First Generation (1940-1956) Everything started with vacuum tubes. These were widely used in the first computer systems for circuitry, while magnetic drums were used for memory.
Second Generation (1956-1963) Next, there was the introduction of transistors, which came in to replace vacuum tubes. ...
Third Generation (1964-1971) Third-generation computers were where we saw the introduction of integrated circuits (IC), which are still in use today.
Fourth Generation (1971-2010) In the fourth generation of computers, the invention of the microprocessor (commonly known as CPU) helped to get computers to the desk and, later, lap-size that we ...
Fifth Generation (Present Day) Although we are still using technology from the fourth generation of information technology, we are now going into a new age: the fifth generation.
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