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Oracle 1Z0-083 Exam Syllabus Topics:

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

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Quiz 1Z0-083 - Oracle Database Administration II –High-quality Test Certification Cost

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Oracle Database Administration II Sample Questions (Q89-Q94):

NEW QUESTION # 89
Which three are true about Automatic Workload Repository (AWR)? (Choose three.)

A. Its collection level is determined by the value of the STATISTICS_LEVEL database parameter.
B. By default, AWR snapshots are retained for 7 days.
C. The taking of AWR snapshots can be disabled.
D. By default, AWR snapshots are taken every 60 minutes.
E. AWR data is stored in the SYSTEM tablespace.

Answer: A,C,D

Explanation:
Reference:
https://docs.oracle.com/cd/B28359_01/server.111/b28320/initparams240.htm#REFRN10214

NEW QUESTION # 90
Which two are facets of performance planning that should always be considered or implemented for an Oracle Database environment?

A. defining foreign keys for all tables to speed up joins
B. defining primary keys for all tables to speed up all queries
C. the physical data model
D. using check constraints to speed up updates
E. the configuration of storage arrays

Answer: A,C

NEW QUESTION # 91
Which two are true about poorly performing SQL statements and their tuning in Oracle database instances? (Choose two.)

A. SQL statements performing many physical I/Os can always have their performance improved by creating indexes.
B. SQL statements doing only logical reads never require tuning because they do no physical I/O.
C. The solution that best optimizes one SQL statement can degrade the performance of others.
D. Poorly performing SQL statements can be tuned automatically by the Oracle server.
E. SQL statements doing joins always do more physical I/O than single table queries.

Answer: C,D

Explanation:
https://docs.oracle.com/cd/B28359_01/server.111/b28274/sql_tune.htm#PFGRF028

NEW QUESTION # 92
Which two are true about Rapid Home Provisioning (RHP), which has been available since Orcale 18c? (Choose two.)

A. It is an Oracle Database service
B. It can be used to provision applications.
C. It can be used to provision middleware.
D. It cannot be used to upgrade Oracle Database homes.
E. It can be used to patch Grid Infrastructure homes containing Oracle Restart.

Answer: B,C

Explanation:
https://www.oracle.com/assets/rapid-home-provisioning-2405191.pdf

NEW QUESTION # 93
Which two are true about diagnosing Oracle Database failure situations using Data Recovery Advisor?
(Choose two.)

A. The Data Recovery Advisor CHANGE FAILURE command can be used only to change failure priorities.
B. Data Recovery Advisor can be used if a database is closed.
C. Data Recovery Advisor can proactively check for failures.
D. A failure can be closed only when it has been repaired.
E. Using the Data Recovery Advisor LIST FAILURE command always requires that the database for which failures are to be listed is in MOUNT state.

Answer: A,C

NEW QUESTION # 94
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