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SSC CHSL 2021 PYQ — Question 29

SSC CHSL - 15 April 2021 - Shift 2 • General Awareness • Q29

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In which year was Microsoft’s Windows operating system first introduced?

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Correct answer: D

Explanation

The correct answer is option 4 i.e. 1985.

  • The first version of Windows also known as Microsoft Windows or Windows OS was released in 1985.
  • It was the first graphical user interface (GUI) for IBM-compatible PCs which was developed by Microsoft Corporation.