Computer is an Electronic Device. Technically a Computer is a progarmmable Machine. That can store, retrieve, and process data . Today's computers have at least one Center process unit that performs most calculations and includes a main memory, a control unit, and an arithmetic logic unit. Today, however, the term is most often used to refer to the laptop and desktop computers that most people use. The computer itself not the monitor, keyboard, and mouse.The two principal characteristics of a computer are:
- It responds to a specific set ofa progrm in a well-defined manner.
- It can execute a prerecorded list of a program.
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