A. selection
B. projection
C. union
D. none of the mentioned
Select the correct statement :
MongoDB stores all documents in :
In MongoDB, _________ operations modify the data of a single collection.
Select the wrong statement :
Which of the following operation adds a new document to the users collection ?
MongoDB process collection of documents using _________ operations.
MongoDB scales horizontally using _________ for load balancing purpose.
Point out the wrong statement :
MongoDB supports fixed-size collections called ____________ collections.