The computer has a lot of advantages . It can store a lot of information; it can do a lot of calculations in no time. it can pay wages, reserve seats on planes, design buildings, compose music and do many jobs. Doctors also use the computer widely in their job.But it has also some disadvantages ,it can waste our time if it is used foolishly or if it is used just for fun. it has also a bad effect on our health specially the sight . it also teaches the children violence through playing the computer games. So it is a double-edged weapon.
