Operating system mcqs virtual memory frame allocation

 

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Operating system mcqs virtual memory frame allocation

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Question 1
The maximum number of frames per process is defined by .....
A
the amount of available physical memory
B
operating System
C
instruction set architecture
D
none of the mentioned


Question 2
Consider a machine in which all memory reference instructions have only one memory address, for them we need at least ..... frame(s).
A
one
B
two
C
three
D
none of the mentioned


Question 2 Explanation: 
At least one frame for the instruction and one for the memory reference.
Question 3
When a page fault occurs before an executing instruction is complete if .....
A
the instruction must be restarted
B
the instruction must be ignored
C
the instruction must be completed ignoring the page fault
D
none of the mentioned


Question 4
The algorithm in which we split m frames among n processes, to give everyone an equal share, m/n frames is known as .....
A
proportional allocation algorithm
B
equal allocation algorithm
C
split allocation algorithm
D
none of the mentioned


Question 5
With either equal or proportional algorithm, a high priority process is treated ..... a low priority process.
A
greater than
B
same as
C
lesser than
D
none of the mentioned


There are 5 questions to complete.

 

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