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Oracle Database Administration II reliable study training & 1Z0-083 latest practice questions & Oracle Database Administration II useful learning torrent

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Oracle 1Z1-083 Certification Exam requires candidates to have a deep understanding of Oracle database architecture, SQL, and PL/SQL. Candidates should also have experience in database administration, performance tuning, and database security. 1Z0-083 Exam is designed to test candidates’ knowledge of advanced database administration concepts, such as database performance tuning, database security, and high availability solutions.

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Free PDF 2025 Oracle 1Z0-083: Oracle Database Administration II Useful Simulations Pdf

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Oracle 1Z1-083 Exam consists of 90 multiple-choice questions and has a duration of 105 minutes. 1Z0-083 exam covers a wide range of topics related to database administration, including database architecture, backup and recovery, performance tuning, security, and high availability. 1Z0-083 Exam also includes scenario-based questions that test the candidate's ability to solve real-world problems.

Oracle Database Administration II Sample Questions (Q171-Q176):

NEW QUESTION # 171
Which two are facets of performance planning that should always be considered or implemented for an Oracle Database environment? (Choose two.)

A. defining foreign keys for all tables to speed up joins
B. using check constraints to speed up updates
C. the physical data model
D. the configuration of storage arrays
E. defining primary keys for all tables to speed up all queries

Answer: D,E

NEW QUESTION # 172
In one of your databases, unified auditing is enabled and an SH.SALES table exists. You successfully execute these commands:
SQL> CREATE AUDIT POLICY sales_pol ACTIONS select on sh.sales;
SQL> AUDIT POLICY sales_pol;
Which statement is true about SALES_POL?

A. It is only enabled for user SH.
B. Only successful queries of SH.SALES are written to the audit trail.
C. Audit records are always stored in an external audit file.
D. It is enabled for all users having SELECT privilege on SH.SALES.

Answer: D

NEW QUESTION # 173
A database is configured in ARCHIVELOGmode.
Full RMAN backups are taken and no backup to trace has been taken of the control file.
A media failure has occurred.
In which two scenarios is complete recovery possible? (Choose two.)

A. after losing the SYSTEM tablespace
B. after losing all copies of the control file
C. after losing an archived log from after the most recent backup
D. after losing an archived log from before the most recent backup
E. when any archived log from, before, or after the most recent backup is corrupt.

Answer: A,D

Explanation:
If you lose any archive from after the backup, you can't do a complete recovery, so A and C are discarted, also you can't mount the database if you don't have a valid control file. (not B)

NEW QUESTION # 174
Choose the best answer You want to create a duplicate database DUP_DB from your production database PROD on the same host. The PROD database uses Automatic Storage Management (ASM) for storage. Regular backups are taken using RMAN connected to a recovery catalog. You create an auxiliary instance and want to execute the command: RMAN> DUPLICATE TARGET DATABASE TO dup_db FROM ACTIVE DATABASE; What is a prerequisite for the successful execution of this command

A. Flashback must be enabled for the PROD database.
B. The target database must be in MOUNT state.
C. A most recent backup set of the PROD database must exist.
D. RMAN must be connected to the target database instance and the auxiliary instance.

Answer: D

NEW QUESTION # 175
Which two are true about automatic block repair?

A. Automatic block repair can repair blocks with no standby database if db_block_checking = TRUE.
B. Real-Time Query must be enabled on a physical standby database for automatic block repair to be done on its primary database.
C. It is not possible for media corrupt blocks.
D. Real-Time Query must be enabled on a physical standby database for automatic block repair to be done on that physical standby database.
E. Real-Time Query must be enabled on a primary database for automatic block repair to be done on any of its physical standby databases.

Answer: C,E

NEW QUESTION # 176
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