Operating System (OS)
Swapping

allows many programs to use memory simultaneously
allows each program in turn to use the memory
None of these
does not work with overlaying
works best with many small partitions

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Operating System (OS)
The LRU algorithm

pages out pages that have been least used recently
pages out the first page in a given area
pages out pages that have been used recently
pages out pages that have not been used recently
None of these

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