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What is Computer

The term "computer" is derived from Latin word "computare" which means to calculate.

Computer is a programmable electronic device that accepts raw data as input and processes it with set of instructions to produce result as output. It renders output just after performing mathematical and logical operations. The device also has memory that stores the data, programs and result of processing.

It is believed that Analytical Engine was the first computer. It was invented by Charles Babbage in 1837. Charles Babbage is also considered as the father of computer.

On the basis of data handling capabilities, the computer is of three types:

  • Analogue Computer
  • Digital Computer
  • Hybrid Computer

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