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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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To take the Oracle 1Z0-083 Exam, candidates must have a solid understanding of database administration concepts and experience working with Oracle databases. 1Z0-083 exam is intended for database administrators, system administrators, and IT professionals who are responsible for managing and maintaining Oracle databases in their organization.

To take the Oracle 1Z0-083 exam, you must have a strong understanding of Oracle database architecture and be able to manage databases using tools such as SQL*Plus and Oracle Enterprise Manager. You should also have experience configuring and managing database instances, tablespaces, and data files. Additionally, you should be familiar with Oracle's backup and recovery processes, including performing backups, restoring data, and managing backup schedules.

Oracle Database Administration II Sample Questions (Q263-Q268):

NEW QUESTION # 263
Which two are true about poorly performing SQL statements and their tuning in Oracle database instances?
(Choose two.)

A. Poorly performing SQL statements can be tuned automatically by the Oracle server.
B. SQL statements doing joins always do more physical I/O than single table queries.
C. The solution that best optimizes one SQL statement can degrade the performance of others.
D. SQL statements doing only logical reads never require tuning because they do no physical I/O.
E. SQL statements performing many physical I/Os can always have their performance improved by creating indexes.

Answer: A,D

NEW QUESTION # 264
You execute the following piece of code with appropriate privileges: BEGIN DBMS_REDACT.ADD_POLICY ( END; object_schema object_name column_name policy_name function_type expression => 'SCOTT', => 'EMP', => 'SAL', => 'SCOTT_EMP', => DBMS_REDACT.FULL, => 'SYS_CONTEXT (''SYS_SESSION_ROLES'',''MGR'') = ''FALSE'''); END; BEGIN DBMS_REDACT.ADD_POLICY ( object_schema object_name column_name policy_name function_type expression => 'SCOTT', => 'EMP_VW', => 'SAL', => 'SCOTT_EMP_VW', => DBMS_REDACT.NONE, => 'SYS_CONTEXT (''SYS_SESSION_ROLES'',''MGR'') = ''FALSE'''); User SCOTT has been granted the CREATE SESSION privilege and the MGR role. Which two statements are true when a session logged in as SCOTT queries the SAL column in the view and the table?

A. Data is redacted for the EMP_V.SAL column only if the SCOTT session does not have the MGR role set. Correct
B. Data is redacted for the EMP_V.SAL column only if the SCOTT session has the MGR role set.
C. Data is never redacted for the EMP_VW.SAL column.
D. DataisredactedfortheEMP.SALcolumnonlyiftheSCOTTsessiondoesnothavetheMGR role set.
E. DataisredactedforEMP.SALcolumnonlyiftheSCOTTsessionhastheMGRroleset.

Answer: C,D

NEW QUESTION # 265
Choose the best answer. Your CDB has two regular PDBs as well as one application container with two application PDBs and an application seed. No changes have been made to the standard PDB $SEED. How many default temporary tablespaces can be assigned in the CDB?

A. eight
B. five
C. six
D. three
E. seven

Answer: E

NEW QUESTION # 266
Your SALES_ROOT application container has two application PDBs.
The SALES_APP application has a common table, FIN.REVENUE, in the two PDBs.
Examine this query and its output:

Which two are true? (Choose two.)

A. The REVENUE table must be a list-partitioned table.
B. The MAPTABLE tables defines a logical partition key on a commonly used column for the REVENUE table.
C. The REVENUE table partitions are not pruned across the PDBs automatically.
D. The MAPTABLE table is a metadata-linked table.
E. A container map exists for the REVENUE table, but is not enabled.
F. The CONTAINERS clause cannot be used in queries on the REVENUE table.

Answer: B,C

NEW QUESTION # 267
You must transport the UNIVERSITYtablespace from one database to another.
The UNIVERSITYtablespace is currently open read/write.
The source and destination platforms have different endian formats.
Examine this list of actions:
1. Make the UNIVERSITY tablespace read-only on the source system.
2. Export the UNIVERSITYtablespace metadata using EXPDP.
3. Convert the UNIVERSITYtablespace data fies to the destination platform format using RMANon the source system.
4. Copy the UNIVERSITYtablespace data files to the destination system.
5. Copy the Data Pump dump set to the destination system.
6. Convert the UNIVERSITYtablespace data files to the destination platform format using RMAN on the destination system.
7. Import the UNIVERSITYtablespace metadata using IMPDP.
8. Make the UNIVERSITY tablespace read/write on the destination system.
Which is the minimum number of actions required, in the correct order, to transport the UNIVERSITY tablespace?

A. 1, 2, 3, 4, 5, 6, 7, 8
B. 1, 2, 3, 4, 5, 7, 8
C. 1, 2, 4, 5, 7, 8
D. 1, 2, 4, 6, 7, 8
E. 2, 4, 5, 6, 7

Answer: D

NEW QUESTION # 268
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