A.Simplicity for queries

B.Easier for data visualization

C.Simplicity in structure: presents the database as a set of virtual tables specific to particular users or groups of users

D.Stabilization of information: presents a consistent, unchanged image of the database structure

A.Saving database logs

B.Undoing changes made to a database by mistake

C.Incremental synchronization for disaster recovery

D.Full database synchronization for database migration

A.MongoDB is a document database.

B.MongoDB supports transactions.

C.MongoDB can be deployed in cluster mode.

D.MongoDB is a relational database.

A.Logical backup

B.Full backup

C.Snapshot backup

D.Physical backup

A.Replica set instance that consists of three nodes

B.Sharded cluster instance

C.Replica set instance that consists of six nodes

D.Standalone instance

E.Primary/secondary instance that consists of two nodes