Free Oracle 1Z0-083 Exam Questions

Become Oracle Certified with updated 1Z0-083 exam questions and correct answers

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Total 285 Questions | Updated On: Dec 06, 2025

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Question 1

Choose three. Which three are true about upgrading an application in an application container?

A :

An application root clone gets created automatically.

B :

The upgrade can be performed when connected either to CDB$ROOT or to PDB$SEED.

C :

After an application upgrade, the application container-s PDBs remain synchronized with the existing application root.

D :

The upgrade must be performed when connected to CDB$ROOT.

E :

An application name and version number must be specified to upgrade the application.

F :

After an application upgrade, the application container-s PDBs are automatically synchronized with the application root clone.

Answer: A,C,E

Question 2

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 : Index balanced B*Tree height is considered when evaluating the cost of using an index.

C : The Statistics Advisor can help recommend the best way to gather statistics.

D : Statistics collected using DBMS_STATS always yield the best optimizer result.

E : The Statistics Advisor generates actions for all recommendations.

Answer: B,C

Question 3

Choose two. Which two are true about diagnosing Oracle Database failure situations using Data Recovery Advisor?

A : Data Recovery Advisor can proactively check for failures.

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 : ata Recovery Advisor can be used if a database is in the NOMOUNT state.

D : A failure can be closed only if the database is in MOUNT state.

E : Data Recovery Advisor can be used if a database is closed.

Answer: A,B

Question 4

Choose three. Which three are true in Oracle 19c and later releases?

A : Tablespaces always remain in read/write mode during transportable tablespace operations.

B : Tablespaces never 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 : Simultaneous data pump jobs can be limited at the pluggable database (PDB) level.

E : A transportable data pump import can leave a plugged-in tablespace in read/write mode.

F : An ordinary data pump export of a table with encrypted columns will always encrypt the same columns when imported.

Answer: A,B

Question 5

Choose three. Which three are true about using an RMAN Recovery Catalog with a pluggable database (PDB) target connection in Oracle Database 19c and later releases?

A : The base catalog owner must give the Virtual Private Catalog access to metadata for one or more PDBs.

B : The target PDB must be registered in both the base catalog and the Virtual Private Catalog.

C : The base catalog must be used by RMAN when performing point-in-time recovery for the PDB registered in the Virtual Private Catalog

D : The base catalog must be enabled for Virtual Private Catalog use.

E : The target PDB must be registered in a Virtual Private Catalog.

F : The target PDB must be registered in a base catalog.

Answer: A,C,D

Page: 1 / 57

Total 285 Questions | Updated On: Dec 06, 2025

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