Introduction to Computer

A Computer is an electronic device used to process input and produce output.
Computer can take input from various devices like keyboard, mouse etc.
It processes data inside a unit called Central processing Unit - abbreivated as CPU.
It can then produce output in an output device, usually a monitor.

Computers can be classified into three types:
Analogue Computers
Digital Computers
Hybrid Computers

Analogue Computers work on analog components like waves etc.
Digital Computers work on binary digits, 0 or 1.
Hybrid computers are a combination of analogue and digital computers.

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