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. 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 2

Choose two. Which two are true about RMAN backups when using a media manager?

A : A media manager always writes RMAN requested backups to tape.

B : A media manager is required to create RMAN image copies.

C : A media manager is required to create RMAN proxy copies.

D : The media manager layer (MML) routines provided by Oracle support any vendors' media management products.

E : By default, a request for a proxy copy may result in a backup set being created.

Answer: C,E

Question 3

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

Question 4

HR_ROOT is an application container with the HR_APP application installed. No application PDBs and no application seed have yet been created in HR_ROOT. An application PDB, PDB1,must be created so that the HR_APP application's common objects are accessible to it. Which two methods can be used?

A : Create the PDB1 application PDB and synchronize it with poB$SEED.

B : Create the PDB1 application PDB and synchronize it with HR_ROOT.

C : Create the PDB1 application PDB and install HR_APP in it.

D : Create an application seed, and install HR_APP in it.

E : Create an application seed, synchronize it with HR_ROOT, and then create the PDB1.application PDB.

Answer: A,B

Question 5

Choose two. Which two are true about a Recovery Manager (RMAN) duplication without a TARGET connection?

A : The UNDO TABLESPACE clause is always required when no connection exists to the recovery catalog and the TARGET database is closed.

B : RMAN disk-based backups of the database to be duplicated can be used by the auxiliary instance.

C : The UNDO TABLESPACE clause is always required when no connection exists to the TARGET instance.

D : The UNDO TABLESPACE clause is never required.

E : RMAN 'pushes' the backups of the database to be duplicated over the network to the auxiliary instance.

Answer: A,B

Page: 1 / 57

Total 285 Questions | Updated On: Dec 06, 2025

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