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Oracle 1Z1-083 Exam is a certification exam that focuses on skills related to Oracle database administration. 1Z1-083 exam is designed for individuals who have already completed the Oracle 1Z1-082 Exam and have a strong foundation in basic database administration concepts. The Oracle 1Z1-083 Exam is intended for professionals who want to take their database administration skills to the next level and become experts in administering Oracle databases.
Oracle 1Z0-083 certification exam is intended for database administrators, database architects, and other IT professionals who are responsible for managing Oracle databases. It is an excellent opportunity for professionals to validate their skills and knowledge and demonstrate their expertise to potential employers. Oracle Database Administration II certification can also help professionals advance their careers and increase their earning potential.
NEW QUESTION # 116
Choose three. Which three are true about RMAN archival backups with the RESTORE POINT clause?
- A. All archive logs are retained after an archival backup is taken, until the next archival backup is taken of the same database.
- B. Use of a recovery catalog is always required to support the creation and use of archival backups. G)The ARCHIVAL attribute for a backup overrides the RMAN retention policy.
- C. They are never considered obsolete by RMAN.
- D. 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.
- E. The SPFILE is included in the archival backup.
- F. They can optionally be written to a fast recovery area (FRA).
Answer: D,E
NEW QUESTION # 117
Which two statements are true about the Database Configuration Assistant (DBCA)?
- A. It can be used to add a new tablespace.
- B. It can be used to create a database template from an existing database.
- C. It can generate SQL database creation scripts.
- D. It can configure Automatic Storage Management (ASM) diskgroups.
- E. It can be used to copy an existing Oracle database to a new host and apply any patches necessary in the new host.
Answer: B,C
NEW QUESTION # 118
Choose two. Which two are true about monitoring waits for sessions and services?
- A. V$SESSION_EVENT displays all waits events for those events that have occurred at least once for sessions that have now terminated.
- B. V$SESSION_WAIT_CLASS displays waits broken down by wait class only for terminated sessions.
- C. V$SESSION_WAIT and V$SESSION both contain details of the event on which a non-waiting session last waited.
- D. V$SERVICE_EVENT displays wait counts for every wait event for each service even including counts of zero for waits that never occurred.
- E. V$SESSION_WAIT and V$SESSION both contain details of the event on which a waiting session is currently waiting.
Answer: D,E
NEW QUESTION # 119
Choose two. Which two are true about reclaiming space used by Flashback logs in Oracle Database 19c and later releases?
- A. Space is always reclaimed automatically when the retention period for Flashback logs is lowered.
- B. Space might be reclaimed automatically when the retention period for Flashback logs is lowered.
- C. Space is always reclaimed proactively before space pressure occurs.
- D. Space might be reclaimed proactively before space pressure occurs.
- E. Space is only reclaimed when there is space pressure in the Fast Recovery Area (FRA).
Answer: D,E
NEW QUESTION # 120
Which two are true about automatic block repair? (Choose two.)
- A. Real-Time Query must be enabled on a primary database for automatic block repair to be done on any of its physical standby databases.
- B. Real-Time Query must be enabled on a physical standby database for automatic block repair to be done on its primary database.
- C. Real-Time Query must be enabled on a physical standby database for automatic block repair to be done on that physical standby database.
- D. It is not possible for media corrupt blocks.
- E. Automatic block repair can repair blocks with no standby database if DB_BLOCK_CHECKING = TRUE.
Answer: A,C
NEW QUESTION # 121
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. 1,2,4, 5
- C. 1,3,4, 5
- D. 1,2,3,4, 5,6
- E. 2, 4, 5, 6
Answer: C
NEW QUESTION # 122
Examine this configuration:
* CDB1 is a container database.
* PDB1 and PDB2 are pluggable databases in CDB1.
* PDB1 and PDB2 are OPEN in READ WRITE mode.
You execute these commands successfully:
Which two are true? (Choose two.)
- A. Uncommitted transactions in CDB1 and PDB1 have been rolled back.
- B. CDB1 is in MOUNT state
- C. Uncommitted transactions in PDB1 have been rolled back.
- D. CDB1 is shut down.
- E. PDB1 is closed.
Answer: B,E
NEW QUESTION # 123
Which two are true about server-generated alerts? (Choose two.)
- A. Stateful alerts are purged automatically from the alert history
- B. Stateful alerts must be created by a DBA after resolving the problem.
- C. Stateless alerts are automatically cleared.
- D. Stateless alerts can be purged manually from the alert history.
- E. Stateless alerts can be cleared manually.
Answer: D,E
NEW QUESTION # 124
Examine this configuration:
You execute these commands before upgrading the database to the current release:
For which databases will fixup scripts be created?
- A. CDB1, PDB$SEED, and PDB1 only
- B. CDB1 and PDB$SEED only
- C. CDB1, PDB$SEED, PDB1, and PDB2
- D. PDB$SEED, PDB1, and PDB2 only
- E. CDB1, PDB1, and PDB2 only
Answer: B,D
NEW QUESTION # 125
Choose two. Which two are true about RMAN persistent configuration settings, administration, and their effects?
- A. Backups older than the recovery window retention policy are always deleted automatically if the backup location has insufficient space.
- B. A DBA must specify either a redundancy retention policy or a recovery window retention policy. B)A target database's persistent RMAN configuration settings are always synchronized automatically with the RMAN catalog.
- C. A target database's persistent RMAN configuration settings are always stored in the target's control file.
- D. Backups written to the fast recovery area (FRA) that are obsolete based on the redundancy retention policy can be deleted automatically to free space.
Answer: B
NEW QUESTION # 126
Which three statements are true about Flashback Database?
- A. Flashback Database can recover a database to the state that it was in before a reset logs operation.
- B. Flashback Database can recover a data file that was dropped during the span of time of the flashback.
- C. The Oracle database automatically creates, deletes, and resides flashback logs in the Fast Recovery Area.
- D. Flashback logs are written sequentially, and are archived.
- E. Flashback logs are used to restore to the blocks' before images, and then the redo data may be used to roll forward to the desired flashback time.
- F. Flashback Database uses a restored control file to recover a database.
Answer: C,D,E
NEW QUESTION # 127
Choose three. Which three are true about Rapid Home Provisioning (RHP), which has been available since Oracle 18c?
- A. It is an Oracle Grid Infrastructure service.
- B. It is an Oracle Database service.
- C. It can be used to deploy Grid Infrastructure homes, including Oracle Restart.
- D. It can be used to deploy Oracle Database homes.
- E. It cannot be used to provision applications.
- F. It cannot be used to provision middleware.
Answer: A,C,D
NEW QUESTION # 128
Which two are true about poorly performing SQL statements and their tuning in Oracle database instances?
- A. SQL statements performing many physical I/Os can always have their performance improved by creating indexes.
- B. The solution that best optimizes one SQL statement can degrade the performance of others.
- C. Poorly performing SQL statements can be tuned automatically by the Oracle server.
- D. SQL statements doing only logical reads never require tuning because they do no physical I/O.
- E. SQL statements doing joins always do more physical I/O than single table queries.
Answer: B,C
NEW QUESTION # 129
choose two Examine these RMAN commands: RMAN> CONNECT TARGET "sbu@prod AS SYSBACKUP"; RMAN> CONNECT AUXILIARY "sbu@dup_db AS SYSBACKUP"; RMAN> DUPLICATE TARGET DATABASE TO dup_db FROM ACTIVE DATABASE PASSWORD FILE SECTION SIZE 400M; Which two statements are true about the DUPLICATE comman
- A. It succeed
- B. Itsucceeds only if the target database is greater than 40
- C. It fails because connection to the AUXILIARY instance must be as SYSD
- D. No catalogued backup of the TARGET is used to duplicate the databa
- E. It fails because no parallel channels are allocated for the auxiliary databa
Answer: A,D
NEW QUESTION # 130
Which two are true about diagnosing Oracle Database failure situations using Data Recovery Advisor?
(Choose two.)
- A. A failure can be closed only when it has been repaired.
- B. Using the Data Recovery Advisor LIST FAILURE command always requires that the database for which failures are to be listed is in MOUNT state.
- C. The Data Recovery Advisor CHANGE FAILURE command can be used only to change failure priorities.
- D. Data Recovery Advisor can proactively check for failures.
- E. Data Recovery Advisor can be used if a database is closed.
Answer: C,D
NEW QUESTION # 131
A container database (CDB) contains two pluggable databases PDB1 and PDB2.
The LOCAL_UNDO_ENABLED database property is set to FALSE in the CDB. Data file 24 of PDB2 was deleted and you need to restore and recover it.
The only RMAN backup that exists was created with the BACKUP DATABASE command while connected to CDB$ROOT.
Which three are true? (Choose three.)
- A. Data file 24 can be restored only while connected to CDB$ROOT.
- B. Data file 24 can be restored only while connected to PDB2.
- C. Data file 24 can be recovered while connected to PDB2.
- D. Data file 24 can be recovered only while connected to PDB2.
- E. Data file 24 can be recovered while connected to CDB$ROOT.
- F. Data file 24 can be restored and recovered while connected to CDB$ROOT.
Answer: A,E,F
NEW QUESTION # 132
Which two are true about creating pluggable databases (PDBs) using snapshots in Oracle 19c and later releases?
- A. A snapshot copy PDB depends on a storage snapshot which can be stored on any file system
- B. A PDB snapshot depends on a storage snapshot which can only be stored on specific file systems
- C. A PDB snapshot is always a full copy of the source PDB
- D. A PDB snapshot depends on a storage snapshot which can be stored on any file system
- E. A PDB snapshot is always a sparse copy of the source PDB
- F. A snapshot copy PDB can be created from a stand-alone clone PDB
- G. A snapshot copy PDB depends on a storage snapshot which can only be stored on specific file systems
Answer: B,E
NEW QUESTION # 133
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