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: Mar 26, 2026

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Question 1

Which three are true about requirements for various FLASHBACK operations? (Choose three.)

A : FLASHBACK transaction query requires undo to retrieve all versions of a row that existed between two points in time.

B : FLASHBACK drop requires that the RECYCLEBIN parameter be set to ON.

C : FLASHBACK version query requires that the RECYCLEBIN parameter be set to ON.

D : FLASHBACK DATA ARCHIVE requires undo to store all versions of all rows of a table being tracked.

E : FLASHBACK drop requires undo to retrieve all versions of a row that existed two points in time.

F : FLASHBACK version query requires undo to retrieve all versions of a row that existed between two points in time.

Answer: A,B

Question 2

Choose three. Which three are true in Oracle 19c and later releases?

A : Tablespaces always remain in read/write mode during transportable tablespace operations.

B : Tablespaces never remain in read/write mode during transportable tablespace operations.

C : A transportable data pump import can leave a plugged-in tablespace in read-only mode.

D : Simultaneous data pump jobs can be limited at the pluggable database (PDB) level.

E : A transportable data pump import can leave a plugged-in tablespace in read/write mode.

F : An ordinary data pump export of a table with encrypted columns will always encrypt the same columns when imported.

Answer: A,B

Question 3

choose three Which three are true about unified auditing in full mode?

A : The unified audit trail is written to a read-only table.

B : The unified audit trail is written to a read-only external file.

C : Audit records are created for COMMIT, ROLLBACK, and SAVEPOINT statements.

D : Audit records are created for SYS.

E : Audit records are created for non-sys users.

Answer: A,D

Question 4

Examine this configuration: 1. CDB1 is a container database. 2. COMMON_USER_PREFIX is C##. 3. PDB1 is a pluggable database contained in CDB1. 4. APP1_ROOTis an application container contained in CDB1. 5. APP1_PDB1 is an application PDB contained in APP1_ROOT. You execute these commands successfully: Which two are true? (Choose two.)

A : APP1_USER1can be created in PDB1.

B : APP1_USER1can be created in CDB1.

C : APP1_USER1 can have different privileges in each Application PDB contained in APP1_ROOT.

D : C##_APP_USER1 can be created in CDB1.

E : P1_USER1can be created in CDB1.

F : C##_USER1will have the same privileges and roles granted in all PDBs in CDB1.

Answer: C,D

Question 5

Choose three. Which three are true about a container database (CDB)?

A : It can be created from a non-CDB.

B : It can contain only one PDB$SEED, which is created when the CDB is created.

C : It can have local users with the same name in different PDBs.

D : It can contain only one Application Container seed, which is created when the Application Container is created.

E : It can be created by cloning an existing CDB.

F : It can have any number of pluggable databases (PDBs) limited only by space availability.

G : It contains predefined common roles in both the root and the seed.

Answer: A,B

Page: 1 / 57

Total 285 Questions | Updated On: Mar 26, 2026

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