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

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 DATABASE command will create a pluggable database (PDB) backup when RMAN is connected to a PDB.

C : SPFILE backups can be created while connected to an application root PDB.

D : The BACKUP DATABASE PLUS ARCHIVE LOG command will back up archive logs when RMAN is connected to a PDB.

E : The BACKUP PLUGGABLE DATABASE command can be used to back up CDB$ROOT.

Answer: A,B

Question 2

Choose three. In a single-instance, multitenant container database (CDB), which three are only ever defined in or part of CDB$ROOT?

A : redo logs

B : control files

C : all data dictionary metadata

D : user-defined PL/SQL packages

E : temporary tablespaces

F : mandatory Oracle-supplied PL/SQL packages

G : undo tablespaces

Answer: A,B,C

Question 3

Which two statements are true when row archival management is enabled?

A : The ORA_ARCHIVE_STATE column visibility is controlled by the ROW ARCHIVAL VISIBILITY session parameter.

B : The ORA_ARCHIVE_STATE column is updated manually or by a program that could reference activity tracking columns, to indicate that a row is no longer considered active.

C : The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows only.

D : The ORA_ARCHIVE_STATE column is visible if referenced in the select list of a query.

E : The ORA_ARCHIVE_STATE column is updated automatically by the Oracle Server based on activity tracking columns, to Indicate that a row is no longer considered active. Correct

Answer: B,D

Question 4

Choose three. Which three are true about recovering tables using RMAN?

A : RMAN can recover tables owned by the SYSTEM user.

B : RMAN can recover tables owned by the SYS user.

C : RMAN can recover tables in the SYSTEM tablespace.

D : RMAN always uses an auxiliary instance.

E : RMAN can recover a table after a DDL operation has altered the table structure

F : RMAN can recover tables in the SYSAUX tablespace.

G : RMAN can recover tables in a standby database.

Answer: A,D

Question 5

Your container database, CDB1, has an application container, HR_ROOT, with an application PDB, HR_PDB1. You have the required privilege to clone HR_PDB1 to container database CDB2, which does not contain HR_ROOT. Which two are always true? (Choose two.)

A : CDB1 and CDB2 must be in shared undo mode.

B : A common user must exist in CDB2 with the CREATE PLUGGABLE DATABASE privilege.

C : All transactions in HR_PDB1 of CDB1 must commit before the cloning process starts.

D : Cloning HR_ROOT automatically clones HR_PDB1.

E : The HR_PDB1clone created in CDB2 will be in mount state when cloning ends.

Answer: A,D

Page: 1 / 57

Total 285 Questions | Updated On: Dec 06, 2025

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