Online Access Free Oracle.1Z1-083.v2021-12-03.q116 Practice Test (Page 6)

Which two are true about RMAN backups when using a media manager to write backups to tape when there are only two tape drives?

A.Any backup set written to the SBT device in this configuration can contain a maximum of two backup pieces.

B.Any backup written to the SBT device in this configuration can contain a maximum of two backup sets.

C.The SBT device should be configured to use parallelism 2 to allow both tape drives to be used simultaneously

D.SBT tape compression can be used even if no RMAN compression is configured.

E.SBT tape compression and RMAN backup compression should be used in parallel.

Which two are true about the Optimizer Statistics Advisor?

A.It can be run only manually.

B.It can be run only automatically.

C.It always analyzes all schemas in the database.

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

E.It runs automatically every night by default.

Examine these queries and their output:

After a system crash, an instance restart and an attempted opening of the PDBs result in:

Which two are true? (Choose two.)

A.Data file 24 can be recovered while PDB2 is opened.

B.Data file 24 must be recovered while the CDB is opened.

C.Data file 24 can be recovered while CDB$ROOT and PDB$SEED are opened.

D.Data file 24 cannot be recovered while the CDB is opened.

E.Data file 24 must be recovered while PDB2 is closed.

Which three are true about using Database Upgrade Assistant (DBUA) to upgrade a database? (Choose three.)

A.A whole database backup must exist before upgrade

B.All pluggable databases are automatically upgraded as part of a container database upgrade.

C.Multiple databases with the same ORACLE_HOME can be upgraded simultaneously.

D.The Pre-Upgrade Information Tool script is executed by DBUA.

E.DBUA must be launched from the target Oracle Home.

F.The database must be opened in read-only mode.

You have configured RMAN SBT channels to write backups to media.
You then take an RMAN backup by using this command:

Which three are true?

A.The restore point is a label for the system change number (SCN) that will be saved two years after the archival backup was taken.

B.The control file is included in the self-contained archival backup.

C.All archive logs created after this backup are kept for two years.

D.The restore point is a label for the system change number (SCN) before the archival backup was taken.

E.The data file backups in the self-contained archive backup are not considered obsolete for two years regardless of the retention policy.

F.The spfile is included in the self-contained archival backup.

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