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Oracle 1Z0-083 Exam consists of 80 multiple-choice questions and has a duration of 120 minutes. 1Z0-083 exam is available in English and Japanese languages. The passing score for 1Z0-083 exam is 63%, and candidates who pass the exam will receive the Oracle Database Administration II certification. Oracle Database Administration II certification verifies that the candidate has the skills and knowledge required to perform complex database administration tasks in an Oracle database environment.

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Oracle Database Administration II Sample Questions (Q65-Q70):

NEW QUESTION # 65
Which two are direct benefits of the multiprocess, multithreaded architecture of Oracle Database 12c when it is enabled?

A. Reduced physical I/O
B. Improved Serial Execution performance
C. Reduced logical I/O
D. Reduced virtual memory utilization
E. Reduced CPU utilization

Answer: D,E

NEW QUESTION # 66
Which three are true about managing memory components in an Oracle database instance? (Choose three.)

A. Automatically tuned and resized System Global Area components will always revert to their initial sizes after an instance restart.
B. With Automatic Shared Memory Management, the database instance can increase the Program Global Area size by reducing the System Global Area size.
C. With Automatic Shared Memory Management, the database instance can increase the Large Pool size by reducing the Shared Pool size.
D. On Line Transaction Processing systems often use less Program Global Area than Decision Support Systems.
E. With Automatic Memory Management, the database instance can increase the System Global Area size by reducing the Program Global Area size.
F. Automatic Memory Management must be used together with locking the System Global Area into physical memory.

Answer: C,D,E

NEW QUESTION # 67
Which two are true about the Oracle Optimizer?

A. It can automatically re-optimize execution plans that were detected to be sub-optimal when executing.
B. It requires system statistics when generating SQL execution plans.
C. It ignores stale object statistics in the Data Dictionary.
D. It can re-write a statement internally in order to generate a more optimal plan.
E. It always generates an index access operation when a statement filters on an indexed column with an equality operator.

Answer: A,D

NEW QUESTION # 68
choose two Examine these RMAN commands: RMAN> CONNECT TARGET "sbu@prod AS SYSBACKUP"; RMAN> CONNECT AUXILIARY "sbu@dup_db AS SYSBACKUP"; RMAN> DUPLICATE TARGET DATABASE TO dup_db FROM ACTIVE DATABASE PASSWORD FILE SECTION SIZE 400M; Which two statements are true about the DUPLICATE comman

A. It succeed
B. No catalogued backup of the TARGET is used to duplicate the databa
C. It fails because connection to the AUXILIARY instance must be as SYSD
D. It fails because no parallel channels are allocated for the auxiliary databa
E. Itsucceeds only if the target database is greater than 40

Answer: A,B

NEW QUESTION # 69
Examine these queries and their output:

An online RMAN backup of the CDB was taken an hour before Restore Point R1was created.
You want to recover PDB1 to Restore Point R1.
How do you achieve this?

A. Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using SQL while connected to CDB$ROOT.
B. This cannot be done due to the lack of a clean restore point.
C. Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using RMAN while connected to CDB$ROOT.
D. Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using SQL while connected to PDB1.
E. Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using RMAN while connected to PDB1.

Answer: D

Explanation:
Explanation/Reference:

NEW QUESTION # 70
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To practice for a 1Z0-083 exam in the Prep4SureReview (free test)

Pass Guaranteed 2025 Oracle Useful 1Z0-083: Test Oracle Database Administration II Questions

Oracle Database Administration II Sample Questions (Q65-Q70):

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