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Q.

A process is thrashing if ____________

A

it spends a lot of time executing, rather than paging

B

it spends a lot of time paging than executing

C

it has no memory allocated to it

D

none of the mentioned

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MCQ

1.

The relocation register helps in ____________

A

providing more address space to processes

B

a different address space to processes

C

to protect the address spaces of processes

D

none of the mentioned

Discussion

MCQ

2.

If working set window is too small ____________

A

it will not encompass entire locality

B

it may overlap several localities

C

it will cause memory problems

D

none of the mentioned

Discussion

MCQ

3.

Virtual memory allows ____________

A

execution of a process that may not be completely in memory

B

a program to be smaller than the physical memory

C

a program to be larger than the secondary storage

D

execution of a process without being in physical memory

Discussion

MCQ

4.

There is a set of page replacement algorithms that can never exhibit Belady

A

queue algorithms

B

stack algorithms

C

string algorithms

D

none of the mentioned

Discussion

MCQ

5.

Illegal addresses are trapped using the _____ bit.

A

error

B

protection

C

valid-invalid

D

access

Discussion

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