Description

Science has discovered many wonders and computer is one of them.It is an ultra modern electronic device for storing and analysing informationfed into it.computer was not invented over night.First of all pascal invented the theory of digital calculating system in 1662.Though his attempts were not crowned with success.Finally Mr. Haward Akin,an american scientist invented such a machine in 1937.

[source]https://www.google.com/search?
A computer consists of five major components.They are the
1.input unit
2.the output unit

1. the mamory unit
2. the control unit
3. the arithmatic unit.

A computer performs three functions:

1. It receives data.
   2.It processes data by various computations.
2. It emits data.
   
   [source]https://www.google.com/search?
   Computers is media of education in the developed countries.The students of the developed countries use computer to prepare their studies materials.They learn many things within the shortest possible time.Results of various examinations are prepared accurately with the help of computer within the shortest span of time.Nowadays in developed countries computer is used to diagnose a disease.computer is used in the fields of agriculture in the developed countries.Business,commerce and trade can not be thought of without computer.
   
   [source]https://www.google.com/search?
   Computer is of great use to us . We can not go a single moment without computers.It is part and parcel in our daily life.

[this is my first post of steemit.if something went wrong kindly infrom me]