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3 elements of computer?

1st: CPU is the most important component of the computer without it a computer is like a car with no fuel. It also known as the brain of the computer it has two Parts ALU & CU. ALU (Arithmetic & Logic Unit) performs different arithmetic and logical operations. Whereas CU (Control Unit) controls & co-ordinates different components.

2nd: Main Memory is another important component of the computer. A computer needs a memory during processing where data can stored. This memory is RAM (Random Access Memory) which is also called the working area of computer. Data is fetches by system buses from CPU to RAM.

3rd: I/O (Input & Output) devices are those part of computer which are necessary for giving instructions to the computer and receiving information/result from computer. these are keyboard, mouse & monitor etc....

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13y ago

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