Introduction to Computer Acomputeris an electronic device that can - TopicsExpress



          

Introduction to Computer Acomputeris an electronic device that can perform a variety of operations in accordance witha set of instructions called program. *.It is essentially a data processor. *.It can store, access and process data millions of times faster than humans can. *.Computers can do a lot of different tasks such as playing games, weather forecasting, error detection and controlling a flight of space aircraft etc. Datain computer terminology means raw facts such as name of a person, name of a city, amount of a thing etc. For eg:Deepak, 1991, 60 are data. A processed data is calledinformation. That is, data are aggregated and summarized in various meaningful ways to form information. Characteristics of Computers: 1. Speed:Computers are much faster as compared to human beings. A computer can perform a task in a minute that may take days if performed manually. Usually the speed of computers are expressed in microseconds or nanoseconds.
Posted on: Tue, 10 Sep 2013 08:16:57 +0000

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