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: Feb 21, 2026

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Question 1

Choose three. Which three are true about block media recovery?

A :

To use it, Flashback Database must be enabled.

B :

A block being recovered is not accessible.

C :

It cannot repair logical corruption.

D :

It can be performed on noncorrupt blocks.

E :

The target database for which one or more blocks are to be recovered must be in the OPEN state.

F :

The data file containing the block being recovered remains online.

Answer: B,C,F

Question 2

Examine the RMAN command: RMAN> RUN { ALLOCATE CHANNEL c1 DEVICE TYPE sbt; ALLOCATE CHANNEL c2 DEVICE TYPE sbt; ALLOCATE CHANNEL c3 DEVICE TYPE sbt; BACKUP INCREMENTAL LEVEL = 0 (DATAFILE 1,4,5 CHANNEL c1) (DATAFILE 2,3,9 CHANNEL c2) (DATAFILE 6,7,8 CHANNEL c3); SQL 'ALTER SYSTEM ARCHIVE LOG CURRENT'; } Which statement is true about the command?

A : It uses multisection backup.

B : It uses parallelization for the backup set.

C : It uses asynchronousI/O for the backup.

D : It creates compressed backup sets.

Answer: B

Question 3

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 4

Which three can be done using Oracle Database Configuration Assistant (DBCA) starting from Oracle Database 19c? (Choose three.)

A : cloning a remote container database in interactive mode

B : cloning a remote pluggable database in silent mode

C : relocating a remote pluggable database in interactive mode

D : relocating a remote container database in silent mode

E : cloning a remote container database in silent mode

F : relocating a remote pluggable database in silent mode

G : relocating a remote container database in interactive mode.

Answer: A,B

Question 5

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

Page: 1 / 57

Total 285 Questions | Updated On: Feb 21, 2026

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