Multiple choice general knowledge science & technology

Tim Patterson developed this legendary product which set the base for easy computing. What was that?

  1. DOS

  2. Linux

  3. Unix

  4. System 7.x
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A Correct answer
Explanation

Tim Paterson developed QDOS (Quick and Dirty Operating System) in 1980, which Microsoft purchased and renamed MS-DOS. This operating system became the foundation for IBM's Personal Computer and dominated the PC market through the 1980s. Paterson worked at Seattle Computer Products when he created DOS. Linux was created by Linus Torvalds much later (1991), Unix originated at Bell Labs in the 1970s, and System 7.x was a Mac OS version from the early 1990s.

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