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Q.

The address of a page table in memory is pointed by ____________

A

stack pointer

B

page table base register

C

page register

D

program counter

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MCQ

1.

A program is generally composed of several different localities, which _____ overlap.

A

may

B

must

C

do not

D

must not

Discussion

MCQ

2.

Consider the following page reference string. 1 2 3 4 2 1 5 6 2 1 2 3 7 6 3 2 1 2 3 6 For LRU page replacement algorithm with 5 frames, the number of page faults is?

A

10

B

14

C

8

D

11

Discussion

MCQ

3.

When the valid-invalid bit is set to valid, it means that the associated page ____________

A

is in the TLB

B

has data in it

C

is in the process's logical address space

D

is the system's physical address space

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4.

Because of virtual memory, the memory can be shared among ____________

A

processes

B

threads

C

instructions

D

none of the mentioned

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5.

Physical memory is broken into fixed-sized blocks called ________

A

frames

B

pages

C

backing store

D

none of the mentioned

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