History Of Computer

A computer or computer (from English: Computer) is an electronic machine that receives data and processes it into valuable information. It also stores them in different storage media, and is often able to exchange these results and information with other compatible devices. Today's fastest computers can perform hundreds of billions of arithmetic and logical operations in a few seconds. Computers operate with special software called operating systems, and without them, the computer is a useless piece. Operating systems show the computer how to carry out tasks, and they often provide an environment for programmers to develop their applications. Defining computers as only those that run under Windows, Macintosh and Linux environments is a common mistake among people. History The First Generation Of computers The period of first generation was from  1940-1956 . The computers of first generation used vacuum tubes as the basic components for memory and circuitry for CPU (Central Processi