In today's world, computers play an essential role in almost every aspect of human life. They are used at home, offices, hospitals,  software houses, and the government sector

At one time, the computer was a simple tool called ABACUS, this device only use for addition and subtraction

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Charles Babbage invented the first automated mechanical calculator 'Difference Engine' in 1822, It uses a mathematical technique to create numerical tables

The Automatic Sequence Controlled Calculator (ASCC), developed by IBM, was the world's first information-processing machine

It was made up of 750,000 wheels, 500 miles of wire, and a 50-foot-long, eight-foot-high panel. Each piece of data was entered on a punch card, and the result was typed out on an electric typewriter

The UNIVAC I (UNIVersal Automatic Computer I) was the first commercially available general-purpose electronic digital computer in the United States

These machines were large and expensive. The first generation of computers included the ENIAC, EDVAC, UNIVAC-I and II, IBM 702, and IBM 650

Integrated Circuits were first used in the third generation, which ran from 1969 to 1977. (IC). This was the microprocessor age!

Since their invention in 1958, ICs have been used in computers due to their compact size and capacity to perform complicated tasks

To Know more about history and evolution of computers, read our informative article link below.