MongoDB MCQs – Tools for MongoDB

11.) Which MongoDB tool is used to analyze performance metrics using historical data?

A) MongoDB Atlas
B) mongodump
C) mongostat
D) Ops Manager

Answer: Option A

Explanation: Ops Manager provides historical performance metrics and advanced management features for MongoDB deployments.

12.) Which tool is used for querying and running administrative commands interactively?

A) MongoDB Compass
B) mongotop
C) mongosh
D) mongoimport

Answer: Option C

Explanation: The mongosh (MongoDB Shell) is used for executing queries and administrative tasks interactively.

13.) What is the default format for backups created by mongodump?

A) JSON
B) BSON
C) CSV
D) Plain Text

Answer: Option B

Explanation: mongodump creates backups in the BSON format, which is MongoDB’s binary representation of JSON.

14.) What does the –query option do in mongoexport?

A) Filters data to be exported
B) Imports query results
C) Restores a database
D) Optimizes export speed

Answer: Option A

Explanation: The –query option allows filtering specific data to export in mongoexport.

15.) What is the purpose of the mongoURI connection string?

A) To create indexes
B) To connect applications to MongoDB instances
C) To backup databases
D) To restore data

Answer: Option B

Explanation: mongoURI provides a connection string format for applications to connect to MongoDB.

16.) What feature does MongoDB Atlas provide?

A) On-premises database management
B) Disk-based operations
C) Local backups only
D) Cloud-hosted MongoDB instances

Answer: Option D

Explanation: MongoDB Atlas is a cloud-based service for hosting and managing MongoDB databases.

17.) Which tool provides graphical monitoring and real-time analysis for MongoDB?

A) mongotop
B) MongoDB Compass
C) mongosh
D) Ops Manager

Answer: Option B

Explanation: MongoDB Compass provides a GUI for visualizing, managing, and monitoring MongoDB data.

18.) Which tool is used to manage sharded clusters in MongoDB?

A) mongos
B) mongostat
C) mongotop
D) mongoexport

Answer: Option A

Explanation: The mongos tool manages and routes queries in a MongoDB sharded cluster.

19.) What does the mongostat command display?

A) Memory usage
B) Query performance statistics
C) Read/write metrics in real-time
D) Backup logs

Answer: Option C

Explanation: mongostat provides real-time metrics for reads, writes, and other operations in MongoDB.

20.) Which MongoDB tool provides a unified way to interact with JSON-like commands?

A) MongoDB Compass
B) mongosh
C) mongotop
D) Ops Manager

Answer: Option B

Explanation: The mongosh shell provides a unified, interactive interface for working with MongoDB.

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