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MCQ

Q.

In the Many to One model, multiple threads are unable to run in parallel on multiprocessors because of ___________

A

only one thread can access the kernel at a time

B

many user threads have access to just one kernel thread

C

there is only one kernel thread

D

none of the mentioned

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MCQ

1.

In the Many to Many model true concurrency cannot be gained because ___________

A

the kernel can schedule only one thread at a time

B

there are too many threads to handle

C

it is hard to map threads with each other

D

none of the mentioned

Discussion

MCQ

2.

The kernel is _______ of user threads.

A

a part of

B

the creator of

C

unaware of

D

aware of

Discussion

MCQ

3.

What is the objective of multiprogramming?

A

Have some process running at all times

B

Have multiple programs waiting in a queue ready to run

C

To minimize CPU utilization

D

None of the mentioned

Discussion

MCQ

4.

Thread pools limit the number of threads that exist at any one point, hence ____________

A

not letting the system resources like CPU time and memory exhaust

B

helping a limited number of processes at a time

C

not serving all requests and ignoring many

D

none of the mentioned

Discussion

MCQ

5.

In the Many to Many models when a thread performs a blocking system call ___________

A

other threads are strictly prohibited from running

B

other threads are allowed to run

C

other threads only from other processes are allowed to run

D

none of the mentioned

Discussion

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