A computer is a man-made , programmable electronic machine that can store , retrieve , and process data according to a given set of instructions.
- Whatever information given to a computer is termed input.
- The input typically comprise of two things. Data and instructions.
- The data are the facts , which are to be processed and the instructions describe how thew computer should process the data.
- Most people describe a computer as a device that comprises of a keyboard , mouse , a central processing unit and a screen.
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