Evolution of the Operating Systems

Timeline created by TiT0
  • Where it all begins

    Where it all begins
    Each computer was unique in
    structure and purpose.
  • A new concept appears, the firmware

    A new concept appears, the firmware
    Hardware was more flexible, with logical functions built on
    easily replaceable circuit boards.
  • The new century

    The new century
    Emphasized the need for operating systems to offer improved
    flexibility, reliability, and speed.
    To meet the need for computers that could
    accommo- date multiple operating systems running at the same time and sharing
    resources, the concept of virtual machines.