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Oracle 1Z0-083 Exam Syllabus Topics:

Section	Weight	Objectives
Topic 1: Backup and Recovery	30%	- RMAN Configuration and Operations 1. Perform full, incremental, and archival backups 2. Restore and recover databases, CDBs, and PDBs 3. Configure RMAN settings and channels - Flashback Technologies 1. Use Flashback in multitenant architecture 2. Recover from logical corruptions 3. Implement Flashback Database, Table, and Transaction - Advanced Recovery Scenarios 1. Perform point-in-time recovery 2. Recover from critical data file or control file loss
Topic 2: Managing Multitenant Architecture	35%	- PDB Lifecycle and Operations 1. Start, stop, open, and close PDBs 2. Manage PDB snapshots and refreshable clones 3. Clone, unplug, plug, and relocate PDBs - Upgrading and Transporting 1. Upgrade CDB and PDB environments 2. Transport data between multitenant environments - CDB and PDB Creation and Configuration 1. Use Oracle Resource Manager for multitenant resource management 2. Manage application containers and PDBs 3. Create and configure CDBs and PDBs
Topic 3: Performance Management and Tuning	20%	- Memory and Resource Management 1. Configure SGA and PGA 2. Manage Automatic Memory Management - SQL Tuning 1. Optimize SQL execution plans 2. Use SQL Tuning Advisor and SQL Access Advisor - Database Performance Monitoring 1. Use AWR, ADDM, and ASH for analysis 2. Identify and resolve bottlenecks
Topic 4: High Availability and Security	15%	- Data Guard Configuration 1. Set up physical and standby databases 2. Perform switchover and failover operations - Patching and Upgrades 1. Use AutoUpgrade utility 2. Apply patches and perform database upgrades - Database Security 1. Implement auditing and access controls 2. Manage encryption and data protection

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Oracle Database Administration II Sample Questions (Q13-Q18):

NEW QUESTION # 13
Choose the best answer. Examine this configuration: 1. CDB1 is a container database. 2. DEFAULT_SHARING is METADATA.
3. APP_ROOT is an application root contained in CDB1. 4. APP_PDB1 is an application PDB contained in APP_ROOT. 5. COMPANYAPP is an application contained in APP_ROOT. 6. EMP is a common table created in APP_ROOT and all its application PDBs, created when version 1.0 of COMPANYAPP was installed. You execute these commands: $ sqlplus sys/ orac1e@localhost:1521/cdb1 as sysdba SQL> ALTER SYSTEM SET DEFAULT_SHARING=DATA; System altered. SQL> ALTER SESSION SET CONTAINER=app_root; Session altered. SQL> ALTER PLUGGABLE DATABASE APPLICATION companyapp BEGIN UPGRADE '1.0' TO '2.0'; pluggable database altered. SQL> ALTER TABLE emp ADD (sal NUMBER NOT NULL) ; Table altered. SQL> ALTER PLUGGABLE DATABASE APPLICATION companyapp END UPGRADE TO '2.0'; Pluggable database altered. SQL> ALTER SESSION SET CONTAINER=app_pdb1; Session altered. SQL> DESC emp; Name Null? Type --------------------------------------------------------------ENO NUMBER ENAME VARCHAR2 (20) SQL> SELECT * FROM emp; ENO ENAME ---------------------------------100 Alan 200 Ben SQL> ALTER PLUGGABLE DATABASE APPLICATION companyapp SYNC; What will be the outcome and why?

A. It will return an error because EMP.SAL is empty in APP_ROOT.
B. SAL will be added to APP_PDB1.EMP, with NULLs in columns of existing rows.
C. It will return an error because the SYNC operation is not allowed when constraints are added to common objects.
D. It will return an error because EMP is not empty in APP_ROOT.
E. SAL will be added to APP_PDB1.EMP, with 0 in columns of existing rows.

Answer: D

NEW QUESTION # 14
Examine this configuration:
1. CDB1is a container database.
2. PDB1and PDB2 are pluggable databases in CDB1.
You execute these commands successfully:

Which two are true? (Choose two.)

A. Redo logs are opened.
B. CDB$ROOT is in MOUNT state.
C. PDB$SEED is in READ ONLY state.
D. PDB1 and PDB2 are in MOUNT state.
E. PDB1 and PDB2 are in READ ONLY state.

Answer: B,D

Explanation:
When a CDB is mounted, the CBD root is mounted, which means that the control files are opened, as well as the PDBs.

NEW QUESTION # 15
Which two are true about Oracle Grid Infrastructure for a Standalone Server?

A. It allows Oracle Restart binaries to be installed without installing ASM.
B. It must be installed after Oracle Database software is installed.
C. Oracle Restart can attempt to restart a failed ASM instance automatically.
D. It must be installed before Oracle Database software is installed.
E. It allows ASM binaries to be installed without installing Oracle Restart.
F. Oracle Restart can be used without using ASM for databases.

Answer: C,F

NEW QUESTION # 16
Which three are true about using Database Resource Manager in an Oracle multitenant environment?

A. A CDB-level resource plan is mandatory when using PDB-level resource plans.
B. A PDB-level resource plan can limit session PGA memory.
C. A CDB-level resource plan can limit PDB CPU utilization
D. A CDB-level resource plan can limit PDB UNDO use.
E. A CDB-level resource plan can limit session CPU utilization.
F. PDB-level resource plans can limit uncommitted UNDO per consumer group.

Answer: B,C,E

NEW QUESTION # 17
Choose two. Which two are true about backup set compression using RMAN default compression?

A. Unused blocks below the high water mark are backed up.
B. Compression can be done only for locally managed tablespaces.
C. Binary compression adds CPU overhead to backup operations.
D. Compressed backups can be written only to media.
E. Compressed backups cannot have a section size defined.

Answer: B,C

NEW QUESTION # 18
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