The Greatest Invention of 20th Century. Computer

The Greatest Invention of 20th Century Necessity is the mother of invention.

The saying holds true for computers also because computers only that  were invented as a result of man's search for fast and accurate calculating devices.

Charles Babbage,was a nineteenth century professor at the Cambridge university, is considered to be the father of  all modern digital computers.

Computer is an electronic machine which is used tor many purpose. It performs logical operations on inputs and brings froth accurate answers. According to size they can be distribution in many categories. (l) super computers, (2 Main Frame Computers (3) Mini Computer and (4) Micro Computers.

 Their prices very from billion of rupees  to camedown to a few thousands of rupees.Computer can further be classified into monotypes ,which are (I) Digital (ii) Analog (iii) Hybrid.

Now day computer is used in government offices, banks educational institutions, hospitals and many other organizations computers are used mainly for the purpose of storage of facts and records. 

It is possible Lo talk to anyone in any part of the world Students can study in any university of the world while sitting in their home. All of these are great wondors of computer. 

The history of computer can be divided into different generations. We are now living in the fourth generation of computers The fifth generation is yet to come.

 A coinmon perception is that it will start with the creantion and use of articial intelligence. The futuer remains to be unseen, but one can give his own ideas or innovations.