Until now inventors have developed an impressive array of machines called At first I was mystified by these machines， but now I know what they are and what they can As a sophisticated electronic device the computer has a wide range of functions including the storage and memorization of information， calculation， analysis and the making of right All these functions can help man in handling difficult or complicated But technological advance often cuts both Computerization， or for that matter automation， can lead， for example， to unemployment and unemployment in turn will create social The use of computers， however， is modern trend here to We cannot resist this trend and In anticipation of a computerized world all those interested in the computer should find time to get the hang of
