The modern world is undoubtedly a world of computers. It has brought (a) — a great change in our way of life. It works as a (b) — for human brain. It has enabled us to perform any difficult work (c) — in a few seconds. In the field (d) — medical science, printing, education etc. computers are doing (e) — jobs. In (f) — western countries, computers (g) — every sphere of man’s life. Our country is also gradually moving (h) — a computer culture. It saves both our time and (i) —. If we make a constructive use of it, it can render (j) — great service to mankind.