Input devices, like a keyboard, allow us to put raw data in a computer which it processes to produce outputs. Input devices can be manual or automatic. Used as an alternative to a mouse. To operate it ...

An input device responds to changes in the environment and produces a suitable electrical signal for processing in an electronic circuit. In all input devices, other forms of energy are transformed ...

For a circuit to perform a useful action, it must receive data (input) to which it will respond with an action (output). Think of a child’s toy where a press of a button turns a light turns on, and ...