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Welcome to the Replication in MongoDB MCQs Page

Dive deep into the fascinating world of Replication in MongoDB with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Replication in MongoDB, a crucial aspect of MongoDB. In this section, you will encounter a diverse range of MCQs that cover various aspects of Replication in MongoDB, 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 MongoDB.

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Check out the MCQs below to embark on an enriching journey through Replication in MongoDB. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of MongoDB.

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

Replication in MongoDB MCQs | Page 3 of 11

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Q21.
The architecture of a replica set affects the set’s _________ and capability.

a.

scalability

b.

capacity

c.

performance

d.

all of the mentioned

Discuss
Answer: (b).capacity
Q22.
Point out the wrong statement.

a.

Even number of members ensures that the replica set is always able to elect a primary

b.

Arbiters do not store a copy of the data and require fewer resources

c.

You may run an arbiter on an application server or other shared process

d.

None of the mentioned

Discuss
Answer: (a).Even number of members ensures that the replica set is always able to elect a primary
Q23.
The standard replica set deployment for production system is a ___-member replica set.

a.

two

b.

three

c.

four

d.

five

Discuss
Answer: (b).three
Q24.
_________ for a replica set is the number of members that can become unavailable and still leave enough members in the set to elect a primary.

a.

Fault tolerance

b.

Reliability

c.

Security

d.

None of the mentioned

Discuss
Answer: (a).Fault tolerance
Q25.
Point out the correct statement.

a.

Removing a member to the replica set does not always increase the fault tolerance

b.

The secondary is the only member in the replica set that receives write operations

c.

Fault tolerance is an effect of replica set size, but the relationship is not direct

d.

None of the mentioned

Discuss
Answer: (c).Fault tolerance is an effect of replica set size, but the relationship is not direct
Q26.
Without a primary, a replica set cannot accept ________ operations.

a.

read

b.

write

c.

read write

d.

all of the mentioned

Discuss
Answer: (b).write
Q27.
_________ member is used to support dedicated functions, such as backup or reporting.

a.

Hidden

b.

Primary

c.

ViewState

d.

None of the mentioned

Discuss
Answer: (a).Hidden
Q28.
To protect your data if your main data center fails, keep at least _______ member in an alternate data center.

a.

one

b.

two

c.

three

d.

none of the mentioned

Discuss
Answer: (a).one
Q29.
What should be the priority of member to prevent them from becoming primary?

a.

0

b.

1

c.

2

d.

3

Discuss
Answer: (a).0
Q30.
_________ sets also allow the routing of read operations to specific machines.

a.

Field

b.

Read

c.

Tag

d.

All of the mentioned

Discuss
Answer: (c).Tag
Page 3 of 11

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