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Oracle 1Z0-083 Exam Syllabus Topics:

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

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Oracle Database Administration II Sample Questions (Q182-Q187):

NEW QUESTION # 182
For which two requirements can you use the USER_TABLESPACE clause with the CREATE PLUGGABLE DATABASE command? (Choose two.)

A. to specify the list oftablespaces to include when creating a PDB from the CDB seed
B. to exclude all tablespaces except SYSTEM, SYSAUX, and TEMPwhen plugging in a PDB
C. to include specific user tablespaces only when relocating a PDB
D. to specify a default tablespace in a PDB cloned from another PDB in the same CDB.
E. to specify the list of user tablespaces to include when moving a non-CDB to a PDB
F. to exclude a temp tablespace when plugging in a PDB

Answer: A,F

NEW QUESTION # 183
Which three are located by using environment variables?

A. the temporary disk space used by Oracle Installer during installation
B. the location of Oracle Net Services configuration files
C. the list of a disk group names to be mounted by an Oracle Automatic Storage Management (ASM) instance at startup
D. the maximum number of database files that can be opened by a database instance
E. default directories for temporary files used by temporary tablespaces
F. the Optimal Flexible Architecture (OFA) compliant path to store Oracle software and configuration files.

Answer: A,B,F

NEW QUESTION # 184
Which two are true about Oracle Database Configuration Assistant (DBCA) templates?

A. The Data Warehouse template is most suitable when transaction response time is the key criterion.
B. Oracle DBCA templates can be used to create new databases and duplicate existing databases.
C. The General Purpose or Transaction Processing templates are most suitable when concurrency and recoverability are key criteria.
D. New templates can only be created by modifying an existing user-created template.
E. Oracle DBCA templates can store only logical structure and not database files.

Answer: B,E

NEW QUESTION # 185
Automatic Shared Memory Management is disabled for one of your database instances.
Some SQL statements perform poorly due to excessive hard parse activity, thereby degrading performance.
What would be your next step?

A. Run the Memory Advisor for the Program Global Area.
B. Run the Memory Advisor for the shared pool.
C. Run the SQL Access Advisor.
D. Run the SQL Tunning Advisor.
E. Run the Memory Advisor for the System Global Area.

Answer: B

Explanation:
https://blogs.oracle.com/oraclemagazine/using-database-advisors
The shared pool advisor provides information about the estimated parse time in the shared pool for different pool sizes, the buffer cache advisor provides information about physical reads and time for the cache size, and the PGA advisor provides information about cache hit percentage against PGA target memory size.

NEW QUESTION # 186
Which two are true about Oracle Database Configuration Assistant (DBCA)? (Choose two.)

A. It can be used to convert a non-container database to a container database.
B. It can be used to change the character set of an existing database.
C. It can be used to create container databases and non-container databases.
D. It can only be launched from the command line interface.
E. It can be launched from both the command line and the Universal Installer (OUI) interfaces.

Answer: C,E

Explanation:
An interesting aside is that Oracle have specified that, in the future, non-CDBs will not be possible. But, this option is still available in 19c - which is what this exam is based upon. From Oracle 20c onwards, it is not meant to be possible to create non-CDBs with the DBCA. (not tested, only going from documentation)

NEW QUESTION # 187
......

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