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Oracle 1Z0-083 Exam Overview:

Certification Vendor:	Oracle
Exam Name:	Oracle Database Administration II
Exam Number:	1Z0-083
Certificate Validity Period:	Does not expire (Oracle certification policy for modern credentials)
Exam Duration:	150 minutes
Exam Price:	$245 USD (may vary by region)
Passing Score:	Approximately 60-65%
Available Languages:	Japanese, Simplified Chinese, English
Exam Format:	Multiple Response, Multiple Choice
Real Exam Qty:	Around 78
Related Certifications:	Oracle Database Administrator Certified Professional (OCP)
Recommended Training:	Oracle University Learning Paths Oracle Database 19c Administration Training
Exam Registration:	Oracle Certification Registration Pearson VUE Oracle Exams
Sample Questions:	Oracle 1Z0-083 Sample Questions
Exam Way:	Proctored exam via Pearson VUE (online or test center)
Pre Condition:	Oracle recommends passing 1Z0-082 (Oracle Database Administration I) before attempting 1Z0-083 for OCP certification.
Official Syllabus URL:	https://education.oracle.com/

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The topics covered in the 1Z0-083 Exam include database backup and recovery, performance tuning and optimization, security management, and database maintenance and management. These are all critical skills for any Oracle Database administrator who wants to ensure the smooth operation of their organization's databases.

Oracle Database Administration II Sample Questions (Q86-Q91):

NEW QUESTION # 86
choose two Examine the command to duplicate a database: RMAN> DUPLICATE TARGET DATABASE TCddb PLUGGABLE DATABASE pdbl,pdb5; Which two statements are true about the DUPLICATE command?

A. A backup of PDB1 and PDB5 must exist before executing the command.
B. The SPFILE is copied along with the data files of the pluggable databases (PDBs).
C. The root and the seed database in the container database (CDB) are also duplicated.
D. An auxiliary instance must be started with the initialization parameter ENABLE_PLUGGABLE_DATABASE set to TRUE. E) The DUPLICATE command first creates a backup, and then duplicates the

Answer: C,D

Explanation:
PDBs by using the backup.

NEW QUESTION # 87
Examine this configuration:
28.CDB1is a container database.
29.COMMON_USER_PREFIXis set to an empty string.
30.PDB1is a pluggable database in CDB1.
31.APP1_ROOTis an application container in CDB1.
32.APP1_PDB1is an application PDB in APP1_ROOT.
You execute these commands:
$ sqlplus sys/oracle@localhost:1521/cdb1 as sysdba
SQL> CREATE ROLE role1 CONTAINER=CURRENT;
What is true?

A. It will return an error because creation of a local role is not allowed in CDB$ROOT.
B. ROLE1 will be created only in CDB$ROOT and APP1_ROOT.
C. It will return an error because common roles must start with C##.
D. ROLE1 will be created only in CDB$ROOT.
E. ROLE1 will be created in CDB$ROOT, PDB1, APP1_ROOT, and APP1_PDB1.

Answer: A

Explanation:
SQL> create role testrole container=current;
create role testrole container=current
* ERROR at line 1:
ORA-65049: Creation of local user or role is not allowed in this container.

NEW QUESTION # 88
Choose three. Which three are true about RMAN archival backups with the RESTORE POINT clause?

A. All archive logs are retained after an archival backup is taken, until the next archival backup is taken of the same database.
B. Use of a recovery catalog is always required to support the creation and use of archival backups. G)The ARCHIVAL attribute for a backup overrides the RMAN retention policy.
C. They are never considered obsolete by RMAN.
D. Archive logs are retained if they are necessary to allow the database to be recovered to a consistent state when an archival backup is restored.
E. The SPFILE is included in the archival backup.
F. They can optionally be written to a fast recovery area (FRA).

Answer: D,E

NEW QUESTION # 89
Which should be tuned first when doing a performance tuning exercise for an Oracle Database environment?

A. general operating system health
B. database instance memory management and sizes
C. log writer performance
D. database writer performance
E. SQL statements

Answer: E

Explanation:
Because Oracle's memory requirements vary depending on your application, you should tune memory allocation after tuning your application and your SQL statements. Allocating memory before tuning your application and your SQL statements may make it necessary to resize some Oracle memory structures to meet the needs of your modified statements and application.

NEW QUESTION # 90
You plan to install Oracle Grid Infrastructure for a Standalone Server and Oracle Database for the first time on a server.
Examine this command and its outcome:

Which two are true? (Choose two.)

A. oracle can own an Oracle Database installation but not an Oracle Grid Infrastructure installation.
B. oracle must be the owner of every Oracle Database installation.
C. oracle will be granted the SYSASM privilege when installing the Oracle Database software.
D. The user account, oracle, and group, oinstall, can be used for all Oracle software installations.
E. oracle will be an owner of the Oracle Inventory.

Answer: A,C

NEW QUESTION # 91
......

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