Multiple choice general knowledge science & technology

What was the first version of Windows OS called?

  1. Windows

  2. Window 1.0

  3. Windows 1.01

  4. PC Windows
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C Correct answer
Explanation

Windows 1.01 was the first version of Microsoft's graphical operating environment, released in 1985. It was a graphical shell that ran on top of MS-DOS. Windows 1.0 was the internal development name, but 1.01 was the first commercial release.

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