History of DOS: MS-DOS 1.0
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Questions and Answers

Who developed the CP/M operating system?

  • Tim Paterson
  • Bill Gates
  • Steve Jobs
  • Gary Kildall (correct)
  • Which company did Microsoft buy QDOS from?

  • Seattle Computer Products (correct)
  • Intel
  • IBM
  • Digital Research
  • Where did Tim Paterson work when he developed QDOS?

  • Digital Research
  • Microsoft
  • Apple
  • Seattle Computer Products (correct)
  • Which CPU was QDOS initially developed for?

    <p>Intel 8086</p> Signup and view all the answers

    When was the first version of MS-DOS 1.0 shipped?

    <p>August 1981</p> Signup and view all the answers

    Which company launched the IBM PC in August 1981?

    <p>IBM</p> Signup and view all the answers

    What was the original name of MS-DOS 1.0 before it was renamed by Microsoft?

    <p>QDOS</p> Signup and view all the answers

    Who developed QDOS as a clone of the CP/M operating system for the Intel 16-bit 8086 CPU?

    <p>Tim Paterson</p> Signup and view all the answers

    Which company did Microsoft purchase QDOS from before renaming it MS-DOS 1.0?

    <p>Seattle Computer Products</p> Signup and view all the answers

    What was the main purpose of developing QDOS by Tim Paterson?

    <p>To create a clone of CP/M for Intel CPUs</p> Signup and view all the answers

    Who wrote the CP/M operating system that inspired the creation of QDOS?

    <p>Gary Kildall</p> Signup and view all the answers

    What significant event took place in July 1981 related to the development of MS-DOS 1.0?

    <p>Microsoft bought QDOS from Seattle Computer Products</p> Signup and view all the answers

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