A computer is a device that is used to make program to solve the mathematical problems.Computer has four main parts.
- CPU (Central Processing Unit).
It is device which show output on screen.It is like television.
It is device which is used to give input to the cpu.
It is device which is used to give input to the cpu and control the arrow.
Cpu is called the brain of computer.All the processing work done in cpu.
There are main component of Central Processing Unit.
- Hard Drive
Uses of Computer:-
Computer is used to make programme and run programme.
Computer is used to solve mathematical problem.
Computer is used to entertainment for waching movies and songs.
Computer also used to play games.
Computer is used in all around the world.
Now a days computer is necessary for every body.