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Oracle 1Z1-083 (Oracle Database Administration II) Certification Exam is designed to test the knowledge and skills of database administrators who are responsible for managing and maintaining Oracle databases. 1Z0-083 exam is intended for professionals who have experience working with Oracle databases and are looking to advance their career by becoming certified in database administration. 1Z0-083 Exam covers a wide range of topics related to database administration, including database architecture, performance tuning, backup and recovery, security, and troubleshooting.

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Understanding functional and technical aspects of Oracle Database Administration II Exam Number: 1Z0-083

The following will be discussed in the ORACLE 1Z0-083 exam dumps:

Restore and Recovery Concepts
Using Flashback Technologies
Patching Grid Infrastructure and Oracle Database
RMAN Troubleshooting and Tuning
Performing Recovery
Creating an Oracle Database by using DBCA

Oracle 1Z0-083, also known as the Oracle Database Administration II exam, is a certification exam designed for individuals who have a strong knowledge and experience in Oracle database administration. 1Z0-083 Exam is one of the advanced-level certification exams offered by Oracle and is intended for professionals who wish to validate their skills and knowledge in managing complex Oracle database systems.

Oracle Database Administration II Sample Questions (Q167-Q172):

NEW QUESTION # 167
In a recent Automatic Workload Repository (AWR) report for your database, you notice a high number of buffer busy waits. The database consists of locally managed tablespaces with free list managed segments. On further investigation, you f ind that buffer busy waits is caused by contention on data blocks. Which option would you consider first to decrease the wait event immediately?

A. Decreasing PCTFREE
B. Increasing the number of DBWN process
C. Decreasing PCTUSED
D. Increasing db_buffer_cache based on t he V$DB_CACHE_ADVICE recommendation
E. Using Automatic Segment Space Management (ASSM)

Answer: E

NEW QUESTION # 168
Choose two. Which two statements are true when row-archival management is enabled?

A. The ORA_ARCHIVE_STATE column may only be queried by users with the DBA role set.
B. The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows.
C. The ORA_ARCHIVE_STATE column is only displayed if it is referenced in the column select list of a query
D. The ORA_ARCHIVE_STATE column is updated in an overnight maintenance job based on activity tracking.
E. The ORA_ARCHIVE_STATE column may only be updated by users with the DBA role set.

Answer: B,C

NEW QUESTION # 169
Which three are true about thresholds, metrics, and server-generated alerts? (Choose three.)

A. Cleared stateful alerts are displayed by querying DBA_ALERT_HISTORY.
B. Metrics are statistical counts for a specific unit.
C. A space usage management alert is automatically cleared after the underlying problem is resolved.
D. They are generated by SMON when a tablespace is 97% full.
E. All metrics are instance related.
F. STATISTICS_LEVEL must be set to ALL to generate alerts.

Answer: A,B,C

Explanation:
A - False. Tablespace Space Usage metris is database related
B - True. Stateful alerts appear in DBA_OUTSTANDING_ALERTS and, when cleared, go to DBA_ALERT_HISTORY C - True. Most alerts (such as "Out of space") are clared automatically when the cause of the problem disappears.
D - False. They're generated by MMON
E - True
F - False. This parameter is not required to generate alerts

NEW QUESTION # 170
A container database (CDB) contains two pluggable databases PDB1 and PDB2.
The local_undo_enabled database property is set to false in the CDB.
Data file 24 of PDB2 was deleted and you need to restore and recover it.
The only RMAN backup that exists was created with the backup database command while connected to CDB$ROOT.
Which three are true?

A. Data file 24 can be recovered only while connected to PDB2.
B. Data file 24 can be recovered while connected to PDB2.
C. Data file 24 can be restored and recovered while connected to CDB$ROOT.
D. Data file 24 can be restored only while connected to CDB$ROOT.
E. Data file 24 can be recovered while connected to CDB$ROOT.
F. Data file 24 can be restored only while connected to PDB2.

Answer: A,B,D

NEW QUESTION # 171
Examine this configuration:
1. CDB1 is a container database running in ARCHIVELOG mode.
2. Multiple uncommitted transactions are running in CDB1.
3. Redo log groups 1 and 2 are INACTIVE.
4. Redo log group 3 is the CURRENT group.
All members of redo log group 3 are lost before it is archived.
Examine these possible steps:
1. SHUTDOWN ABORT
2. STARTUP NOMOUNT
3. STARTUP MOUNT
4. ALTER DATABASE MOUNT
5. RESTORE DATABSE
6. RECOVER DATABASE NOREDO
7. RECOVER DATABASE UNTIL AVAILABLE
8. RESTORE ARCHIVELOG ALL
9. ALTER DATABSE OPEN
10.ALTER DATABASE OPEB RESETLOGS
Choose the minimum required steps in the correct order to recover the database.

A. 1, 3, 5, 6, 9
B. 1, 2, 5, 7, 4, 10
C. 1, 3, 5, 8, 6, 10
D. 1, 3, 5, 6, 10
E. 1, 3, 5, 7, 10

Answer: D

NEW QUESTION # 172
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