Operating System (OS)
File record length

None of these
depends upon the size of the file
should be chosen to match the data characteristics
should always be fixed
Should always be variable

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Operating System (OS)
The LRU algorithm

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

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Operating System (OS)
Object code

is the output of compilers, but not assemblers
must be "loaded" before execution
must be rewritten before execution
is ready to execute
None of these

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