Memory Management Questions

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21.

The base register is also known as the ____________

A

basic register

B

regular register

C

relocation register

D

delocation register

Correct Answer: C

None.

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22.

The size of a process is limited to the size of ____________

A

physical memory

B

external storage

C

secondary storage

D

none of the mentioned

Correct Answer: A

None.

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23.

If execution time binding is being used, then a process ______ be swapped to a different memory space.

A

has to be

B

can never

C

must

D

may

Correct Answer: D

None.

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24.

Swapping requires a _________

A

motherboard

B

keyboard

C

monitor

D

backing store

Correct Answer: D

None.

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25.

The backing store is generally a ____________

A

fast disk

B

disk large enough to accommodate copies of all memory images for all users

C

disk to provide direct access to the memory images

D

all of the mentioned

Correct Answer: D

None.

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26.

The ________ consists of all processes whose memory images are in the backing store or in memory and are ready to run.

A

wait queue

B

ready queue

C

cpu

D

secondary storage

Correct Answer: B

None.

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27.

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

Correct Answer: A

None.

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28.

The major part of swap time is _______ time.

A

waiting

B

transfer

C

execution

D

none of the mentioned

Correct Answer: B

None.

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29.

Swapping _______ be done when a process has pending I/O, or has to execute I/O operations only into operating system buffers.

A

must

B

can

C

must never

D

maybe

Correct Answer: C

None.

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30.

Swap space is allocated ____________

A

as a chunk of disk

B

separate from a file system

C

into a file system

D

all of the mentioned

Correct Answer: A

None.

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