Time Left : 00 : 30 : 00
Point out the correct statement
Correct Answer : A
____________ works similar to HAVING clause in SQL
Correct Answer : C
____________ does not dump the content of the local database
Correct Answer : B
Which of the following will implicitly create the collection testData?
Correct Answer : B
What is the minimum sensible number of voting nodes to a replica set?
Correct Answer : B
__________ returns the JavaScript representation in the form of a string literal
Correct Answer : B
Which of the following preference determines how the client direct read operations to the set?
Correct Answer : A
_______ groups documents by some specified expression and outputs to the next stage a document for each distinct grouping
Correct Answer : B
A collection and a document in MongoDB is equivalent to which of the SQL concepts respectively?
Correct Answer : A
Which of the following method is used to query documents in collections?
Correct Answer : A
Which of the operator is similar to order by clause in RDBMS?
Correct Answer : A
Object_Id is similar to _________ key in Relational Databases
Correct Answer : A
Which of the following operation can be optionally used for map reduce?
Correct Answer : A
_id is a ________ bytes hexadecimal number which assures the uniqueness of every document
Correct Answer : C
As per the aggregation pipeline optimization concepts, if you have a $sort followed by a $match:
Correct Answer : A
MongoDB applies the _____ phase to each input document in mapreduce.
Correct Answer : A
___________ is used to determine whether a query is a covered query
Correct Answer : B
__________ is a diagnostic tool for inspecting BSON files
Correct Answer : B
A query _______ consists of a combination of query, sort, and projection specifications
Correct Answer : B
You can only use jsMode for result sets with fewer than 500,000 distinct key arguments to the mapper’s _______ function
Correct Answer : A
Initial release of MongoDB was in the year?
Correct Answer : C
After starting the mongo shell, your session will use the ________ database by default
Correct Answer : C
_____________ is used to control mongod commits in the journal
Correct Answer : C
To describe the message structure, a ________ like struct is used
Correct Answer : C
Point out the wrong statement
Correct Answer : C
Point out the wrong statement
Correct Answer : A
Which of the following flag can be set by mongo shell?
Correct Answer : B
In MongoDB _________ operations modify the data of a single collection
Correct Answer : A
Which of the following format is supported by MongoDB?
Correct Answer : C
Point out the correct statement
Correct Answer : A