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Welcome to the Deadlocks MCQs Page

Dive deep into the fascinating world of Deadlocks with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Deadlocks, a crucial aspect of Operating System. In this section, you will encounter a diverse range of MCQs that cover various aspects of Deadlocks, 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 Deadlocks. 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 Deadlocks. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Deadlocks MCQs | Page 5 of 14

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Discuss
Answer: (d).In deadlock avoidance, the request for resources is always granted, if the resulting state is safe.
Q42.
In an undirected graph, the sum of degrees of all vertices is
Discuss
Answer: (b).Even
Discuss
Answer: (d).Never request a resource after releasing any resources
Discuss
Answer: (c).When the result of a computation depends on the speed of the processes involved
Q45.
Which of the following approaches do not require knowledge of the system state?
Discuss
Answer: (d).none of the above.
Q46.
An operating system contains 3 user processes each requiring 2 units of resource R .The minimum number of units of R such that no deadlocks will ever arise is

a.

4

b.

3

c.

5

d.

6

Discuss
Answer: (a).4
Q47.
Before proceeding with its execution, each process must acquire all the resources it needs is called
Discuss
Answer: (a).hold and wait
Q48.
To avoid race condition, the maximum number of processes that may be simultaneously inside the critical section is
Discuss
Answer: (b).one
Q49.
Which of the following is not the approach to dealing with deadlock ?
Discuss
Answer: (d).Deletion
Q50.
Match the following.

i) Mutual exclusion a) A process may hold allocated resources while waiting assignment.
ii) Hold and wait b) No resource can be forcibly removed from a process holding it.
iii) No preemption c) Only one process may use a resource at a time.
Discuss
Answer: (d).i-c, ii-a, iii-b

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