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What is called a page fault?

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asked Feb 21, 2014 by sara Guru (24,570 points)

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Page fault is referred to the situation when the process addresses a page in the working set of the process but the process fails to locate the page in the working set. And on a page fault the kernel updates the working set by reading the page from the secondary device.
 
answered Feb 21, 2014 by john Guru (27,140 points)
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Page fault refers to the situation of not having a page in the main memory when any process references it. There are two types of page fault :

Validity fault,Protection fault.
answered Feb 22, 2014 by john Guru (27,140 points)

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