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Demand paging
With demand paging, a page is called into memory only when a location on that page is actually indexed during run time. With pre-paging, pages other than the one given by a page fault are achieved in. The obtains of such pages is done based on common access frames, usually for secondary storage devices.
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Locality of reference entails that the page reference being made by a process Locality of reference entails that the page reference being made by a process is similarly to be
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