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    Question

    In a virtual memory system, what is a "page fault"?

    A A hardware failure that results in data loss Correct Answer Incorrect Answer
    B An unauthorized access to a virtual address space Correct Answer Incorrect Answer
    C A reference to a page that is not currently in physical memory Correct Answer Incorrect Answer
    D A segmentation fault caused by a programming error Correct Answer Incorrect Answer
    E None of the mentioned Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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