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Oracle 1Z0-083 Exam Syllabus Topics:

Section	Objectives
Topic 1: Performance Monitoring and Tuning	- SQL Tuning 1. SQL performance analysis 2. SQL Tuning Advisor 3. SQL execution plans - Performance Monitoring 1. Automatic Workload Repository 2. Automatic Database Diagnostic Monitor 3. Performance Hub - Memory and Resource Optimization 1. Resource Manager 2. Memory management 3. Wait event analysis
Topic 2: 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 3: 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 4: Creating CDBs and Regular PDBs	- Configure and create a CDB 1. Configure initialization parameters 2. Manage CDB architecture 3. Create container databases - Create and manage PDBs 1. Create PDBs from seed databases 2. Clone pluggable databases 3. Plug and unplug PDBs
Topic 5: 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
Topic 6: Security in Multitenant Databases	- User and Privilege Management 1. Roles and privileges 2. Common users and local users - Auditing and Security 1. Security policies 2. Unified auditing
Topic 7: Backup and Recovery	- Restore and Recovery 1. Perform incomplete recovery 2. Perform complete recovery 3. Recover CDBs and PDBs - Flashback Technologies 1. Flashback Table 2. Flashback Drop 3. Flashback Database - RMAN Configuration 1. Backup databases and archived logs 2. Configure RMAN settings 3. Manage backup retention policies

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Oracle Database Administration II Sample Questions (Q131-Q136):

NEW QUESTION # 131
Which three are true about the FLASHBACK DATABASE feature? (Choose three.)

A. A database can be flashed back using SQL*PLUS.
B. It always generates REDO and UNDO.
C. Queries and DML have the same FLASHBACK LOG overhead when flashback is enabled for a database.
D. It requires that the target database be in ARCHIVELOG mode.
E. FLASHBACK DATABASE only uses FLASHBACK LOGS to get the database to the desired flashback time.
F. FLASHBACK LOGS are archived after a log switch.

Answer: A,C,D

NEW QUESTION # 132
Choose the best answer. Examine this configuration:
1. CDB1 is an Oracle container database from an older release.
2. PDB1, PDB2, PDB3, and PDB4 are pluggable databases in CDB1. A priority list UpgrdList has these entries: 1, pdb2 2, pdb1, pdb3 You execute this command:
$ /u01/app/oracle/product/18.1.0/db_1/rdbms/admin/dbupgrade -L UpgrdList In which order will the upgrade occur?

A. CDB$ROOT, PDB$SEED, PDB2, PDB1, and PDB3
B. CDB$ROOT, PDB$SEED, PDB1, PDB3, PDB2, and PDB4
C. CDB$ROOT, PDB$SEED, PDB2, PDB1, PDB3, and PDB4
D. CDB$ROOT, PDB1, PDB2, PDB3, and PDB4
E. CDB$ROOT, PDB2, PDB1, and PDB3

Answer: C

NEW QUESTION # 133
Which two are true about creating pluggable databases (PDBs) using snapshots in Oracle 19c and later releases?

A. A PDB snapshot is always a sparse copy of the source PDB
B. A PDB snapshot depends on a storage snapshot which can be stored on any file system
C. A snapshot copy PDB can be created from a stand-alone clone PDB
D. A PDB snapshot depends on a storage snapshot which can only be stored on specific file systems
E. A snapshot copy PDB depends on a storage snapshot which can only be stored on specific file systems
F. A snapshot copy PDB depends on a storage snapshot which can be stored on any file system
G. A PDB snapshot is always a full copy of the source PDB

Answer: A,D

NEW QUESTION # 134
Your container database, CDB1, has an application container, HR_ROOT, with an application PDB, HR_PDB1.
You have the required privilege to clone HR_PDB1 to container database CDB2, which does not contain HR_ROOT.
Which two are always true? (Choose two.)

A. A common user must exist in CDB2 with the CREATE PLUGGABLE DATABASE privilege.
B. Cloning HR_ROOT automatically clones HR_PDB1.
C. All transactions in HR_PDB1 of CDB1 must commit before the cloning process starts.
D. CDB1 and CDB2 must be in shared undo mode.
E. The HR_PDB1 clone created in CDB2 will be in mount state when cloning ends.

Answer: A,B

NEW QUESTION # 135
Your container database, CDB1, is in local undo mode.
You successfully execute this command while connected to CDB1:
CREATE PLUGGABLE DATABASE pdb1
ADMIN USER pdb1_admin IDENTIFIED BY pdb123 ROLES=(CONNECT)
CREATE_FILE_DEST='/u01/app/oracle/oradata/cdb1/pdb1';
Which three are true about PDB1? (Choose three.)

A. It has the same common users defined as does CDB1.
B. It is in mount state after creation.
C. It has no local users.
D. Service PDB1 is created for remote logins to PDB1.
E. It has only local roles.
F. It has the same number of roles as CDB1.

Answer: A,C,F

NEW QUESTION # 136
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