2. Sample Papers
  3. 9th Class
  4. Computers Science

9th Class Computers Science Sample Paper Computer Science Olympiad Model Test Paper-1

  • question_answer
    OS manages all processing in computer. Without OS computer cannot perform any program. Programs are executed on the basis of a priority number in a_____.

    A)  Batch processing system

    B)  Multiprogramming

    C)  Time sharing

    D)  All of these

    E)  None of these

    Correct Answer: B

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