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MongoDB Interview Questions and Answers
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Questions
MongoDB
+1
vote
Q: What Different languages supported by MongoDB?
asked
Aug 24, 2020
in
MongoDB
by
Hodge
#mangodb
+1
vote
Q: What type of Database is MongoDB?
asked
Aug 24, 2020
in
MongoDB
by
Hodge
#mangodb
+1
vote
Q: Why 32-bit System not suitable for MongoDB?
asked
Aug 24, 2020
in
MongoDB
by
Hodge
#mangodb
0
votes
Q: MongoDB is?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: A collection and a document in MongoDB is equivalent to which of the SQL concepts?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which statement is correct about MongoDB?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which of the following option is a valid MongoDB JSON :
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which statement is correct explanation of MongoDB processes?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Consider a collection posts which has fields Which statement query retrieves ONLY the key named post_text from the first document retrieved?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which statement is incorrect statement about find and findOne operations in MongoDB?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: In a collection that contains 100 post documents, what does below command do? db.posts.find().skip(5).limit(5)
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which statement MongoDB query is equivalent to the following SQL query: UPDATE users SET status = "C" WHERE age > 25
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: The MongoDB explain() method does not support verbosity mode:
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Mode in which the explain() command runs in MangoDB?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which statement is true about sharding?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: What is the maximum size of a MongoDB document? m
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: What is the maximum size of Index Key Limit and Number of Indexes per collection?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: What is the output of the following program?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which commands finds all the documents in the posts collection with post timestamp field as null?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which command can be used in mongo shell to show all the databases in your MongoDB instance?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
+1
vote
Q: replica sets vote in the election of a primary replica set?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which command can be used to check the size of a collection named posts?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which commands can cause the database to be locked?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
+1
vote
Q: By default, the MongoDB cursor in mongo shell is configured to return how many documents? To get the next set of documents, which command is used?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Which commands will return all the posts with number of likes greater than 100 and less than 200, both inclusive?
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: In our posts collection, which of following command can be used to find all the posts whose author names begin lie between
asked
Jun 17, 2020
in
MongoDB
by
AdilsonLima
#mangodb
0
votes
Q: Track MongoDB performance in MongoDB?
asked
Jun 3, 2020
in
MongoDB
by
Robindeniel
#mongodb-performance
0
votes
Q: Is there anything wrong with this approach in MongoDB?
asked
Jun 3, 2020
in
MongoDB
by
Robindeniel
#mongodb-approach
0
votes
Q: Why not MongoDB
asked
Jun 3, 2020
in
MongoDB
by
Robindeniel
#why-mongodb
0
votes
Q: What are some GUIs to use with Mongo, and what features do they offer in MongoDB? I’m looking for facts here, not opinions on which interface is best.
asked
Jun 3, 2020
in
MongoDB
by
Robindeniel
#mongodb-gui
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