History of O.S

By karla97
  • Unix operating system

    Unix operating system

    *Unix
    *Linux
    *Bell Laboratories, Ken Thompson
    *$1200
  • CP/M operating system

    CP/M operating system

    *Intergalactic Digital Research
    *Gary Kildall
    *$100
  • BSD

    BSD

    *
  • TRS-DOS

    TRS-DOS

    *TRS-80
    *Radio Shack
    *$500
  • APPLE II

    APPLE II

    *Apple
    *Steve Wozniak
    *$500
  • IBM PC

    IBM PC

    *Julius E. Pitrap
    *