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

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

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Operating System (OS)
Which of the following statement is true.

The LRU algorithm pages out pages that have been used recently
All of these
None of these
Thrashing is a natural consequence of virtual memory systems.
Seek analysis is used for analysing control-unit busy problems.

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Operating System (OS)
The dispatcher

actually schedules the tasks into the processor
is always small and simple
never changes task priorities
None of these
puts tasks in I/O wait

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