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Wednesday, July 7, 2010

history of computers



the history of computers starts out about 2000 years ago . at the birth of abacus , a wooden rack holding two horizantal wires beads strung on them .when these beads are moved around according to programing rules memorized by the user , all regular arithmetic problems can be done.
The evalution of computer has passed through a number of stages before it reached it's present state . there is an old saying nessetly is the mother of invention . it is ture in the case of the development of modern computers . the early mathmaticians , engineers and scientists had no idea and no imagination of a powerful computer . it is intresting to know how over the years the computers , as they appear today , have developed starting out as a simple calculating device.+

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