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Mongodb Questions Set 3:

Quiz Mode

Which command displays the list of databases?

show db

show dbs

show data

display dbs

Solution:

Which of the following data formats is supported by MongoDB?

BSON

SQL

XML

All of the above

Solution:

Which MongoDB operation adds a new document to the users collection?

add

insert

truncate

drop

Solution:

Which of the following is not a NoSQL database?

MongoDB

SQL Server

Cassandra

None of the mentioned

Solution:

Which of the following methods is used to query documents in MongoDB collections?

find()

move()

shell()

replace()

Solution:

Which of the following is not a part of the MongoDB Enterprise Tools?

mongodump

mongotop

mongodown

none of the above

Solution:

MongoDB looks for a database server listening on port 27017 on the ________ interface.

localhost

web host

web

all of the mentioned

Solution:

Which MongoDB command returns quickly and does not impact server performance?

dbStats

db.serverStatus()

db.stats()

None of the mentioned

Solution:

Which of the following pipeline stages is used for aggregation functionality in the MongoDB aggregation framework?

$project

$match

$projectmatch

All of the above

Solution:

Use of the approximation field for the query and sort operations requires that applications perform ___ side post-processing.

application

client

server

none of the above

Mongodb Questions Set 3:

Which command displays the list of databases?

Solution:

Which of the following data formats is supported by MongoDB?

Solution:

Which MongoDB operation adds a new document to the users collection?

Solution:

Which of the following is not a NoSQL database?

Solution:

Which of the following methods is used to query documents in MongoDB collections?

Solution:

Which of the following is not a part of the MongoDB Enterprise Tools?

Solution:

MongoDB looks for a database server listening on port 27017 on the ________ interface.

Solution:

Which MongoDB command returns quickly and does not impact server performance?

Solution:

Which of the following pipeline stages is used for aggregation functionality in the MongoDB aggregation framework?

Solution:

Use of the approximation field for the query and sort operations requires that applications perform ___ side post-processing.

Solution:

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