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: Apr 14, 2026

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Question 1

Which two are true about creating pluggable databases (PDBs) in Oracle 19c and later releases?

A : A PDB snapshot depends on an existing storage snapshot of the source PDB.

B : APDB snapshot can be a full copy of a source PDB.

C : A PDB snapshot can be a sparse copy of a source PDB

D : A snapshot copy PDB does not depend on an existing storage snapshot of the source PDB.

E : A snapshot copy PDB can be a full copy of a source PDB

Answer: B,C

Question 2

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 3

choose two You take your database backups by using the RMAN media management interface (MMI). Which two are true about the use of the RMAN MMI?

A :

Integration with Third-Party Media Managers

B :

Use of SBT (Sun Business Talk) Interface

C :

Channel Allocation

D :

Requires Configuration

E :

Vendor-Specific Modules

Answer: A,D

Question 4

Which two are true about Oracle instance recovery? (Choose three.)

A : Recovery begins from the beginning of the CURRENT redo log group.

B : Recovery begins from the last checkpoint position that was calculated by the Database Writer before instance failure.

C : Recovery begins from the start of any ACTIVE redo log group or the start of the CURRENT log group if no other group is ACTIVE.

D : Recovery reads redo until the end of the redo thread. SMON rolls back any dead transactions, and then the datanase is opened.

E : Recovery begins from the last checkpoint position that was recorded in the control file by the checkpoint process (CKPT).

F : Recovery reads redo until the end of the redo thread, and then opens the database. SMON then rolls back any dead transactions.

Answer: A

Question 5

Examine this configuration: While CDB1 is open, '/u02/app/oracle/fast_recover_area/cdb1/CDB1/ controlfile02.ctl'is accidentally deleted. To recover from this critical failure, you execute these commands:
What will be the outcome?

A : It will create '$ORACLE_HOME/dbs/cdb1/CDB1/controlfile02.ctl'

B : It will create '/u01/app/oralce/oradata/CDB1/controlfile/controlfile02.ctl'.

C : It will re-create '/u02/app/oracle/fast_recover_area/cdb1/CDB1/controlfile02.ctl'

D : It will create '/u01/app/oracle/product/12.2.0.1/db_1/dbs/snapcf_cdb1control02.ctl'.

E : It will fail because there is no autobackup of the controlfiles.

Answer: C

Page: 1 / 57

Total 285 Questions | Updated On: Apr 14, 2026

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