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: Mar 11, 2026

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Question 1

choose one You take regular backups of one of your production databases by using RMAN with a recovery catalog. You have added two new tablespaces to this database which must be included in future backups. Which process occurs which allows the new backups to contain the new datafiles?

A : The target database control file is synchronized from the recovery catalog with a partial resync at the next backup.

B : The recovery catalog is synchronized from the target database control file with a full resync at the next backup.

C : The target database control file is synchronized from the recovery catalog with a full resync at the next backup.

D : The recovery catalog is synchronized from the target database control file with a partial resync at the next backup.

Answer: B

Question 2

Choose the best answer. Examine this configuration:
1. CDB1 is a container database.
2. There are several pluggable databases (PDBs) in CDB1.
5. Each PDB has several tables with referential integrity constraints.
6. FLASHBACK DATABASE is ON.
7. UNDO RETENTION GUARANTEE is enabled.
Multiple undesired multitable changes were made in all the PDBs.
Which method can be used to undo the changes using a single command?

A : restore and recover database

B : flashback transaction

C : flashback database

D : flashback table and transaction

E : flashback table

Answer: C

Question 3

Choose three. Which three activities are possible for PDBs?

A :

converting an application seed to an application PDB

B :

converting a regular PDB to an application PDB

C :

converting an application PDB to an application root

D :

copying an application container into another application container in the same CDB

E :

copying an application container into another application container in a different CDB

F :

converting an application PDB to an application seed G) converting an application PDB to a regular PDB

Answer: B,D,F

Question 4

Choose two. 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: SELECT containers_default, container_map, table_name FROM dba_tables WHERE owner='FIN' ; CONTAINERS_DEFAULT CONTAINER_MAP CONTAINER_MAP_OBJECT TABLE_NAME -------------------------------------------------------------------------------------------------------------------------------NO YES NO REVENUE NO NO YES MAPTABLE Which two are true?

A : The REVENUE table must be a list-partitioned table.

B : The CONTAINERS clause cannot be used in queries on the REVENUE table.

C : The REVENUE table partitions are not pruned across the PDBs automatically

D : The REVENUE table must be a composite-partitioned table.

E : The MAPTABLE table defines a logical partition key on a commonly used column for the REVENUE table.

Answer: C,D

Question 5

You are working on an Oracle Database 19c database. You enabled the Flashback Database feature. Which two statements regarding flashback logs are true? (Choose two.)

A : Flashback logs are not archived.

B : Flashback logs are maintained in redo log files.

C : Flashback logs are maintained in the Flash Recovery Area.

D : Flashback logs are used to maintain Flashback Database related errors.

E : Flashback logs need to be cleared manually after you disable Flashback Database.

Answer: A,C

Page: 1 / 57

Total 285 Questions | Updated On: Mar 11, 2026

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