Time Left : 00 : 30 : 00
_id is a ________ bytes hexadecimal number which assures the uniqueness of every document
Correct Answer : C
Here are _________ types of read requests that a coordinator can send to a replica
Correct Answer : A
In aggregation pipeline, the _______ pipeline stage provides access to MongoDB queries
Correct Answer : B
Initial release of MongoDB was in the year?
Correct Answer : C
What is the maximum size of a MongoDB document?
Correct Answer : B
Does MongoDB support query joins between collections?
Correct Answer : B
____________ does not dump the content of the local database
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
Which of the following mode defaults to false?
Correct Answer : A
Production sharded clusters have exactly ______ config servers
Correct Answer : C
Which field is always the first field in the document.?
Correct Answer : A
______ can be used to iterate the cursor of document results returned by db.collection.find()
Correct Answer : A
Point out the wrong statement
Correct Answer : A
Which programming language is used to write MongoDB queries?
Correct Answer : B
___sorting is not supported by MongoDB.
Correct Answer : B
Which of the following will implicitly create the collection testData?
Correct Answer : B
_____________ is used to control mongod commits in the journal
Correct Answer : C
Point out the wrong statement
Correct Answer : D
Point out the wrong statement :
Correct Answer : A
You have two text fields in your document and you’d like both to be quickly searchable. What should you do?
Correct Answer : A
Which index is used to index the content stored in arrays?
Correct Answer : A
Which of the following method returns one document?
Correct Answer : A
Which of the following format is supported by MongoDB?
Correct Answer : C
Which of the following operation can be optionally used for map reduce?
Correct Answer : A
What is the minimum sensible number of voting nodes to a replica set?
Correct Answer : B
A collection in MongoDB is a group of ......................
Correct Answer : B
A query _______ consists of a combination of query, sort, and projection specifications
Correct Answer : B
Which of the following is a NoSQL Database Type
Correct Answer : D
Which of the following provides similar functionality to join?
Correct Answer : C
With a receipt acknowledged write concern, the _________confirms that it received the write operation and applied the change to the in-memory view of data
Correct Answer : A