Computer is a fairly recent invention.It has brought about a revolutionary changes in our life.It is an electronic device that can perform mathematical calculations and process large masses of information at a great speed.It can make thousand of calculations in a moment.It can also store in its memory millions of facts and figures.It can not only solve complex mathematical problems quickly and accurately but also perform many operations at once and at the same time without any confusion.Nowadays computer helps to diagnose a disease.Computer is of great use to us also in the field of agriculture and business.It has lessened our work loads and made our life easy and comfortable.
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