MongoDB MCQ Questions

MongoDB MCQ Questions | Freshers & Experienced

  • Sharad Jaiswal
  • 12th Feb, 2021

We have listed here the best MongoDB MCQ Questions for your basic knowledge of MongoDB. This MongoDB MCQ Test contains 25 multiple Choice Questions. You have to select the right answer to every question.

Mongodb MCQ Questions

1) What is MongoDB?

  • A. It is a data growth
  • B.It is a adminCommand
  • C.It is a combine objects
  • D.It is a document database

2) MongoDB was Initial released in .............

  • A. August 2009
  • B.August 2008
  • C.August 2010
  • D.None of the above

3) In mongodb, data is represented as a collection of __________

  • A. Tables
  • B.Images
  • C.Files
  • D.None of the above

4) A collection and a document in mongodb is equivalent to which of the sql concepts respectively?

  • A. Column and Row
  • B.Table and Row
  • C.Table and Column
  • D.Database and Table

5) Which of the following statements is correct about mongoose in mongodb?

  • A. it is Java library to connect with MongoDB.
  • B.It is a PHP library to connect with MongoDB.
  • C.It is Python library to connect with MongoDB
  • D.It is used for modeling your application data in node.js

6) A collection in mongodb is a group of ............

  • A. Rows
  • B.Schema
  • C.Databases
  • D.Related documents

7) Pleas choose the correct option?

  • A. MongoDB is a NoSQL database
  • B.MongoDB is column oriented data store
  • C.MongoDB uses XML more in comparison with JSON
  • D.None of the above

8) The concatenation of the collection name and database name is called ..........

  • A. Replica
  • B.Sharding
  • C.MongoDB
  • D.Namespace

9) What kind of database MongoDB is?

  • A. NoSQL Database
  • B.SQL Database
  • C.Operational database
  • D.None of the above

10) Does MongoDB supports query joins between collections ?

  • A. No
  • B.Yes

11) Mongodb supports search by field range queries regular expression searches.

  • A. True
  • B.False

12) Which among following is not a supported index type in mongodb?

  • A. Unique
  • B.TTL Index
  • C.Neospatial
  • D.None of the above

13) Which of the following format is supported by mongodb?

  • A. SQL
  • B.BSON
  • C.XML
  • D.None of the above

14) Which of the following language is mongodb written in?

  • A. C
  • B.C++
  • C.Javascript
  • D.All of the Above

15) _________ member is used to support dedicated functions, such as backup or reporting.

  • A. Primary
  • B.Hidden
  • C.ViewState
  • D.None of the above

16) In mongodb ..... sorting is not supported.

  • A. Heap
  • B.Collation
  • C.Collection
  • D.None of the above

17) mongodb is an example of ___________.

  • A. Graph Database
  • B.Key-Value pair Database
  • C.Column-based Database
  • D.Document-based Database

18) MongoDB stores all documents in ...........

  • A. Rows
  • B.Tables
  • C.Collections
  • D.None of the above

19) Secondary indices are not available in MongoDB.

  • A. True
  • B.False

20) MongoDB supports fixed-size collections called ____________ collections.

  • A. Capped
  • B.Primary
  • C.Secondary
  • D.None of the above

21) Which of the following is true about sharding?

  • A. Sharding is enabled at the database level
  • B.We cannot change a shard key directly/automatically once it is set up
  • C.Creating a sharded key automatically creates an index on the collection using that key
  • D.All of the above

22) MongoDB has been adopted as ________ software by a number of major websites and services.

  • A. backend
  • B.frontend
  • C.proprietary
  • D.None of the above

23) Which of the following method is used to query documents in collections?

  • A. findOne()
  • B.selectOne()
  • C.findOne1()
  • D.None of the above

24) Which of the following is true about mongoDB?

  • A. MongoDB is a cross-platform
  • B.MongoDB provides high performance
  • C.MongoDB is a document oriented database
  • D.All of the above

25) Which of the following is a metapackage for enterprise?

  • A. mongodb-enterprise
  • B.mongodb-enterprise-server
  • C.mongodb-enterprise-mongos
  • D.None of the above

26) Mongodb stores all documents in

  • A. Tables
  • B.Files
  • C.Collections
  • D.Database

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