[Nov-2023] Download Real 1Z0-083 Exam Dumps for candidates 100% Free Dump Files [Q90-Q113]

[Nov-2023] Download Real 1Z0-083 Exam Dumps for candidates. 100% Free Dump Files

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Oracle 1Z1-083 exam is an important credential for any database administrator who wants to prove their expertise in Oracle database administration. Oracle Database Administration II certification is recognized globally and can open up new career opportunities or advancement in an existing role. Oracle Database Administration II certification is also an indication of a candidate's commitment to continuous learning and professional development.

 

NEW QUESTION # 90
Choose three. Which three actions will add a resource to an Oracle Restart configuration?

• A. creating an Oracle Database service by modifying the SERVICE_NAMES parameter
• B. creating a database service using DBMS_SERVICE.CREATE_SERVICE
• C. creating a disk group using the CREATE DISKGROUP SQL statement
• D. creating a database using the CREATE DATABASE SQL statement
• E. creating a database service using Oracle Database Configuration Assistant (DBCA)
• F. creating an Oracle Automatic Storage Management (ASM) instance with ASM Configuration Assistant (ASMCA)

Answer: C,E,F

NEW QUESTION # 91
HR_ROOT is an application container with the HR_APP application installed. No application PDBs and no application seed have yet been created in HR_ROOT. An application PDB, PDB1,must be created so that the HR_APP application's common objects are accessible to it. Which two methods can be used?

• A. Create the PDB1 application PDB and synchronize it with HR_ROOT.
• B. Create the PDB1 application PDB and synchronize it with poB$SEED.
• C. Create the PDB1 application PDB and install HR_APP in it.
• D. Create an application seed, and install HR_APP in it.
• E. Create an application seed, synchronize it with HR_ROOT, and then create the PDB1.application PDB.

Answer: A,E

NEW QUESTION # 92
Which three are true about Optimizer Statistics Advisor? (Choose three.)

• A. It always analyzes all schemas in the database.
• B. It can recommend changes to improve the statistics gathering process.
• C. It is part of the DBMS_ADVISOR package.
• D. It is part of the DBMS_STATS package.
• E. It runs automatically every night by default.
• F. It can be run only manually.

Answer: B,D,E

Explanation:
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

NEW QUESTION # 93
Which three are true about backup, restore, and recovery operations done without using Recovery Manager (RMAN)? (Choose three.)

• A. Backing up a database in NOARCHIVELOG mode using O/S utilities requires that the database instance be shut down.
• B. 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.
• C. Oracle archive log backups, copied using an O/S utility, can be added to the RMAN catalog as a backup set.
• D. 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.
• E. An Oracle database can be restored from backup files copied using O/S utilities.
• F. Backing up a database in NOARCHIVELOG mode using O/S utilities requires that the database instance be started and the dataabse be in the MOUNT state.
• G. Oracle data file backups, copied using an O/S utility, can be added to the RMAN catalog as IMAGE COPIES.

Answer: A,B,G

NEW QUESTION # 94
Which two statements are true about Resource Manager plans for individual pluggable databases (PDB plans) in a multitenant container database (CDB)?

• A. In a PDB plan, subplans may be used with up to eight consumer groups.
• B. If no PDB plan is enabled for a pluggable database, then all sessions for that PDB are treated to an equal degree of the resource share of that PDB.
• C. If no PDB plan is enabled for a pluggable database, then the PDB share in the CDB plan is dynamically calculated.
• D. If a PDB plan is enabled for a pluggable database, then resources are allocated to consumer groups across all PDBs in the CDB.
• E. If a PDB plan is enabled for a pluggable database, then resources are allocated to consumer groups based on the shares provided to the PDB in the CDB plan and the shares provided to the consumer groups in the PDB plan.

Answer: B,E

NEW QUESTION # 95
Choose the best answer. Which operating system group is NOT needed to perform an Oracle Database installation?

• A. OSASM
• B. OSRACDBA
• C. OSOPER
• D. OSDBA
• E. OSKMDBA

Answer: B

NEW QUESTION # 96
Which three actions are performed by the Oracle Preinstallation RPM, oracle-database-server-xxxx- preinstall, for Oracle Grid Infrastructure, where xxxx is the Oracle version and release? (Choose three.)

• A. creating the grid OS user
• B. creating thte oraInventory (oinstall) group
• C. configuring the OS for Oracle Automatic Storage Management shared storage access
• D. performing checks to ensure minimum configuration requirements for Oracle Grid Infrastructure are met
• E. creating the oracle OS user
• F. creating the OSDBA (dba) group

Answer: B,C,F

NEW QUESTION # 97
Choose two. Examine this configuration: 1. CDB1 and CDB2 are two container databases. 2. PDB1 is a pluggable database in CDB1. 3. PDB1_C1_SRV is a service for PDB1. 4. CDB1_LINK is a database link in CDB2 referring to PDB1. 5. CDB2 is also an entry in tnsnames.ora pointing to the CDB2 database default service. You execute these commands successfully: $ sqlplus sys/oracle_4U@cdb2 as sysdba SQL> CREATE PLUGGABLE DATABASE PDB1 FROM PDB1@CDB1_LINK SERVICE_NAME_CONVERT= ('PDB1_C1_SRV', 'PDB1_C2_SRV') ; Which two are true?

• A. PDB1_C1_SRV in CDB1 will be renamed PDB1_C2_SRV.
• B. PDB1 will be created in CDB2 and left in MOUNT state.
• C. PDB1_C2_SRV will be created but not started.
• D. PDB1 will be created in CDB2 and automatically opened.
• E. PDB1_C2_SRV will be created and started automatically.

Answer: B,C

NEW QUESTION # 98
Choose three. Which three are true about backing up the control file?

• A. It gets backed up automatically by RMAN when the BACKUP SPFILE command is used.
• B. It can be backed up manually as a trace file containing SQL statements for control file recreation.
• C. It gets backed up automatically by RMAN as a trace file containing SQL statements for control file re-creation when a database backup occurs.
• D. It cannot be backed up manually as a binary copy.
• E. It can be backed up manually as a binary copy.
• F. It can get backed up automatically as a binary copy.

Answer: B,E,F

NEW QUESTION # 99
Choose three. Which three actions are mandatory post database upgrade?

• A. Setting threshold values for tablespace alerts.
• B. Run OPatch commands from the new Oracle home.
• C. Upgrading user tables that depend on Oracle-maintained abstract data types.
• D. Migration to unified auditing.
• E. Updating client scripts with the new Oracle home.
• F. Resetting passwords to enforce case-sensitivity.

Answer: B,C,E

NEW QUESTION # 100
Which four are true about a Recovery Manager (RMAN) duplication without a TARGET connection? (Choose four.)

• A. RMAN "pushes" the backups of the database to be duplicated over the network to the auxiliary instance.
• B. RMAN SBT-based backups of the database to be duplicated can be used by the auxiliary instance.
• C. The UNDO TABLESPACE clause is always required when no connection exists to the TARGET instance.
• D. The UNDO TABLESPACE clause is always required when no connection exists to the recovery catalog and the TARGET database is closed.
• E. The NOREDO clause can be used if the backups of the database being duplicated were taken when the database was in ARCHIVELOG mode.
• F. RMAN disk-based backups of the database to be duplicated can be used by the auxiliary instance.
• G. The NOREDO clause must be used if the backups of the database being duplicated were taken when the database was in NOARCHIVELOG mode.
• H. The UNDO TABLESPACE clause is always required when no connection exists to the recovery catalog and the TARGET database is opened.

Answer: C,F,G,H

NEW QUESTION # 101
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?

• A. after losing all members of an inactive online redo log group
• B. after losing a sysaux tablespace data file
• C. after losing an undo tablespace that is in use
• D. after losing all members of the current online redo log group
• E. after losing all copies of the control file

Answer: B,E

NEW QUESTION # 102
In which two situations can you use Database Upgrade Assistant? (Choose two.)

• A. when a character set conversion is required during the upgrade
• B. when multiple pluggable databases in a container database have to be upgraded in a specific sequence
• C. when the target and source database are on the same platform
• D. when the hardware platform needs to be changed as part of the upgrade
• E. when the operating system (OS) needs to be changed as part of the upgrade

Answer: B,C

NEW QUESTION # 103
Which three are true about backup, restore, and recovery operations done without using Recovery Manager (RMAN)? (Choose three.)

• A. Backing up a database in NOARCHIVELOG mode using O/S utilities requires that the database instance be shut down.
• B. 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.
• C. 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.
• D. Oraclearchive log backups, copied using an O/S utility, can be added to the RMAN catalog as a backup set.
• E. Backing up a database in NOARCHIVELOG mode using O/S utilities requires that the database instance bestarted and the dataabse be in the MOUNT state.
• F. An Oracle database can be restored from backup files copied using O/S utilities.
• G. Oracle data file backups, copied using an O/S utility, can be added to the RMAN catalog as IMAGE COPIES.

Answer: A,B,G

NEW QUESTION # 104
Choose three. Which three are true about recovery operations done without using Recovery Manager (RMAN)?

• A. A lost TEMPFILE must always be re-created manually.
• B. A lost index tablespace can be re-created without performing any recovery.
• C. A lost SPFILE can be recovered from memory using SQL*PLUS.
• D. A lost password file can be re-created with SQL*PLUS.
• E. A lost password file can be manually re-created with the orapwd utility.
• F. A lost PFILE can be re-created from alert.log using SQL*PLUS.

Answer: B,C,E

NEW QUESTION # 105
Which four are true about duplicating a database using Recovery Manager (RMAN)? (Choose four.)

• A. A backup of the target database is always required.
• B. A subset of the target database can be duplicated.
• C. Duplication can be done by having the target database instance push copies to the auxiliary database instance.
• D. Duplication can be done by having the auxiliary database instance pull backup sets from the target database instance.
• E. A connection to the target database instance is always required.
• F. A new DBID is always created for the duplicated database.
• G. A connection to an auxiliary instance is always required.
• H. A connection to the recovery catalog instance is always required.

Answer: A,C,D,G

NEW QUESTION # 106
Choose three. Which three are true about SGA memory management in a multitenant database?

• A. The SHARED_POOL_SIZE setting for a PDB can be up to 80% of the SHARED_POOL_SIZE setting of the root container.
• B. The SGA_TARGET setting for a PDB cannot exceed 50% of the SGA_TARGET value of the root container.
• C. SGA_MIN_SIZE cannot be set for a PDB.
• D. Setting SHARED_POOL_SIZE for a PDB guarantees a minimum amount of Shared Pool memory for that PDB.
• E. Setting DB_CACHE_SIZE for a PDB guarantees a minimum amount of Database Buffer Cache memory for that PDB.
• F. Setting SGA_TARGET for a PDB guarantees a minimum amount of SGA memory for that PDB.

Answer: D,E,F

NEW QUESTION # 107
Choose two. Which two statements are true when row-archival management is enabled?

• A. The ORA_ARCHIVE_STATE column is only displayed if it is referenced in the column select list of a query
• B. The ORA_ARCHIVE_STATE column may only be updated by users with the DBA role set.
• C. The ORA_ARCHIVE_STATE column is updated in an overnight maintenance job based on activity tracking.
• D. The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows.
• E. The ORA_ARCHIVE_STATE column may only be queried by users with the DBA role set.

Answer: A,D

NEW QUESTION # 108
Which two are true about creating pluggable databases (PDBs) using snapshots in Oracle 19c and later releases? (Choose two.)

• A. A PDB snapshot is always a sparse copy of the source PDB.
• B. A snapshot copy PDB depends on a storage snapshot which can be stored on any file system.
• C. A PDB snapshot is always a full copy of the source PDB.
• D. A PDB snapshot depends on a storage snapshot which can only be stored on specific file systems.
• E. A PDB snapshot depends on a storage snapshot which can be stored on any file system.
• F. A snapshot copy PDB depends on a storage snapshot which can only be stored on specific file systems.
• G. A snapshot copy PDB can be created from a stand-alone clone PDB.

Answer: C,D

Explanation:
Explanation/Reference: https://docs.oracle.com/en/database/oracle/oracle-database/18/multi/administering-pdb- snapshots.html#GUID-35B03C37-00BA-4945-BF20-9A7C4C541955

NEW QUESTION # 109
Which three are true about managing memory components in an Oracle database instance? (Choose three.)

• A. With Automatic Shared Memory Management, the database instance can increase the Large Pool size by reducing the Shared Pool size.
• B. With Automatic Shared Memory Management, the database instance can increase the Program Global Area size by reducing the System Global Area size.
• C. On Line Transaction Processing systems often use less Program Global Area than Decision Support Systems.
• D. Automatically tuned and resized System Global Area components will always revert to their initial sizes after an instance restart.
• E. With Automatic Memory Management, the database instance can increase the System Global Area size by reducing the Program Global Area size.
• F. Automatic Memory Management must be used together with locking the System Global Area into physical memory.

Answer: A,B,C

Explanation:
Reference:
https://docs.oracle.com/database/121/TGDBA/tune_shared_pool.htm

NEW QUESTION # 110
Which three actions will add a resource to an Oracle Restart configuration? (Choose three.)

• A. creating an Oracle Database service by modifying the SERVICE_NAMES parameter
• B. creating a database using the CREATE DATABASE SQL statement
• C. creating a disk group using the CREATE DISKGROUP SQL statement
• D. creating a database service using DBMS_SERVICE.CREATE_SERVICE
• E. creating a database service using Oracle Database Configuration Assistant (DBCA)
• F. creating an Oracle Automatic Storage Management (ASM) instance with ASM Configuration Assistant (ASMCA)

Answer: B,D,E

NEW QUESTION # 111
Which two are true about duplicating pluggable databases (PDBs) with RMAN? (Choose two.)

• A. Two or more PDBs can be duplicated with the same RMAN DUPLICATE command.
• B. CDB$ROOT and PDB$SEED are automatically duplicated.
• C. All tablespaces belonging to a PDB must be duplicated when duplicating the PDB.
• D. A user with SYSDBA or SYSBACKUP must be logged in with RMAN to the PDB to duplicate it.
• E. The auxiliary instance is automatically created with ENABLE_PLUGGABLE_DATABASE = TRUE.

Answer: D,E

NEW QUESTION # 112
Choose two. Which two are true about RMAN Multisection backups when a very large data file is divided into four sections?

• A. The four sections can be created in parallel.
• B. The four sections must be image copies.
• C. The four sections can be created serially.
• D. The four sections must be contained in backup sets.
• E. Each of the file sections must be processed serially.

Answer: A,D

NEW QUESTION # 113
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