MongoDB Quiz


Play this quiz that will help you to excel in MongoDB certification exams, placements etc. This MongoDB quiz consist of 10 questions that you need to solve in 10 minutes. We’ve specially designed this quiz so that you can quickly acquaint to the pattern of questions you can be asked in placement drives, certification exams etc. This test enables you to assess your knowledge of MongoDB.

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MongoDB MCQs

Practice MongoDB MCQ Questions, which will help you to understand database related concepts.

MongoDB Quiz

Try Free MongoDB Quiz, to start a quiz you need to login first, after login you will get start quiz button and then by clicking on that you can start quiz. You will get 10 Minutes to answer all questions.

MongoDB Quiz

1. find() method will display all the documents in a __________ way.

structured
non-structured
simple
complex

2. How to create index in mongoDB?

index()
createIndex()
putIndex()
getIndex()

3. Collection is a group of MongoDB ___________?

Database
Document
Field
None of the above

4. ________ store the relationships between data by including links or references from one document to another.

Capped
Embedded
External
References

5. In MongoDB default database is ________.

local
mydb
test
temp

6. Which stages in aggregation framework Used to select some specific fields from a collection?

$project
$group
$limit 
$unwind 

7. Integer ________ bit depending upon your server.

16
32
64
Both B and C

8. Which of the following iis correct syntax of createindex?

db.COLLECTION_NAME.createIndex({KEY:1})
COLLECTION_NAME.createIndex({KEY:1})
db.COLLECTION_NAME.createIndex
db.createIndex({KEY:1})

9. The system generated _id field is?

A 12 byte hexadecimal value
A 16 byte octal value
A 12 byte decimal value
A 10 bytes binary value

10. Which of th following expression is used to Inserts the value to an array in the resulting document?

$addToSet
$first
$push
$last

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