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Oracle 1Z0-083 exam, also known as the Oracle Database Administration II exam, is a certification exam designed for professionals seeking to enhance their skills in managing and administering Oracle databases. 1Z0-083 exam is intended for individuals who have already passed the Oracle Database Administration I exam and have practical experience in administering Oracle databases. Passing 1Z0-083 exam is a requirement for obtaining the Oracle Certified Professional (OCP) certification.

Oracle 1Z1-083 exam is ideal for database administrators who wish to validate their advanced skills and knowledge in database administration. 1Z0-083 Exam is also suitable for individuals who are looking to advance their careers in database administration by acquiring an industry-recognized certification. Oracle Database Administration II certification provides a competitive edge over other candidates in the job market and can lead to higher salaries and better job opportunities.

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Oracle 1Z1-083 certification exam is a challenging exam that requires a strong understanding of database administration concepts and hands-on experience in managing an Oracle database. However, with proper preparation and study, candidates can pass the exam and achieve this valuable certification, which can help to advance their careers and demonstrate their expertise to employers and colleagues.

Oracle Database Administration II Sample Questions (Q111-Q116):

NEW QUESTION # 111
Which three are true about Database Point-in-Time Recovery? (Choose three.)

A. The Database must be in ARCHIVELOG mode.
B. The target point for the recovery must be specified as a stime or System Change Number (SCN).
C. The database must be in MOUNT state when performing Database Point-in-Time Recovery.
D. Database Point-in-Time Recovery is performed by the Managed Recovery Process (MRP)
E. The database must have FLASHBACK DATABASE ON to perform Database Point-in-Time Recovery.
F. The database must be open RESETLOGS after Database Point-in-Time Recovery.

Answer: A,C,F

Explanation:
https://docs.oracle.com/cd/B19306_01/backup.102/b14192/flashptr006.htm#:~:text=Database%20point%2Din%2Dtime%20recovery%20(DBPITR)%20restores%20the,forward%20to%20the%20target%20time.

NEW QUESTION # 112
In performance management, which two factors might reduce the ability of an application to scale to a large number of users? (Choose two.)

A. poorly written SQL
B. the number of data files containing extents belonging to tables updated by a transaction
C. poorly trained users who do not commit transactions
D. the number of tablespaces containing tables updated by a transaction
E. issuing multiple savepoints during a transaction

Answer: A,C

Explanation:
About Concurrency and Scalability
The better your application handles concurrency, the more scalable it is.
Concurrency is the simultaneous execution of multiple transactions. Statements within concurrent transactions can update the same data. Concurrent transactions must produce meaningful and consistent results. Therefore, a multiuser database must provide the following:
Data concurrency , which ensures that users can access data at the same time.
Data consistency, which ensures that each user sees a consistent view of the data, including visible changes from his or her own transactions and committed transactions of other users

NEW QUESTION # 113
Which two are true about RMAN encryption? (Choose two.)

A. The SET ENCRYPTIONcommand overrides encryption settings specified by the CONFIGURE ENCRYPTIONcommand.
B. Password encryption can be persistently configured using the CONFIGURE ENCRYPTIONcommand.
C. RMAN encryption keys are stored in a database keystore.
D. Dual-mode encrypted backups can be restored only if both the password and the keystore used for encryption are available.
E. RMAN can encrypt the Oracle Database password file.

Answer: A,D

Explanation:
Explanation/Reference: https://docs.oracle.com/database/121/BRADV/rcmconfa.htm#BRADV89476

NEW QUESTION # 114
Which three are true about performing an Oracle Database install on Linux?

A. The Oracle PreinstallationRPMcan be used to configure the Oracle database installation owner, the Oracle Inventory group, and an Oracle administrative privileges group.
B. It can be done after installing Grid Infrastructure for a Standalone Server.
C. The Oracle database administrator must be granted access to the root operating system account to run root privileged scripts.
D. The Oracle Preinstallation RPM must be used to configure the Oracle database installation owner, the Oracle Inventory group, and an Oracle administrative privileges group.
E. It can be done before installing Grid Infrastructure for a Standalone Server.
F. The runfixup.sh script can install missing RPMs.
G. It allows you to select the languages supported by the Oracle database server.

Answer: D,E,G

NEW QUESTION # 115
How do you configure a CDB for local undo mode?

A. Open the CDB instance in read-only mode. In CDB$ROOT, execute ALTER DATABASE LOCAL UNDO ON, and then change the CDB to read/write mode.
B. Open the CDB instance in restricted mode. In CDB$ROOT, execute ALTER DATABASE LOCAL UNDO ON, and create an UNDO tablespace in each PDB, then restart the CDB instance.
C. Open the CDB instance in upgrade mode. In CDB$ROOT, execute ALTER DATABASE LOCAL UNDO ON, and then restart the CDB instance.
D. Open the CDB instance in restricted mode. In CDB$ROOT, drop the UNDO tablespace. Execute ALTER DATABASE LOCAL UNDO ON in each PDB, and then restart the CDB instance.
E. Open the CDB instance in upgrade mode. In each PDB, execute ALTER DATABASE LOCAL UNDO ON, create an UNDO tablespace, and then restart the CDB instance.

Answer: B

NEW QUESTION # 116
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