Generation of Computers

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  • The first generation of computers (1940–1955)

    The first generation of computers (1940–1955)
    Was a time of vacunes tubes tegnology.

    The computers are size of classroon. Each computer was unique instructure and purpose.

  • Second-generation computers (1955–1965)

    Second-generation computers (1955–1965)
    Were developed to meet the needs of new markets—government and business researchers.
    Computers were still very expensive.
    They used FORTRAN operation system.

  • Third-generation computers date from the mid-1960s.

    Third-generation computers date from the mid-1960s.
    They were designed with faster CPUs.
    The solution was multiprogramming.

  • Fourth Generation of computers

    Fourth Generation of computers
    Computers hat faster CPU.
    Development of virtual memory.

  • Fifth generation of computers (1980)

    Fifth generation of computers (1980)
    Hardware was more flexible.
    Repleaceable circuit boards.
    Firmware: A word used to indicate that a program is permanently held in read only-memory (ROM)

  • 1990

    1990
    Web accessibility and e-mail became standard features of
    almost every operating system.
    The overwhelming demand for internet capability in the mid 1990.
    Introduced a loriferation of multimedia application.

  • 2000

    2000
    The new century emphasized the need for operating systems to offer improved flexibility, reliability, and speed.
    Virtual machines.
    Virtualization is the creation of partitions on a single server.