A. singlekey
B. multikey
C. compkey
D. none of the mentioned
MongoDB provides a ________ index type that supports searching for string content in a collection.
Indexes are typically available in ______ or located sequentially on disk.
Select the wrong statement :
___________ is used to determine whether a query is a covered query .
The ________ message is used to update a document in a collection.
The update() method uses the _______ command, which uses the default write concern.
An ________ query plan has returned a threshold number of matching results
A query _______ consists of a combination of query, sort, and projection specifications.
A query may include a ___________ that specifies the fields from the matching documents to return.
Select the correct statement :