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

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

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

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

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

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

A.when any archived log from, before, or after the most recent backup is corrupt.

B.after losing all copies of the control file

C.after losing the SYSTEM tablespace

D.after losing an archived log from before the most recent backup

E.after losing an archived log from after the most recent backup

A.It can be run only manually.

B.It is part of the DBMS_ADVISOR package.

C.It can recommend changes to improve the statistics gathering process.

D.It always analyzes all schemas in the database.

E.It runs automatically every night by default.

F.It is part of the DBMS_STATS package.

A.the log writer process (LGWR)

B.the data dictionary in CDB$ROOT

C.SYSAUX tablespaces

D.the Process Monitor Process (PMON)

E.temporary tablespaces

F.undo tablespaces

A.A new PDB is automatically created when importing a non-CDB into a CDB.

B.Oracle attempts to convert common users to conventional users when moving schemas from a PDB to a non-CDB.

C.Moving data from a non-CDB to a PDB is only possible by using conventional export and import.

D.Moving data from a PDB to a non-CDB is only possible by using transportable tablespace export and import.

E.Oracle attempts to convert conventional database users to local users when moving schemas from a non-CDB to a PDB.

F.Tablespaces are automatically created as needed while importing full exports in either a non-CDB or a PDB.