Computers are electronic machines that process information. T They accept data as instructions as input and after processing the information, they output the results. When talking about computers , both hardware and softwareneed to considered. A standard computer system consists of three main sections: the central processing unit (CPU), the memory system, the peripherals and bus system. There are four different kinds of computers in use today: the supercomputer, the mainframe computer, the minicomputer, and the microcomputer. All four have one thing in common - they operate quickly and accurately in solving problems.
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