MongoDB

Level:-Basic
Q(1)	Which of the following format is supported by MongoDB?
A	SQL
B	XML
C	BSON
D	All of the above
Q(2)	MongoDB supports fixed-size collections called _______ collections.
A	primary
B	secondary
C	capped
D	All of the above
Level:-Intermediate
Q(1)	______ command display the list of databases.
A	show db
B	show dbs
C	show data
D	display dbs
Q(2)	The _______ method limits the number of documents in the result set.
A	limit()
B	limitOf()
C	limitBy()
D	roundto(1.66)
Level:-Expert
Q(1)	MongoDB processes the collection of documents using _______ operations.
A	Hbase
B	Hive
C	Map-reduce
D	None of the Above
Q(2)	The _______ method returns a document that includes a metrics field.
A	db.serverStats()
B	db.serverStatus()
C	db.status()
D	All of the Above

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MongoDB

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