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Oracle 1Z0-083 Exam Syllabus Topics:

Section	Objectives
Backup and Recovery	- RMAN Configuration 1. Backup databases and archived logs 2. Configure RMAN settings 3. Manage backup retention policies - Flashback Technologies 1. Flashback Drop 2. Flashback Database 3. Flashback Table - Restore and Recovery 1. Perform complete recovery 2. Perform incomplete recovery 3. Recover CDBs and PDBs
Database Upgrades and Patching	- Upgrade Operations 1. Database upgrade planning 2. Post-upgrade validation 3. Upgrade execution - Patch Management 1. Manage Oracle patches 2. Apply Release Updates 3. Rollback procedures
Managing CDBs and PDBs	- PDB Lifecycle Operations 1. Snapshot copy PDBs 2. Relocate PDBs 3. Refreshable PDBs - Multitenant Administration 1. Resource management 2. Manage application containers 3. Open and close PDBs
Database Duplication and Migration	- Database Duplication 1. Duplicate databases using RMAN 2. Active database duplication - Transport and Migration 1. Transportable tablespaces 2. Data Pump operations
Performance Monitoring and Tuning	- Memory and Resource Optimization 1. Memory management 2. Wait event analysis 3. Resource Manager - Performance Monitoring 1. Performance Hub 2. Automatic Workload Repository 3. Automatic Database Diagnostic Monitor - SQL Tuning 1. SQL performance analysis 2. SQL Tuning Advisor 3. SQL execution plans
Security in Multitenant Databases	- User and Privilege Management 1. Common users and local users 2. Roles and privileges - Auditing and Security 1. Security policies 2. Unified auditing
Creating CDBs and Regular PDBs	- Configure and create a CDB 1. Manage CDB architecture 2. Configure initialization parameters 3. Create container databases - Create and manage PDBs 1. Create PDBs from seed databases 2. Plug and unplug PDBs 3. Clone pluggable databases

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Oracle Database Administration II Sample Questions (Q75-Q80):

NEW QUESTION # 75
You have configured RMAN SBT channels to write backups to media.
You then take an RMAN backup by using this command:

Which three are true?

A. The data file backups in the self-contained archive backup are not considered obsolete for two years regardless of the retention policy.
B. The spfile is included in the self-contained archival backup.
C. The restore point is a label for the system change number (SCN) that will be saved two years after the archival backup was taken.
D. The restore point is a label for the system change number (SCN) before the archival backup was taken.
E. The control file is included in the self-contained archival backup.
F. All archive logs created after this backup are kept for two years.

Answer: B,E,F

NEW QUESTION # 76
Examine this configuration:

While CDB1is open,
'/u02/app/oracle/fast_recover_area/cdb1/CDB1/controlfile02.ctl' is
accidentally deleted.
To recover from this critical failure, you execute these commands:

What will be the outcome?

A. It will re-create `/u02/app/oracle/fast_recover_area/cdb1/CDB1/controlfile02.ctl'
B. It will create `/u01/app/oracle/product/12.2.0.1/db_1/dbs/ snapcf_cdb1control02.ctl'.
C. It will fail because there is no autobackup of the controlfiles.
D. It will create `$ORACLE_HOME/dbs/cdb1/CDB1/controlfile02.ctl'
E. It will create `/u01/app/oralce/oradata/CDB1/controlfile/controlfile02.ctl'.

Answer: A

NEW QUESTION # 77
Which two are true about the Oracle dataabse methodology? (Choose two.)

A. Tuning activities should stop once the user is satisfied with performance.
B. The Oracle Database time model should be used to find the database and instance areas most in need of tuning.
C. SQL statements should always be tuned before tuning any file systems.
D. The alert log should be used to find the database and instance areas most in need of tuning.
E. The database instance memory should always be tuned before tuning any file systems.
F. Tuning activities should stop once agreed service levels for performance have been met.

Answer: D,F

Explanation:
Reference:
https://flylib.com/books/en/4.322.1.9/1/

NEW QUESTION # 78
Which two are true about OS groups and users for Oracle Grid Infrastructure and the Oracle Relational Database Management System (RDBMS)? (Choose two.)

A. The primary group for the Oracle Grid Infrastructure and Oracle Database owners must be the Oracle Inventory group.
B. The Oracle Grid Infrastructure installation must be owned by the grid user.
C. By default, members of the OSASM group can access Automatic Storage Management and RDBMS instances.
D. The Oracle Grid Infrastructure owner must have OSOPER, OSBACKUPDBA, and OSKMDBA as secondary groups.
E. The Oracle Grid Infrastructure owner owns Oracle Restart and Oracle Automatic Storage Management binaries.
F. The same OSDBA group must be used for Automatic Storage Management and the Oracle Database.

Answer: D,F

Explanation:
Explanation/Reference: https://docs.oracle.com/database/121/CWWIN/usrgrps.htm#CWWIN-GUID-6FD3C6AE-5A99-
4C6D-85D6-868CBA6F5DAE

NEW QUESTION # 79
Which three are true about an application seed pluggable database (PDB)? (Choose three.)

A. A new application PDB created by cloning an application seed PDB can have an up-to-date version of the application installed after cloning completes.
B. It cannot be dropped from its application container.
C. It is automatically synchronized with its application root PDB when an application is upgraded.
D. A new application PDB created by cloning an application seed PDB can have an old version of the application installed after cloning completes.
E. It cannot be added to an application container after the application container has already been created.
F. It is not required in an application container.
G. It is automatically synchronized with its application root PDB when an application is installed.

Answer: A,D,F

Explanation:
https://docs.oracle.com/en/database/oracle/oracle-database/19/multi/creating-removing-application-containers-seeds-with-sql-plus.html#GUID-065649AC-18ED-4858-ACC5-36F011362A83

NEW QUESTION # 80
......

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