Free PDF Quiz 1Z0-083 - Oracle Database Administration II–Valid Latest Exam Test

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Oracle Certified professionals are often more sought after than their non-certified counterparts and are more likely to earn higher salaries and promotions. Moreover, cracking the Oracle Database Administration II (1Z0-083) exam helps to ensure that you stay up to date with the latest trends and developments in the industry, making you more valuable assets to your organization.

Oracle 1Z0-083 Exam Syllabus Topics:

Section	Weight	Objectives
Managing Multitenant Architecture	35%	- CDB and PDB Creation and Configuration 1. Create and configure CDBs and PDBs 2. Use Oracle Resource Manager for multitenant resource management 3. Manage application containers and PDBs - Upgrading and Transporting 1. Upgrade CDB and PDB environments 2. Transport data between multitenant environments - PDB Lifecycle and Operations 1. Clone, unplug, plug, and relocate PDBs 2. Manage PDB snapshots and refreshable clones 3. Start, stop, open, and close PDBs
Backup and Recovery	30%	- Flashback Technologies 1. Recover from logical corruptions 2. Implement Flashback Database, Table, and Transaction 3. Use Flashback in multitenant architecture - Advanced Recovery Scenarios 1. Perform point-in-time recovery 2. Recover from critical data file or control file loss - RMAN Configuration and Operations 1. Configure RMAN settings and channels 2. Perform full, incremental, and archival backups 3. Restore and recover databases, CDBs, and PDBs
Performance Management and Tuning	20%	- Memory and Resource Management 1. Manage Automatic Memory Management 2. Configure SGA and PGA - Database Performance Monitoring 1. Identify and resolve bottlenecks 2. Use AWR, ADDM, and ASH for analysis - SQL Tuning 1. Use SQL Tuning Advisor and SQL Access Advisor 2. Optimize SQL execution plans
High Availability and Security	15%	- Patching and Upgrades 1. Use AutoUpgrade utility 2. Apply patches and perform database upgrades - Database Security 1. Manage encryption and data protection 2. Implement auditing and access controls - Data Guard Configuration 1. Set up physical and standby databases 2. Perform switchover and failover operations

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2026 1Z0-083: Oracle Database Administration II –Accurate Latest Exam Test

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Oracle Database Administration II Sample Questions (Q251-Q256):

NEW QUESTION # 251
Which two are true about Oracle Optimizer Statistics, their use, and their collection? (Choose two.)

A. The number of table rows is considered when evaluating the cost of accessing a table using an index.
B. Statistics collected using DBMS_STATS always yield the best optimizer result.
C. Index balanced B*Tree height is considered when evaluating the cost of using an index.
D. The Statistics Advisor generates actions for all recommendations.
E. The Statistics Advisor can help recommend the best way to gather statistics.

Answer: B,E

Explanation:
Explanation/Reference: https://docs.oracle.com/en/database/oracle/oracle-database/19/tgsql/optimizer-statistics- advisor.html#GUID-D81A7708-FDA0-45BB-A6E2-103858B047AE

NEW QUESTION # 252
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? (Choose two.)

A. The REVENUE table must be a list-partitioned table.
B. The MAPTABLE table is a metadata-linked table.
C. The REVENUE table partitions are not pruned across the PDBs automatically.
D. The MAPTABLE tables defines a logical partition key on a commonly used column for the REVENUE table.
E. A container map exists for the REVENUE table, but is not enabled.
F. The CONTAINERS clause cannot be used in queries on the REVENUE table.

Answer: D,E

NEW QUESTION # 253
Which two are true about Oracle instance recovery?

A. Recovery reads redo until the end of the redo thread, smon rolls back any dead transactions, and then the database is opened.
B. Recovery begins from the start of any active redo log group or the start of the current log group if no other group is active.
C. Recovery reads redo until the end of the redo thread, and then opens the database, smon then rolls back any dead transactions.
D. Recovery begins from the last checkpoint position that was recorded in the control file by the checkpoint process (ckpt).
E. Recovery begins from the last checkpoint position that was calculated by the Database Writer before instance failure.
F. Recovery begins from the beginning of the current redo log group.

Answer: B,D

NEW QUESTION # 254
Which two are true about creating RMAN backups for an Oracle container database? (Choose two.)

A. Tablespaces from different PDBs with identical names must be backed up by connecting RMAN separately to each PDB to back up the tablespaces.
B. The BACKUP PLUGGABLE DATABASE command can be used to back up CDB$ROOT.
C. SPFILE backups can be created while connected to an application root PDB.
D. The BACKUP DATABASE PLUS ARCHIVELOG command will back up archive logs when RMAN is connected to a PDB.
E. The BACKUP DATABASE command will create a pluggable database (PDB) backup when RMAN is connected to a PDB.

Answer: A,E

NEW QUESTION # 255
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. Oraclearchive log backups, copied using an O/S utility, can be added to the RMAN catalog as a backup set.
C. 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.
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. Oracle data file backups, copied using an O/S utility, can be added to the RMAN catalog as IMAGE COPIES.
G. 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.

Answer: A,F,G

NEW QUESTION # 256
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