard. Without keyboard we can not write anything or we can not send any command. In every smart or analog device we need to use keyboard.