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MCQ

Q.

A process can never be sure that a signal it has sent _____________

A

has which identifier

B

has not been lost

C

has been sent

D

all of the mentioned

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MCQ

1.

Which of the following are TRUE for direct communication?

A

A communication link can be associated with N number of process

B

A communication link can be associated with exactly two processes

C

Exactly N/2 links exist between each pair of processes

D

Exactly two link exists between each pair of processes

Discussion

MCQ

2.

Which system call returns the process identifier of a terminated child?

A

wait

B

exit

C

fork

D

get

Discussion

MCQ

3.

A parent process calling _____ system call will be suspended until children processes terminate.

A

wait

B

fork

C

exit

D

exec

Discussion

MCQ

4.

The only state transition that is initiated by the user process itself is __________

A

block

B

wakeup

C

dispatch

D

none of the mentioned

Discussion

MCQ

5.

In Unix, Which system call creates the new process?

A

fork

B

create

C

new

D

none of the mentioned

Discussion

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