Introduction of computer

Introduction of Computer:-

A computer is a programmable machine designed to perform arithmetic and logical operations  automatically and sequentially on the input given by the user and gives the desired output after

 processing. Computer components are divided into two major categories namely hardware and

software. Hardware is the machine itself and its connected devices such as monitor, keyboard, 

mouse etc. Software arethe set of programs that make use of hardware for performing various 

functions.

Functionalities of a computer:-

Any digital computer carries out four functions in gross terms they are:

• Takes data as input.
• Stores the data/instruction in its memory and use them when required.
• Processes the data and converts it into usefull information.
• Generates the Output.

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  processing of computer