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      Question

      An __________is system software that manages computer

      hardware and software resources and provides common services for computer programs.
      A Supervisor Correct Answer Incorrect Answer
      B Input/Output program Correct Answer Incorrect Answer
      C Job control program Correct Answer Incorrect Answer
      D Operating system Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      The correct answer is D

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