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Question

How does the operating system know when to access the paging file?

a.

When the processor generates a page fault

b.

When the system is running out of physical memory

c.

When an application requests more memory

d.

When the hard drive is running out of space

Posted under Reverse Engineering

Answer: (a).When the processor generates a page fault Explanation:When the flushed pages are accessed, the processor will generate page fault (because their page-table entries are invalid), and the system will know that they have been paged out.

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