Computer

Computers are tools used to process the data according to procedures that have been formulated. Word computer originally used to describe the people that his worl perform arithmetic calculations, with or without a walker, 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.

In the sense that there are tools such as slide rules, mechanical calculators types ranging from abacus and so on, until all the contemporary electronic computers. The term better suited for a broad sense such as "computer" is "information processing" or "information processing systems." Over the years there have been several different meanings in the word "computer", and several different words are now called called a computer.