Computers are tools used to process the data according to commands that have been formulated. Computer word originally used to describe people who perkerjaannya perform arithmetic calculations, with or without assistive devices, but the meaning of this word is then transferred to the machine itself. Originally, the processing of information is almost exclusively related to arithmetical problems, but modern computers are used for many tasks unrelated to mathematics.Broadly, the computer can be defined as an electronic device that consists of several components, which can cooperate between the components with one another to produce an information based on existing programs and data. The computer components are included: Screen Monitor, CPU, Keyboard, Mouse
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