Input Device | Processing Device | Output Device | ?

Описание: What is Input device ?
=:-A device through which data and instructions are entered into computer is called input device
Type of input device:-
keyboard:- keyboard is an input device which is used to enter the data into computer.

mouse :- mouse is an input device it is also known as pointing device which is used to draw the picture and also download the data from the internet.

scanner :- this input device is used to entered data of source download into computer directly with out typing. it can scan text data as well as image data.

what is processing device?
=:- who's data entered by keyboard it is process by cpu is called processing device.
Type of processing device
cpu :- it is processing device.
what is output device?
who's data entered by keyboard then process after the results is called Output Device

Type of output device

printer:- it is output device


example:- input processing output
2+2 2+2. =4