Point Out The Correct Statement #316
Point out the correct statement.
This multiple choice question (MCQ) is related to the book/course gs gs112 MongoDB. It can also be found in gs gs112 GridFS, BSON Datatype and Administration Concepts - MongoDB Maintenance - Quiz No.1.
Point out the correct statement.
In MongoDB 3.0, cursor.explain() returns the indexOnly field to indicate whether the index covered a query
When an index covers a query, MongoDB can both match the query conditions and return the results using only the index keys
For read-heavy applications, deploy sharding and add one or more shards to a sharded cluster to distribute load among mongod instances
All of the mentioned
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