A computer is a machine a device that computers, especially a programmable electronic machine that performs high speed mathmatical or logical operation or that assembles, store correlates, or otherwise process information.
characterstics of computer
1- Speed: The computer is a very fast device. It can calculate data at a very high speed. it can perform a large calculation in very ffew seconds that a human being can do in many years or even the entire life.
2- storage capacity
3- accuracy
4automation
2bcaguiders 