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Welcome to the Process Synchronization MCQs Page

Dive deep into the fascinating world of Process Synchronization with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Process Synchronization, a crucial aspect of Operating System. In this section, you will encounter a diverse range of MCQs that cover various aspects of Process Synchronization, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Operating System.

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Check out the MCQs below to embark on an enriching journey through Process Synchronization. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Operating System.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Process Synchronization. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Process Synchronization MCQs | Page 3 of 15

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Q21.
Cascading termination refers to termination of all child processes before the parent terminates ______.

a.

Normally

b.

Abnormally

c.

Normally or abnormally

d.

None of these

Discuss
Answer: (a).Normally
Q22.
With ……………. only one process can execute at a time; meanwhile all other process are waiting for the processor. With ………….. more than one process can be running simultaneously each on a different processor.

a.

Multiprocessing, Multiprogramming

b.

Multiprogramming, Uniprocessing

c.

Multiprogramming, Multiprocessing

d.

Uniprogramming, Multiprocessing

Discuss
Answer: (d).Uniprogramming, Multiprocessing
Q23.
In UNIX, each process is identified by its :

a.

Process Control Block

b.

Device Queue

c.

Process Identifier

d.

None of these

Discuss
Answer: (c).Process Identifier
Q24.
In UNIX, the return value for the fork system call is _____ for the child process and _____ for the parent process.

a.

A Negative integer, Zero

b.

Zero, A Negative integer

c.

Zero, A nonzero integer

d.

A nonzero integer, Zero

Discuss
Answer: (c).Zero, A nonzero integer
Q25.
The child process can :

a.

be a duplicate of the parent process

b.

never be a duplicate of the parent process

c.

have another program loaded into it

d.

both a and c

Discuss
Answer: (d).both a and c
Q26.
The child process completes execution,but the parent keeps executing, then the child process is known as :

a.

Orphan

b.

Zombie

c.

Body

d.

Dead

Discuss
Answer: (b).Zombie
Q27.
Inter process communication :

a.

allows processes to communicate and synchronize their actions when using the same address space.

b.

allows processes to communicate and synchronize their actions without using the same address space.

c.

allows the processes to only synchronize their actions without communication.

d.

None of these

Discuss
Answer: (b).allows processes to communicate and synchronize their actions without using the same address space.
Q28.
Messages sent by a process :

a.

have to be of a fixed size

b.

have to be a variable size

c.

can be fixed or variable sized

d.

None of these

Discuss
Answer: (c).can be fixed or variable sized
Q29.
The link between two processes P and Q to send and receive messages is called :

a.

communication link

b.

message-passing link

c.

synchronization link

d.

All of these

Discuss
Answer: (a).communication link
Q30.
Which of the following are TRUE for direct communication :

a.

A communication link can be associated with N number of process(N = max. number of processes supported by system)

b.

A communication link can be associated with exactly two processes

c.

Exactly one link exists between each pair of processes

d.

Both b and c

Discuss
Answer: (d).Both b and c
Page 3 of 15

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