2. Sample Papers
  3. 6th Class
  4. Computers Science

6th Class Computers Science Sample Paper Computer Science Olympiad Model Test Paper-6

  • question_answer
    An Operating System is;

    A) a collection of input-output devices.

    B) a collection of hardware components.

    C) a collection of software subroutines.

    D) a collection of hardware and software.

    E) None of these

    Correct Answer: C

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