Operating system mcqs memory management swapping

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Operating system mcqs memory management swapping

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
If a higher priority process arrives and wants service, the memory manager can swap out the lower priority process to execute the higher priority process. When the higher priority process finishes, the lower priority process is swapped back in and continues execution. This variant of swapping is sometimes called?
A
priority swapping
B
pull out, push in
C
roll out, roll in
D
none of the mentioned
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The address generated by the CPU is referred to as .....
A
Physical address
B
Logical address
C
Neither physical nor logical
D
None of the mentioned
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the advantage of dynamic loading?
A
A used routine is used multiple times
B
An unused routine is never loaded
C
CPU utilization increases
D
All of the mentioned
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In a system that does not support swapping .....
A
the compiler normally binds symbolic addresses (variables) to relocatable addresses
B
the compiler normally binds symbolic addresses to physical addresses
C
the loader binds relocatable addresses to physical addresses
D
binding of symbolic addresses to physical addresses normally takes place during execution
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The ..... time in a swap out of a running process and swap in of a new process into the memory is very high.
A
context - switch
B
waiting
C
execution
D
all of the mentioned
There are 5 questions to complete.

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