Reviewing Computers:
The word 'computer' comes from 'compute' which means 'to calculate'.
A computer is an electronic machine which can receive data, respond to a specific set of instructions, and execute a program.
A computer is extremely fast. It can carry out hundreds of instructions in minutes.
A computer is very accurate. It does not make mistakes.
It follows instructions and only does what it is told.
It stores all the information in its memory.
It can work continuously without stopping.
There are three kinds of computers...........
1. Mainframes computers,
2. Minicomputers,
3. Microcomputers,
These are the kinds of the computer which we use in our life and different ways.
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