Operating System (OS)
A page fault occurs when

the page is not found in the memory
the Segmentation starts
the Deadlock happens
the page is found in the memory

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Operating System (OS)
Memory management is :

critical for even the simplest operating systems
not used on multiprogramming systems
replaced with virtual memory on current systems
None of these
not used in modern operating system

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Operating System (OS)
What is dispatch latency ?

None of the listed here
The time taken by the dispatcher to stop one process and start another
The whole time taken by all processor
The time taken by the processor to write a file into disk

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