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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 2 of 11

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Q11.
How many types of members exist in replica set?

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2
Q12.
Point out the wrong statement.

a.

Replication provides scalability and increases data redundancy

b.

A replica set in MongoDB is a group of mongod processes that provide redundancy and high availability

c.

You can also maintain an arbiter as part of a replica set

d.

None of the mentioned

Discuss
Answer: (a).Replication provides scalability and increases data redundancy
Q13.
Which of the member receives all write operations?

a.

center

b.

secondary

c.

primary

d.

none of the mentioned

Discuss
Answer: (c).primary
Q14.
_________ replicate operations from the primary to maintain an identical data set.

a.

center

b.

secondary

c.

primary

d.

none of the mentioned

Discuss
Answer: (b).secondary
Q15.
Point out the wrong statement.

a.

The minimum requirements for a replica set are: A primary, a secondary, and an arbiter

b.

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

c.

Most deployments, however, will keep three members that store data: A primary and two secondary members

d.

None of the mentioned

Discuss
Answer: (d).None of the mentioned
Q16.
_________ play a role in the elections that select a primary if the current primary is unavailable.

a.

Arbiters

b.

Replicators

c.

Loggers

d.

None of the mentioned

Discuss
Answer: (a).Arbiters
Q17.
A replica set can have up to ______ members but only 7 voting members.

a.

10

b.

30

c.

50

d.

70

Discuss
Answer: (d).70
Q18.
Which of the following may be non-voting or priority 0?

a.

center

b.

secondary

c.

primary

d.

none of the mentioned

Discuss
Answer: (b).secondary
Q19.
If the current primary becomes unavailable, the replica set holds an ______ to choose which of the secondaries becomes the new primary.

a.

election

b.

replication

c.

clasification

d.

none of the mentioned

Discuss
Answer: (a).election
Q20.
By default, an application directs its ____ operations to the primary member.

a.

read

b.

write

c.

read write

d.

all of the mentioned

Discuss
Answer: (a).read
Page 2 of 11

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