Free Access Oracle.1Z0-083.v2022-02-19.q163 Practice Test (Page 28)

Question 131

Which two are true about RMAN duplexed backup sets? (Choose two.)

A.A non-duplexed backup set written to disk can be duplexed to tape by backing up the backup set that is already on disk.

B.A duplexed backup set always uses twice as many SBT channels as a non-duplexed backup set for the same number of files.

C.A non-duplexed backup set written to disk can be duplexed to disk by backing up the backup set that is already on disk.

D.A non-duplexed backup set written to SBT can be duplexed to disk by backing up the backup set that is already on tape.

E.A non-duplexed backup set written to SBT can be duplexed to tape by backing up the backup set that is already on tape.

F.A duplexed backup set uses the same number of SBT channels as a non-duplexed backup set for the same number of files.

Question 132

Your database is in ARCHIVELOG mode and you plan to use Flashback Database.
Which two features or parameters manage space availability in the fast recovery area? (Choose two.)

A.using guaranteed UNDO retention

B.the DB_CREATE_ONLINE_LOG_DEST_n parameter setting

C.the DB_RECOVERY_FILE_DEST parameter setting

D.the backup retention policy

E.the backup optimization policy

F.the archived log deletion policy

Question 133

Which three are true about managing memory components in an Oracle database instance? (Choose three.)

A.On Line Transaction Processing systems often use less Program Global Area than Decision Support Systems.

B.Automatically tuned and resized System Global Area components will always revert to their initial sizes after an instance restart.

C.With Automatic Memory Management, the database instance can increase the System Global Area size by reducing the Program Global Area size.

D.Automatic Memory Management must be used together with locking the System Global Area into physical memory.

E.With Automatic Shared Memory Management, the database instance can increase the Program Global Area size by reducing the System Global Area size.

F.With Automatic Shared Memory Management, the database instance can increase the Large Pool size by reducing the Shared Pool size.

Question 134

Examine these actions:
1. Create a new database for a recovery catalog.
2. Create a tablespace with sufficient space in the catalog database for the recovery catalog.
3. Configure archivelog mode for the catalog database.
4. Create a user to own the recovery catalog schema with quota on the tablespace that will contain the catalog.
5. Grant the recovery_catalog_owner role to the recovery catalog schema owner.
6. Grant the sysbackup privilege to the recovery catalog schema owner.
Which are the minimum actions that must be performed before executing the create catalog command?

A.2, 4, 5

B.1,3,4, 5

C.1,2,4, 5

D.1,2,3,4, 5,6

E.2, 4, 5, 6

Question 135

Which two are true about diagnosing Oracle Database failure situations using Data Recovery Advisor?

A.Data Recovery Advisor can proactively check for failures.

B.A failure can be closed only when it has been repaired.

C.Using the Data Recovery Advisor list failure command always requires that the database for which failures are to be listed is in mount state.

D.The Data Recovery Advisor change failure command can be used only to change failure priorities.

E.Data Recovery Advisor can be used if a database is closed.

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