What is a computer?

Hello,i am your guid today i will explain you what is a computer. computer is a electronic device that used for technicel education and calculation and researches and many things are used in computer. Input and Output devices. what is input device-input device is do comnication with computer and send messages and information to computer.

Output device-They devices who give us messages and information output is two type 1sthay and aasthay.