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MCQ

Q.

Semaphores are mostly used to implement ____________

A

System calls

B

IPC mechanisms

C

System protection

D

None of the mentioned

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MCQ

1.

What will happen if a non-recursive mutex is locked more than once?

A

Starvation

B

Deadlock

C

Aging

D

Signaling

Discussion

MCQ

2.

For non sharable resources like a printer, mutual exclusion ____________

A

must exist

B

must not exist

C

may exist

D

none of the mentioned

Discussion

MCQ

3.

The two phase locking protocol consists of ____________

A

growing and shrinking phase

B

shrinking and creation phase

C

creation and growing phase

D

destruction and creation phase

Discussion

MCQ

4.

If a process is executing in its critical section, then no other processes can be executing in their critical section. This condition is called?

A

mutual exclusion

B

critical exclusion

C

synchronous exclusion

D

asynchronous exclusion

Discussion

MCQ

5.

A monitor is a module that encapsulates __________

A

shared data structures

B

procedures that operate on shared data structure

C

synchronization between concurrent procedure invocation

D

all of the mentioned

Discussion

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