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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 9 of 14

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Q81.
Given a priori information about the ________ number of resources of each type that maybe requested for each process, it is possible to construct an algorithm that ensures that the system will never enter a deadlock state.

a.

minimum

b.

average

c.

maximum

d.

approximate

Discuss
Answer: (c).maximum
Q82.
A deadlock avoidance algorithm dynamically examines the __________ to ensure that a circular wait condition can never exist.

a.

resource allocation state

b.

system storage state

c.

operating system

d.

resources

Discuss
Answer: (a).resource allocation state
Q83.
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

Discuss
Answer: (b).the system can allocate resources to each process in some order and still avoid a deadlock
Q84.
A system is in a safe state only if there exists a :

a.

safe allocation

b.

safe resource

c.

safe sequence

d.

all of the mentioned

Discuss
Answer: (c).safe sequence
Q85.
All unsafe states are :

a.

deadlocks

b.

not deadlocks

c.

fatal

d.

none of the mentioned

Discuss
Answer: (b).not deadlocks
Q86.
If no cycle exists in the resource allocation graph :

a.

then the system will not be in a safe state

b.

then the system will be in a safe state

c.

all of the mentioned

d.

none of the mentioned

Discuss
Answer: (b).then the system will be in a safe state
Q87.
The resource allocation graph is not applicable to a resource allocation system :

a.

with multiple instances of each resource type

b.

with a single instance of each resource type

c.

single & multiple instance of each resource type

d.

none of the mentioned

Discuss
Answer: (a).with multiple instances of each resource type
Q88.
The Banker’s algorithm is _____________ than the resource allocation graph algorithm.

a.

less efficient

b.

more efficient

c.

equal

d.

none of the mentioned

Discuss
Answer: (a).less efficient
Q89.
The data structures available in the Banker’s algorithm are :

a.

Available

b.

Need

c.

Allocation

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q90.
The content of the matrix Need is :

a.

Allocation – Available

b.

Max – Available

c.

Max – Allocation

d.

Allocation – Max

Discuss
Answer: (c).Max – Allocation
Page 9 of 14

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