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Understanding functional and technical aspects of Oracle Database Administration II Exam Number: 1Z0-083
The following will be discussed in the ORACLE 1Z0-083 exam dumps:
- Configuring and Using RMAN
- Manage Security in Multitenant databases
- Oracle Database: Managing Multitenant Architecture Ed 1
- Recovery and Flashback
- Creating CDBs and Regular PDBs
- Backup Strategies and Terminology
- Manage CDBs and PDBs
- Backup and Duplicate
- Oracle Database: Backup and Recovery Workshop
- Upgrading and Transporting CDBs and Regular PDBs
Understanding functional and technical aspects of Oracle Database Administration II Exam Number: 1Z0-083
The following will be discussed in the ORACLE 1Z0-083 exam dumps:
- Install Oracle Database software
- Image and RPM based Database Installation
- Performing Recovery - Oracle Database: Backup and Recovery Workshop
- Interpret the RMAN message output
- Upgrading to Oracle Grid Infrastructure - Oracle Database: Deploy, Patch and Upgrade Workshop
- Transport Data
- Diagnose RMAN performance issues
- Install Grid Infrastructure and Oracle Database - Oracle Database: Deploy, Patch and Upgrade Workshop
- Transporting Data - Oracle Database: Backup and Recovery Workshop
- Restore and Recovering Databases with RMAN
- Patch Grid Infrastructure and Oracle Database
- Upgrade Oracle Grid Infrastructure
NEW QUESTION 19
Which three are true about backup, restore, and recovery operations done without using Recovery Manager (RMAN)?
- A. Backing up a database in noarchivelog mode using O/S utilities requires that the database instance be shut down.
- B. Oracle archive log backups, copied using an O/S utility, can be added to the RMAN catalog as a backup set.
- C. Oracle data file backups, copied using an O/S utility, can be added to the RMAN catalog as image copies.
- D. An Oracle database can be restored from backup files copied using O/S utilities.
- E. Backing up a database in archivelog mode using O/S utilities requires that the database instance be started and the database be in open state.
- F. Backing up a database in archivelog mode using O/S utilities requires that the database instance be started and the database be in mount state.
- G. Backing up a database in noarchivelog mode using O/S utilities requires that the database instance be started and the database be in mount state.
Answer: B,C,D
NEW QUESTION 20
Choose three. Which three are true about backing up the control file?
- A. It cannot be backed up manually as a binary copy.
- B. It gets backed up automatically by RMAN when the BACKUP SPFILE command is used.
- C. It can get backed up automatically as a binary copy.
- D. It can be backed up manually as a binary copy.
- E. It can be backed up manually as a trace file containing SQL statements for control file recreation.
- F. It gets backed up automatically by RMAN as a trace file containing SQL statements for control file re-creation when a database backup occurs.
Answer: C,D,E
NEW QUESTION 21
A database is configured in ARCHIVELOG mode.
A full RMAN backup exists but no control file backup to trace has been taken. A media failure has occurred.
In which two scenarios is incomplete recovery required? (Choose two.)
- A. after losing all copies of the control file
- B. after losing a SYSAUX tablespace data file
- C. after losing an UNDO tablespace that is in use
- D. after losing all members of an INACTIVE online redo log group
- E. after losing all members of the CURRENT online redo log group
Answer: A,E
NEW QUESTION 22
Examine this configuration:
CDB1 is an Oracle Database 12c Release 2 database containing pluggable databases PDB$SEED, PDB1, and PDB2.
PDB$SEED is open READ ONLY
PDB1 is open READ WRITE
PDB2 is MOUNTED.
ORACLE_HOME is /u01/app/oracle/product/18.1.0/dbhome_1.
You execute these commands before upgrading the database to the current release:
For which databases will fixup scripts be created?
- A. CDB1, PDB$SEED, and PDB1 only
- B. PDB$SEED, PDB1, and PDB2 only
- C. CDB1, PDB1, and PDB2 only
- D. CDB1 and PDB$SEED only
- E. CDB1, PDB$SEED, PDB1, and PDB2
Answer: A
NEW QUESTION 23
Which three are true about requirements for various FLASHBACK operations? (Choose three.)
- A. FLASHBACK version query requires undo to retrieve all versions of a row that existed between two points in time.
- B. FLASHBACK transaction query requires undo to retrieve all versions of a row that existed between two points in time.
- C. FLASHBACK DATA ARCHIVE requires undo to store all versions of all rows of a table being tracked.
- D. FLASHBACK version query requires that the RECYCLEBIN parameter be set to ON.
- E. FLASHBACK drop requires that the RECYCLEBIN parameter be set to ON.
- F. FLASHBACK drop requires undo to retrieve all versions of a row that existed between two points in time.
Answer: A,B,E
Explanation:
Reference:
https://books.google.com.pk/books?id=0iwrL9P25Z0C&pg=PA35&lpg=PA35&dq=FLASHBACK+transaction
+query+requires+undo+to+retrieve+all+versions+of+a+row+that+existed+between+two+points+in
+time&source=bl&ots=MJnYl5CZ1u&sig=ACfU3U0dWP-NPd- U8uu3zbaoi3YZzT0FTQ&hl=en&sa=X&ved=2ahUKEwigi5_Jl9joAhXzUBUIHUh4DksQ6AEwAnoECAsQJg#v= onepage&q=FLASHBACK%20transaction%20query%20requires%20undo%20to%20retrieve%20all% 20versions%20of%20a%20row%20that%20existed%20between%20two%20points%20in%20time&f=false
https://docs.oracle.com/cd/E18283_01/server.112/e17120/tables011.htm
NEW QUESTION 24
Which three are true about upgrading Oracle Grid Infrastructure? (Choose three.)
- A. The newer version is installed in a separate Oracle Grid Infrastructure home on the same server as the existing version.
- B. Only the grid user can perform the upgrade.
- C. A direct upgrade can be performed only from the immediately preceding Oracle Grid Infrastructure version.
- D. Existing Oracle Database instances must be shut down before starting the upgrade.
- E. An existing Oracle base can be used.
- F. The upgrade process will automatically install all mandatory patches for the current version of Oracle Grid Infrastructure.
Answer: A,B,E
NEW QUESTION 25
choose two Examine the command to duplicate a database: RMAN> DUPLICATE TARGET DATABASE TCddb PLUGGABLE DATABASE pdbl,pdb5; Which two statements are true about the DUPLICATE command?
- A. A backup of PDB1 and PDB5 must exist before executing the command.
- B. The SPFILE is copied along with the data files of the pluggable databases (PDBs).
- C. An auxiliary instance must be started with the initialization parameter ENABLE_PLUGGABLE_DATABASE set to TRUE. E) The DUPLICATE command first creates a backup, and then duplicates the
- D. The root and the seed database in the container database (CDB) are also duplicated.
Answer: C,D
Explanation:
PDBs by using the backup.
NEW QUESTION 26
Examine the command for creating pluggable database PDB2 in container database CDB2. Select three options, any one of which is required for it to execute successfully. (Choose three.)
- A. Add the FILE_NAME_CONVERT clause to the statement and enable Oracle Managed Files (OMF)
- B. Set the PDB_FILE_NAME_CONVERT parameter and enable OMF.
- C. Add only the CREATE_FILE_DEST clause to the statement.
- D. Set only the PDB_FILE_NAME_CONVERT parameter.
- E. Add the FILE_NAME_CONVERT clause to the statement and set the PDB_FILE_NAME_CONVERT parameter.
- F. Enable only OMF.
Answer: C,D,F
NEW QUESTION 27
Which three are true about Oracle Grid Infrastructure for a Standalone Server?
- A. It requires Oracle ASM Filter Driver (ASMFD) to manage Automatic Storage Management (ASM) disks
- B. It requires the operating system oracle_base environment variable to be predefined before installation.
- C. Automatic Storage Management (ASM) requires that O/S groups OSASM and OSDBA be assigned as secondary groups for its installation owner.
- D. It creates one disk group during installation.
- E. It requires Oracle ASMLibto manage Automatic Storage Management (ASM) disks.
- F. It includes both Oracle Restart and Oracle Automatic Storage Management (ASM) software.
Answer: A,D,F
NEW QUESTION 28
Choose three. Which three are true about Oracle Restart?
- A. It is used in both clustered and non-clustered environments.
- B. It runs from the Oracle Grid Infrastructure home.
- C. It can manage Oracle Database instances, Oracle Net Listeners, and Oracle Automatic Storage Management instances.
- D. You can add and remove components from an Oracle Restart configuration with Server Control (SRVCTL) commands.
- E. If you shut down a database instance with SQL*Plus, Oracle Restart interprets this as a database failure and attempts to restart the instance.
- F. The Server Control (SRVCTL) utility can be used to start and stop Oracle Restart.
Answer: A,C,D
NEW QUESTION 29
Which three are true about Optimizer Statistics Advisor? (Choose three.)
- A. It is part of the DBMS_STATS package.
- B. It can be run only manually.
- C. It runs automatically every night by default.
- D. It can recommend changes to improve the statistics gathering process.
- E. It is part of the DBMS_ADVISOR package.
- F. It always analyzes all schemas in the database.
Answer: A,B,D
Explanation:
https://mikedietrichde.com/2017/08/22/oracle-optimizer-statistics-advisor-in-oracle-database-12-2-0-1/
https://www.oracle.com/technetwork/database/bi-datawarehousing/twp-bp-for-stats-gather-19c-5324205.pdf Reference:
https://oracle-base.com/articles/12c/optimizer-statistics-advisor-12cr2
NEW QUESTION 30
Choose three. Which three activities are possible for PDBs?
- A. copying an application container into another application container in a different CDB
- B. converting a regular PDB to an application PDB
- C. copying an application container into another application container in the same CDB
- D. converting an application seed to an application PDB
- E. converting an application PDB to an application seed G) converting an application PDB to a regular PDB
- F. converting an application PDB to an application root
Answer: A,D,E
NEW QUESTION 31
Your sales_root application container has two application PDBs.
The sales_app application has a common table, FIN.REVENUE, in the two PDBs.
Examine this query and its output:
Which two are true?
- A. The maptable table defines a logical partition key on a commonly used column for the revenue table.
- B. The revenue table partitions are not pruned across the PDBs automatically.
- C. The maptable table is a metadata-linked table.
- D. A container map exists for the revenue table, but Is not enabled.
- E. The containers clause cannot be used in queries on the revenue table.
- F. The revenue table must be a list-partitioned table.
Answer: C,D
NEW QUESTION 32
Choose two. Which two are true about creating RMAN backups for an Oracle container database?
- A. Control file backups can be created while connected to a nonroot container.
- B. Control file backups can be created while connected to the root container.
- C. Online Redo Log backups can be created while connected to the root container.
- D. Archived Redo Log backups can be created while connected to an application root CDB.
- E. The BACKUP TABLESPACE command can back up a PDB tablespace even if RMAN is connected to CDB$ROOT.
Answer: B,E
NEW QUESTION 33
You issued this command:
RMAN> BACKUP RECOVERY FILES;
Which two are true? (Choose two.)
- A. All Oracle recovery files in the current fast recovery area (FRA) are backed up.
- B. All Oracle recovery files in the current FRA that have not been backed up already, are backed up.
- C. All Oracle recovery files not in the current FRA that have not been backed up already, are backed up.
- D. These backups can be written to disk or SBT.
- E. All non-Oracle files in the current FRA that have not been backed up already, are backed up.
Answer: D,E
Explanation:
Explanation
NEW QUESTION 34
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