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Oracle 1Z0-083 Exam Syllabus Topics:

Section	Objectives
Topic 1: Database Upgrades and Patching	- Patch Management 1. Rollback procedures 2. Apply Release Updates 3. Manage Oracle patches - Upgrade Operations 1. Post-upgrade validation 2. Database upgrade planning 3. Upgrade execution
Topic 2: Database Duplication and Migration	- Database Duplication 1. Active database duplication 2. Duplicate databases using RMAN - Transport and Migration 1. Transportable tablespaces 2. Data Pump operations
Topic 3: Performance Monitoring and Tuning	- Performance Monitoring 1. Automatic Workload Repository 2. Performance Hub 3. Automatic Database Diagnostic Monitor - Memory and Resource Optimization 1. Memory management 2. Wait event analysis 3. Resource Manager - SQL Tuning 1. SQL Tuning Advisor 2. SQL performance analysis 3. SQL execution plans
Topic 4: Security in Multitenant Databases	- Auditing and Security 1. Unified auditing 2. Security policies - User and Privilege Management 1. Common users and local users 2. Roles and privileges
Topic 5: Backup and Recovery	- Flashback Technologies 1. Flashback Database 2. Flashback Table 3. Flashback Drop - RMAN Configuration 1. Backup databases and archived logs 2. Manage backup retention policies 3. Configure RMAN settings - Restore and Recovery 1. Perform complete recovery 2. Recover CDBs and PDBs 3. Perform incomplete recovery
Topic 6: Creating CDBs and Regular PDBs	- Configure and create a CDB 1. Manage CDB architecture 2. Create container databases 3. Configure initialization parameters - Create and manage PDBs 1. Plug and unplug PDBs 2. Create PDBs from seed databases 3. Clone pluggable databases
Topic 7: Managing CDBs and PDBs	- PDB Lifecycle Operations 1. Refreshable PDBs 2. Relocate PDBs 3. Snapshot copy PDBs - Multitenant Administration 1. Manage application containers 2. Open and close PDBs 3. Resource management

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Oracle Database Administration II Sample Questions (Q31-Q36):

NEW QUESTION # 31
Which three are true about managing memory components in an Oracle database instance? (Choose three.)

A. On Line Transaction Processing systems often use less Program Global Area than Decision Support Systems.
B. With Automatic Shared Memory Management, the database instance can increase the Program Global Area size by reducing the System Global Area size.
C. Automatic Memory Management must be used together with locking the System Global Area into physical memory.
D. With Automatic Shared Memory Management, the database instance can increase the Large Pool size by reducing the Shared Pool size.
E. With Automatic Memory Management, the database instance can increase the System Global Area size by reducing the Program Global Area size.
F. Automatically tuned and resized System Global Area components will always revert to their initial sizes after an instance restart.

Answer: A,D,E

NEW QUESTION # 32
Which three tasks can be automatically performed by the Automatic Data Optimization feature of Information lifecycle Management (ILM)?

A. Tracking the most recent read time for a table segment in a user tablespace
B. Tracking the most recent read time for a table segment in the SYSTEM tablespace
C. Tracking insert time by row for table rows
D. Tracking the most recent write time for a table segment in the SYSAUX tablespace Correct
E. Tracking the most recent write time for a table segment in a user tablespace
F. Tracking the most recent write time for a table block

Answer: A,C,E

NEW QUESTION # 33
The users tablespace consists of data files 3 and 4 and must always be online in read/write mode. Which two are true about using RMAN to perform an open database back up of this tablespace?

A. Only consistent backups can be created.
B. The database must be registered in an RMAN catalog.
C. Backups can be taken only if the database is in archivelog mode.
D. Backups must be contained in backup sets.
E. Backups can be done incrementally.
F. Backups must be done incrementally.

Answer: D,E

NEW QUESTION # 34
Which two are true about Oracle instance recovery?

A. Recovery reads redo until the end of the redo thread, smon rolls back any dead transactions, and then the database is opened.
B. Recovery begins from the last checkpoint position that was calculated by the Database Writer before instance failure.
C. Recovery begins from the last checkpoint position that was recorded in the control file by the checkpoint process (ckpt).
D. Recovery reads redo until the end of the redo thread, and then opens the database, smon then rolls back any dead transactions.
E. Recovery begins from the start of any active redo log group or the start of the current log group if no other group is active.
F. Recovery begins from the beginning of the current redo log group.

Answer: C,E

NEW QUESTION # 35
Which statement correctly describes the SQL profiling performed by the SQL Tuning Advisor?

A. It is a set of recommendations by the optimizer to change the access methods used.
B. It is auxiliary information collected by the optimizer for a SQL statement to help use better joins orders.
C. It is auxiliary information collected by the optimizer for a SQL statement to eliminate estimation error.
D. It is a set of recommendations by the optimizer to restructure a SQL statement to avoid suboptimal execution plans.
E. It is a set of recommendations by the optimizer to create new indexes.

Answer: D

Explanation:
SQL Tuning Advisor is a mechanism for resolving problems related to suboptimally performing SQL statements.
https://docs.oracle.com/en/database/oracle/oracle-database/19/tgsql/sql-tuning- advisor.html#GUID-8E1A39CB-A491-4254-8B31-9B1DF7B52AA1

NEW QUESTION # 36
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