Recent questions tagged Virtual-memory-questions-answers

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Q: Working set model for page replacement is based on the assumption of ____________

Working set model for page replacement is based on the assumption of ____________ a) modularity b) locality c) globalization d) random access...

asked Oct 27, 2022 in Education by JackTerrance

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Q: A process is thrashing if ____________

A process is thrashing if ____________ a) it is spending more time paging than executing b) it is spending less time paging ... c) page fault occurs d) swapping can not take place...

asked Oct 27, 2022 in Education by JackTerrance

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Q: Which algorithm chooses the page that has not been used for the longest period of time

Which algorithm chooses the page that has not been used for the longest period of time whenever the page ... recently used algorithm d) counting based page replacement algorithm...

asked Oct 27, 2022 in Education by JackTerrance

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Q: In FIFO page replacement algorithm, when a page must be replaced ____________

In FIFO page replacement algorithm, when a page must be replaced ____________ a) oldest page is chosen b) newest page is chosen c) random page is chosen d) none of the mentioned...

asked Oct 27, 2022 in Education by JackTerrance

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Q: Effective access time is directly proportional to ____________

Effective access time is directly proportional to ____________ a) page-fault rate b) hit ratio c) memory access time d) none of the mentioned...

asked Oct 27, 2022 in Education by JackTerrance

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Q: When a program tries to access a page that is mapped in address space but not loaded in physical memory, then

When a program tries to access a page that is mapped in address space but not loaded in physical memory, then ____________ ... error occurs c) page fault occurs d) no error occurs...

asked Oct 27, 2022 in Education by JackTerrance

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Q: Swap space exists in ____________

Swap space exists in ____________ a) primary memory b) secondary memory c) cpu d) none of the mentioned...

asked Oct 27, 2022 in Education by JackTerrance

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Q: The pager concerns with the ____________

The pager concerns with the ____________ a) individual page of a process b) entire process c) entire thread d) first page of a process...

asked Oct 27, 2022 in Education by JackTerrance

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Q: _____ is the concept in which a process is copied into the main memory from the secondary memory acc

_____ is the concept in which a process is copied into the main memory from the secondary memory according to the ... a) Paging b) Demand paging c) Segmentation d) Swapping...

asked Oct 27, 2022 in Education by JackTerrance