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MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4)

Last Update 4 hours ago Total Questions : 132

The MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) content is now fully updated, with all current exam questions added 4 hours ago. Deciding to include C100DBA practice exam questions in your study plan goes far beyond basic test preparation.

You'll find that our C100DBA exam questions frequently feature detailed scenarios and practical problem-solving exercises that directly mirror industry challenges. Engaging with these C100DBA sample sets allows you to effectively manage your time and pace yourself, giving you the ability to finish any MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) practice test comfortably within the allotted time.

Question # 11

You have a replicated cluster with 1 primary, 3 secondary, 1 arbiter. One of the secondary is hidden. What is the replication factor of this replicated cluster?

A.

7

B.

03

C.

04

D.

06

Question # 12

Which of the following command inside aggregate command is used in MongoDB aggregation to filter the documents to pass only the documents that match the specified condition(s) to the next pipeline stage.

A.

$aggregate

B.

$sum

C.

$match

D.

$group

Question # 13

Which mongodb tool is used to report details on number of database operations in MongoDB?

A.

mongostat

B.

mongotop

C.

mongorestore

D.

mongodump

Question # 14

What tool do you use if you want to extract a CSV from mongo?

Question # 15

Consider the following documents:

You perform the following query;

How many documents will be updated by the query?

A.

0

B.

1

C.

2

D.

3

E.

5

Question # 16

Consider the following document:

> db.c.find()

{ " _id " : 12, b : [ 3, 5, 7, 2, 1, -4, 3, 12 ] }

Which of the following queries on the " c " collection will return only the first five elements of the array in the " b "

field? E.g.,

Document you want returned by your query:

{ " _id " : 12, " b " : [ 3, 5, 7, 2, 1 ] >

A.

db.c.find( { > , { b : { $slice : [ 0 , 5 ] } } )

B.

db.c.find( { b : [ 0 , 5 ] > )

C.

db.c.find( { > , { b : { $substr[ 0 , 5 ] > > )

D.

db.c.find( { > , { b : [ 0, 1, 2, 3, 4, 5 ] > )

E.

db.c.find( { > , { b : [ 0 , 5 ] > )

Question # 17

Which of the following is a valid insert statement in mongodb? Select all valid.

A.

db.test.push({x:2,y: " apple " })

B.

db.test.insert« " x " :2, " y " : " apple " })

C.

db.test.insert({x:2,y: " apple " })

D.

db.test.insert({x:2},{y: " apple " })

Question # 18

Which operations add new documents to a collection?

A.

Create

B.

update

C.

insert

D.

delete

Question # 19

MongoDB is a schema-less design.

A.

False

B.

True

Question # 20

Aggregation Pipelines have a limit of:

A.

No limit on document and 100 MB RAM

B.

2 MB document and no limit on RAM

C.

2 MB document and 100 MB RAM

D.

16 MB document and 100 MB RAM

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