Operating system mcqs virtual memory demand paging

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Operating system mcqs virtual memory demand paging

Question 11 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A page fault occurs when?
A
a page gives inconsistent data
B
a page cannot be accessed due to its absence from memory
C
a page is invisible
D
all of the mentioned
Question 12 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When a process begins execution with no pages in memory?
A
process execution becomes impossible
B
a page fault occurs for every page brought into memory
C
process causes system crash
D
none of the mentioned
Question 13 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A swapper manipulates ..... whereas the pager is concerned with individual ..... of a process.
A
the entire process, parts
B
all the pages of a process, segments
C
the entire process, pages
D
none of the mentioned
Question 14 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When a page fault occurs, the state of the interrupted process is .....
A
disrupted
B
invalid
C
saved
D
none of the mentioned
Question 15 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In virtual memory. the programmer ..... of overlays.
A
has to take care
B
does not have to take care
C
all of the mentioned
D
none of the mentioned
There are 15 questions to complete.