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

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

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Operating System (OS)
The FIFO algorithm

execute first the job that has been in the queue the longest
executes first the job that first entered the queue
executes first the job that last entered the queue
None of these
executes first the job with the least processor needs

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