Operating System (OS)
Which of the following functions is(are) performed by the loader

allocate space in memory for the programs and resolve symbolic references between object decks
physically place the machine instructions and data into memory.
adjust all address dependent locations, such as address constants, to correspond to the allocated space.
None of these
All of these

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Operating System (OS)
File record length

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

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Operating System (OS)
Round-robin scheduling

None of these
allows interactive tasks quicker access to the processor
gives each task the same chance at the processor
is quite complex to implement
allows processor-bound tasks more time in the processor

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