Free Access Oracle.1Z1-083.v2022-05-30.q253 Practice Test (Page 2)

Question 1

Which three are true about RMAN archival backups with the RESTORE POINT clause? (Choose three.)

A.They can optionally be written to a fast recovery area (FRA).

B.They are never considered obsolete by RMAN.

C.Archive logs are retained if they are necessary to allow the database to be recovered to a consistent state when an archival backup is restored.

D.The ARCHIVAL attribute for a backup overrides the RMAN retention policy.

E.All archive logs are retained after an archival backup is taken, until the next archival backup is taken of the same database.

F.Use of a recovery catalog is always required to support the creation and use of archival backups.

G.The SPFILE is included in the archival backup.

Question 2

Which three are true about monitoring waits for sessions and services? (Choose three.)

A.V$SESSION_EVENT displays all waits for all past and existing sessions if the wait has occurred at least once for a session.

B.V$SESSION_EVENT displays all waits for all past sessions if the wait has occurred at least once for a session.

C.V$SERVICE_EVENT displays all waits for all services if the wait has occurred at least once for a service.

D.V$SESSION_WAIT and V$SESSION both contain details of the event on which a session is currently waiting.

E.V$SESSION_WAIT_CLASS displays waits broken down by wait class only for waiting sessions.

F.V$SESSION_WAIT and V$SESSION both contain details of the event on which a non-waiting session last waited.

Question 3

Examine this configuration:
1. CDB1 is a container database.
2. PDB1 and PDB2 are pluggable databases in CDB1.
3. PDB1 and PDB2 are open in read write mode.
You execute these commands successfully:

Which two are true?

A.Uncommitted transactions in PDB1 have been rolled back.

B.CDB1 is shut down.

C.Uncommitted transactions in CDB1 and pdbi have been rolled back.

D.PDB1 is closed.

E.CDB1 is in mount state

Question 4

Examine the RMAN command: RMAN> RUN { ALLOCATE CHANNEL c1 DEVICE TYPE sbt; ALLOCATE CHANNEL c2 DEVICE TYPE sbt; ALLOCATE CHANNEL c3 DEVICE TYPE sbt; BACKUP INCREMENTAL LEVEL = 0 (DATAFILE 1,4,5 CHANNEL c1) (DATAFILE 2,3,9 CHANNEL c2) (DATAFILE 6,7,8 CHANNEL c3); SQL 'ALTER SYSTEM ARCHIVE LOG CURRENT'; } Which statement is true about the command?

A.It uses parallelization for the backup set.

B.It creates compressed backup sets.

C.It uses multisection backup.

D.It uses asynchronousI/O for the backup.

Question 5

Which two are true about server-generated alerts? (Choose two.)

A.Stateless alerts can be cleared manually.

B.Stateful alerts must be created by a DBA after resolving the problem.

C.Stateless alerts can be purged manually from the alert history.

D.Stateless alerts are automatically cleared.

E.Stateful alerts are purged automatically from the alert history.

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