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: Nov 26, 2025

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Question 1

Choose the best answer. Examine this output of an export from the current release of an Oracle multitenant database: $ sqlplus system/oracle . SQL> col name for a10 SQL> select name, open_mode from v$pdbs; NAME OPEN_MODE ---------------------------------------PDB$SEED READ ONLY PDB1 READ WRITE PDB2 MOUNTED SQL> exit Next you execute: $ expdp system/oracle full=y What is the outcome?

A : It fails because Data Pump cannot be container.

B : It creates a full export of the root

C : It creates a full export of only the used while connected to the root container and PDB1. container and all PDBs. container and all open PDBs. root container.

Answer: A

Question 2

Choose three. Which three are true about using Database Upgrade Assistant (DBUA) to upgrade a database?

A : DBUA must be launched from the target Oracle Home.

B : Multiple databases with the same ORACLE_HOME can be upgraded simultaneously.

C : A whole database backup must exist before upgrade.

D : The Pre-Upgrade Information Tool script is executed by DBUA.

E : All pluggable databases are automatically upgraded as part of a container database upgrade.

F : The database must be opened in read-only mode.

Answer: A,D

Question 3

You plan to install Oracle Grid Infrastructure for a Standalone Server and Oracle Database for the first time on a server. Examine this command and its outcome: Which two are true? (Choose two.)

A : oracle will be an owner of the Oracle Inventory.

B : oracle must be the owner of every Oracle Database installation

C : oracle can own an Oracle Database installation but not an Oracle Grid Infrastructure installation.

D : oracle will be granted the SYSASM privilege when installing the Oracle Database software.

E : The user account, oracle, and group, oinstall, can be used for all Oracle software installations.

Answer: A,C

Question 4

Choose three. Which three are true about a whole database backup?

A :

It can be created only by using RMAN.

B :

It always includes all data files, the current control file, the server parameter file, and archived redo logs.

C :

It can be consistent.

D :

Â It is the only possible backup type for a database in NOARCHIVELOG mode.

E :

It can consist of either backup sets or image copies. F) It can be inconsistent.

Answer: C,D,E

Question 5

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

Page: 1 / 57

Total 285 Questions | Updated On: Nov 26, 2025

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