A.They can be encrypted using Transparent Data Encryption (TDE).

B.They are the only backup option available for databases in NOARCHIVELOG mode.

C.They can be used as a level 0 incremental backup.

D.They can only be written to disk.

E.They can be used as a level 1 incremental backup.

A.FLASHBACK version query requires undo to retrieve all versions of a row that existed between two points in time.

B.FLASHBACK DATA ARCHIVE requires undo to store all versions of all rows of a table being tracked.

C.FLASHBACK transaction query requires undo to retrieve all versions of a row that existed between two points in time.

D.FLASHBACK drop requires that the RECYCLEBIN parameter be set to ON.

E.FLASHBACK drop requires undo to retrieve all versions of a row that existed two points in time.

F.FLASHBACK version query requires that the RECYCLEBIN parameter be set to ON.

A.A CDB can be duplicated using the Database Configuration Assistant (DBCA) in silent mode with no configuration required before starting the duplication.

B.A snapshot copy PDB does not depend on an existing storage snapshot of the source PDB.

C.A snapshot copy PDB can be a full copy of a source PDB.

D.A PDB snapshot can be a sparse copy of a source PDB.

E.A CDB can be duplicated using Recovery Manager (RMAN) with no configuration required before starting the duplication.

F.A PDB snapshot depends on an existing storage snapshot of the source PDB.

G.A PDB snapshot can be a full copy of a source PDB.

A.ADDM can recommend shrinking the buffer cache.

B.By default, AWR snapshots are automatically purged after eight days.

C.ADDM can recommend extending the buffer cache.

D.AWR snapshots must be deleted when no longer required by ADDM.

E.By default, MMON creates an AWR snapshot every 30 minutes.

F.ADDM performs its analysis only when a DBA requests it.

A.It uses a single master key for a database.

B.It replaces secure application roles.

C.Master encryption keys are managed by Oracle Database Vault.

D.It stores the current and all past master keys in the keystore.

E.It encrypts only data on the client.

F.It can encrypt data at the column level.