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SSC CHSL 2021 PYQ — Question 47

SSC CHSL - 6 Aug 2021 - Shift 3 • General Awareness • Q47

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Which of the following was the first operating system written in 'C' language?

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Correct answer: C

Explanation

The correct answer is option 3 i.e. UNIX.

  • The Full Form of UNIX is UNiplexed Information Computing System.
  • Unix is made up of 3 main parts: the kernel, the shell, and user commands and applications.
  • The Unix operating system is a set of programs that act as a link between the computer and the user.