COMPUTER GENERATIONS

By klowi
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    FIRST GENERATION

    UNIVAC is a trademark of the Unisys corporation, is an electrical computer containing thousands of vacuum tubes. It utilized punch cards and switches for inputting data and punch cards for outputting and storing data.
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    SECOND GENERATION

    A transistor computer now often called a second-generation computer, is a computer which uses discrete transistors instead of vacuum tubes.
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    THIRD GENERATION

    Third generation computers start using integrated circuits instead of transistors. The integrated circuit (IC) is a semiconductor material, that contains thousands of transistors miniaturized in it. With the help of IC, the computer becomes more reliable, fast, required less maintenance, small in size, generates less heat, and is less expensive.
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    FOURTH GENERATION

    Very Large Scale Integrated (VLSI) circuits are used in a microprocessor-based system. In this generation, microcomputers became the most affordable. Handheld computers have grown in popularity and cost.
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    FIFTH GENERATION

    The ULSI (ultra large-scale integration) technology is used in this generation of computers. Natural language processing is now in its fifth phase of development. In this generation’s computers, artificial intelligence has progressed.