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MCQ

Q.

A state is safe, if ____________

A

the system does not crash due to deadlock occurrence

B

the system can allocate resources to each process in some order and still avoid a deadlock

C

the state keeps the system protected and safe

D

all of the mentioned

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MCQ

1.

What is a reusable resource?

A

that can be used by one process at a time and is not depleted by that use

B

that can be used by more than one process at a time

C

that can be shared between various threads

D

none of the mentioned

Discussion

MCQ

2.

Mutual exclusion can be provided by the __________

A

mutex locks

B

binary semaphores

C

both a and b

D

none of the mentioned

Discussion

MCQ

3.

Bounded waiting implies that there exists a bound on the number of times a process is allowed to enter its critical section ____________

A

after a process has made a request to enter its critical section and before the request is granted

B

when another process is in its critical section

C

before a process has made a request to enter its critical section

D

none of the mentioned

Discussion

MCQ

4.

A deadlock eventually cripples system throughput and will cause the CPU utilization to ______

A

increase

B

drop

C

stay still

D

none of the mentioned

Discussion

MCQ

5.

A binary semaphore is a semaphore with integer values ____________

A

1

B

-1

C

0.8

D

0.5

Discussion

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