Select the wrong statement :

_______ divides the data set and distributes the data over multiple servers, or shards.

To provide high availability and data consistency, in a production sharded cluster, each shard is a :

_______ may block reads, including those necessary to verify authentication.

Select the correct statement :

Delayed members are a ________ or a running “historical” snapshot of the data set

In sharded clusters, delayed members have limited utility when the __________ is enabled.

MongoDB indexes use a _______ data structure.

Select the correct statement :

MongoDB supports the creation of user-defined ascending/descending indexes on a ______ field of a document.