Free Access Oracle.1Z0-083.v2025-05-02.q283 Practice Test (Page 16)

Which two are prerequisites for performing Flashback Transaction?

A.The EXECUTE privilege must be granted to a user on the DBMS_FLASHBACK package.

B.Row movement must be enabled.

C.A supplemental log must be enabled for the primary key.

D.Undo retention guarantee must be configured for the database.

E.Fast Recovery Area must be enabled for the database

Which three are true about an application container?

A.It must have an application root PDB.

B.It can contain a single application

C.Two application containers can share an application seed PDB.

D.An application PDB can belong to multiple application containers.

E.It must have an application seed PDB.

F.It can contain multiple applications.

Examine this output:

Which two are true? (Choose two.)

A.PDB2 is guaranteed at least 25% of the available parallel execution processes if there is enough demand.

B.Any PDB not specified in the plan will be unable to execute statements in parallel.

C.Any PDB not specified in the plan will be able to use a maximum of 16.5% of the available system resources.

D.PDB3 can use all available parallel execution processes at times.

E.PDB3 is guaranteed to receive at least 20% of the available system resources if there is enough demand.

F.PDB1 is always limited to 40% of the available system resources regardless of demand.

Which three are true about upgrading an application in an application container?

A.An application root clone gets created automatically.

B.An application name and version number must be specified to upgrade the application.

C.After an application upgrade, the application container's PDBs remain synchronized with the existing application root.

D.After an application upgrade, the application container's PDBs are automatically synchronized with the application root clone.

E.The upgrade can be performed when connected either to CDB$ROOT or to PDB$SEED.

F.The upgrade must be performed when connected to CDB$ROOT.

Which three capabilities require the use of the RMAN recovery catalog? (Choose three.)

A.using the KEEP FOREVER clause with the BACKUP command

B.using RMAN stored scripts

C.using the REPORT SCHEMA command to list a database's current data files and tablespaces

D.creating customized reports about a single database's backups

E.creating encrypted backups

F.using the REPORT SCHEMA command to list a database's data files and tablespaces at times in the past

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