MongoDB DBA Associate Practice Questions - MongoDB Associate DBA Certification Exam - MongoDB DBA Associate Practice Questions

Question 1

Which mongosh command initializes a replica set on a standalone mongod instance?

rs.initiate() rs.init() db.adminCommand({ replicaSet: 'init' }) rs.start()

Correct Answer:

rs.initiate()

Question 2

What does rs.add('host:27017') do in a replica set context?

Adds a new member to the existing replica set configuration Creates a new standalone mongod process on the specified host Promotes the specified host to primary Adds the host to the IP allowlist

Correct Answer:

Adds a new member to the existing replica set configuration

Question 3

What is the minimum number of voting members required in a replica set to hold an election and maintain a primary?

3 1 2 5

Correct Answer:

Question 4

What is the oplog in MongoDB replication?

A capped collection on each replica set member that records all write operations for replication A log file on disk that records all mongod startup events A collection storing the replica set configuration and member states A network buffer holding write operations waiting to be sent to secondaries

Correct Answer:

A capped collection on each replica set member that records all write operations for replication

Question 5

What does rs.stepDown() do when run on the primary?

Causes the primary to step down and triggers an election for a new primary Removes the current primary from the replica set permanently Demotes the primary to an arbiter Freezes the member so it cannot become primary for a specified duration

Correct Answer:

Causes the primary to step down and triggers an election for a new primary

Question 1

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About this Exam

Prepare with the MongoDB DBA Associate Practice Questions - MongoDB Associate DBA Certification Exam practice quiz. This question bank includes 100 questions covering mongodb, replica, mongod, primary, and conf. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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MongoDB DBA Associate Practice Questions - MongoDB Associate DBA Certification Exam

This practice set contains 100 questions from the matching question bank and focuses on mongodb, replica, mongod, primary, and conf. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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MongoDB DBA Associate Practice Questions - MongoDB Associate DBA Certification Exam

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