computers



















Computers



Computers are really very useful. Without the computer our life would be really very difficult. Computers are used in different places such as schools, hospitals, banks, offices, home and etc. There are different types of computers. Some of the computers are also hidden in machines such as wash machine, TV ad etc. There are different parts of a computers those are mouse, CPU, keyboard. The first computer was invented by Charles Babbage. He invented the first computer. The computer was huge and it was made up by thousands of vacuum tubes. The vacuum tubes were very expensive. Later came the transistors they were less expensive and they were small.

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