Operating System (OS)
Feed back queue

None of these
dispatch tasks according to execution characteristics
are very easy to implement
are used to favor real-time tasks
require manual intervention to implement properly

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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
Thrashing is a natural consequence of virtual memory systems.
All of these
Seek analysis is used for analysing control-unit busy problems.
None of these

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