1Z0-083 Exam with Accurate Oracle Database Administration II PDF Questions

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Oracle 1Z0-083 Exam Syllabus Topics:

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

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Oracle Database Administration II Sample Questions (Q264-Q269):

NEW QUESTION # 264
Which two are true about flashback features in Oracle Database 19c and later releases?

A. Flashback logs are monitored and proactively deleted when beyond the retention period definedin DB_flashback_retention_TARGET only after there is space pressure
B. Flashback logs are monitored for being older than the retention period defined in db_flashback_retention_target and can be deleted by an administrator written event trigger.
C. Flashback logs are monitored and proactively deleted when beyond the retention period definedin db_flashback_retention_target before there is space pressure.
D. Flashback logs are automatically purged when db_flashback_retention_target is set lower than the time they have already been retained.
E. Flashback logs are automatically purged whenever the value Of DB_FLASHBACK_RETENTION_TARGET is changed.

Answer: B,C

NEW QUESTION # 265
Oracle Data Redaction is active on the SCOTT.EMPtable.
You queried the table twice.
SQL> SELECT ENAME, SAL, COMM, MGR, HIREDATE FROM EMP WHERE DEPTNO=30;

SQL> SELECT ENAME, SAL, COMM, MGR, HIREDATE FROM EMP WHERE DEPTNO=30;

Which is guaranteed to be true concerning the redaction policy?

A. RANDOM redaction is active on the MGR column
B. RANDOM redaction is active on the HIREDATE column
C. PARTIAL redaction is active of the HIREDATE column.
D. FULL redaction is active on the SAL column
E. PARTIAL redaction is active on the MGR column.

Answer: B

NEW QUESTION # 266
Examine this configuration:
1. CDB1 is a container database running in ARCHIVELOG mode.
2. Multiple uncommitted transactions are running in CDB1.
3. Redo log groups 1 and 2 are INACTIVE.
4. Redo log group 3 is the CURRENT group.
All members of redo log group 3 are lost before it is archived.
Examine these possible steps:
1. SHUTDOWN ABORT
2. STARTUP NOMOUNT
3. STARTUP MOUNT
4. ALTER DATABASE MOUNT
5. RESTORE DATABSE
6. RECOVER DATABASE NOREDO
7. RECOVER DATABASE UNTIL AVAILABLE
8. RESTORE ARCHIVELOG ALL
9. ALTER DATABSE OPEN
10.ALTER DATABASE OPEB RESETLOGS
Choose the minimum required steps in the correct order to recover the database.

A. 1, 2, 5, 7, 4, 10
B. 1, 3, 5, 6, 9
C. 1, 3, 5, 7, 10
D. 1, 3, 5, 6, 10
E. 1, 3, 5, 8, 6, 10

Answer: D

NEW QUESTION # 267
Choose two. Which two are true about the Optimizer Statistics Advisor?

A. It runs automatically every night by default. E) It can be run only automatically.
B. It can recommend changes to improve the statistics gathering process.
C. It always analyzes all schemas in the database.
D. It can be run only manually.

Answer: A,B

NEW QUESTION # 268
Which two are true about a Recovery Manager (RMAN) duplication without a TARGET connection?

A. The UNDO TABLESPACE clause is always required when no connection exists to the TARGET instance.
B. The UNDO TABLESPACE clause is never required.
C. RMAN "pushes" the backups of the database to be duplicated over the network to the auxiliary instance.
D. The UNDO TABLESPACE clause is always required when no connection exists to the recovery catalog and the TARGET database is closed.
E. RMAN disk-based backups of the database to be duplicated can be used by the auxiliary instance.

Answer: D,E

NEW QUESTION # 269
......

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