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Earning the 1Z0-083 Certification demonstrates a high level of expertise in Oracle Database administration and can lead to increased job opportunities and higher salaries. It is a challenging exam that requires extensive preparation, but the rewards are well worth the effort for those who are passionate about database administration.

Oracle 1Z0-083 Exam Syllabus Topics:

Topic	Details
Topic 1	Employ the best Oracle Database recovery technology for your failure situation Install, upgrade and Patch applications
Topic 2	Understanding and Using The Performance Tuning Methodology Explain the purpose of application root and application seed
Topic 3	Restore and Recovering Databases with RMAN Comparing Local Undo Mode and Shared Undo Mode
Topic 4	Compress and Encrypt RMAN Backups Explore the structure of PDBs Backup non database files
Topic 5	Create multi-section backups of very large files Create and administer Application PDBS Detect and repair database and database block corruption
Topic 6	Define and create application PDBs Configure your Database to support Flashback Perform flashback operations

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Oracle Database Administration II Sample Questions (Q22-Q27):

NEW QUESTION # 22
Which three are true about Automatic Workload Repository (AWR) snapshots?

A. They are generated if STATISTICS LEVEL is set to ALL.
B. They can be retained forever.
C. They are generated if STATISTICS LEVEL is set to TYPICAL.
D. They are always created manually.
E. They are always created automatically.
F. They are generated if STATISTICS LEVEL is set to BASIC.

Answer: A,C,E

NEW QUESTION # 23
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. The Statistics Advisor generates actions for all recommendations.
D. Index balanced B*Tree height is considered when evaluating the cost of using an index.
E. The Statistics Advisor can help recommend the best way to gather statistics.

Answer: B,E

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 # 24
Which three are true in Oracle 19c and later releases? (Choose three.)

A. A transportable data pump import can leave a plugged-in tablespace in read/write mode.
B. Tablespaces always remain in read/write mode during transportable tablespace operations.
C. A transportable data pump import can leave a plugged-in tablespace in read-only mode.
D. An ordinary data pump export of a table with encrypted columns will always encrypt the same columns when imported.
E. Simultaneous data pump jobs can be limited at the pluggable database (PDB) level.
F. Tablespaces never remain in read/write mode during transportable tablespace operations.

Answer: A,B,D

NEW QUESTION # 25
Which three are true about the Oracle Optimizer? (Choose three.)

A. It obeys all hints.
B. It considers object statistics when generating execution plans for SQL statements.
C. It updates stale object statistics in the Data Dictionary.
D. It can re-optimize execution plans after previous executions detect suboptimal plans.
E. It considers the filters in WHERE clauses when generating execution plans for SQL statements.
F. It can only use SQL Plan Directives tied to the SQL statement for which a plan is being generated.

Answer: B,D,E

Explanation:
The optimizer uses hints to choose an execution plan for the statement unless prevented by some condition. (not A) In automatic reoptimization, the optimizer changes a plan on subsequent executions after the initial execution. (C)

NEW QUESTION # 26
Choose three. Which three are true about a container database (CDB)?

A. It contains predefined common roles in both the root and the seed.
B. It can have any number of pluggable databases (PDBs) limited only by space availability.
C. It can contain only one PDB$SEED, which is created when the CDB is created.
D. It can be created by cloning an existing CDB.
E. It can have local users with the same name in different PDBs.
F. It can contain only one Application Container seed, which is created when the Application Container is created.
G. It can be created from a non-CDB.

Answer: A,C,D

NEW QUESTION # 27
......

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100% Pass 2025 Oracle Authoritative New 1Z0-083 Real Test

Oracle 1Z0-083 Exam Syllabus Topics:

Free PDF Quiz 2025 Oracle - New 1Z0-083 Real Test

Oracle Database Administration II Sample Questions (Q22-Q27):

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