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Oracle 1Z0-083 Exam Syllabus Topics:

SectionWeightObjectives
Performance Management and Tuning20%- Memory and Resource Management
  • 1. Configure SGA and PGA
    • 2. Manage Automatic Memory Management
      - SQL Tuning
      • 1. Optimize SQL execution plans
        • 2. Use SQL Tuning Advisor and SQL Access Advisor
          - Database Performance Monitoring
          • 1. Identify and resolve bottlenecks
            • 2. Use AWR, ADDM, and ASH for analysis
              Backup and Recovery30%- Advanced Recovery Scenarios
              • 1. Perform point-in-time recovery
                • 2. Recover from critical data file or control file loss
                  - RMAN Configuration and Operations
                  • 1. Configure RMAN settings and channels
                    • 2. Restore and recover databases, CDBs, and PDBs
                      • 3. Perform full, incremental, and archival backups
                        - Flashback Technologies
                        • 1. Recover from logical corruptions
                          • 2. Use Flashback in multitenant architecture
                            • 3. Implement Flashback Database, Table, and Transaction
                              High Availability and Security15%- Database Security
                              • 1. Manage encryption and data protection
                                • 2. Implement auditing and access controls
                                  - Patching and Upgrades
                                  • 1. Use AutoUpgrade utility
                                    • 2. Apply patches and perform database upgrades
                                      - Data Guard Configuration
                                      • 1. Set up physical and standby databases
                                        • 2. Perform switchover and failover operations
                                          Managing Multitenant Architecture35%- 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
                                                - 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

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

                                                          NEW QUESTION # 264
                                                          Choose three. Which are three of the steps taken by Database Configuration Assistant (DBCA) to clone a remote pluggable database (PDB) starting from Oracle 19c?

                                                          Answer: A,E,G


                                                          NEW QUESTION # 265
                                                          You must transport the UNIVERSITYtablespace from one database to another.
                                                          The UNIVERSITYtablespace is currently open read/write.
                                                          The source and destination platforms have different endian formats.
                                                          Examine this list of actions:
                                                          1. Make the UNIVERSITY tablespace read-only on the source system.
                                                          2. Export the UNIVERSITYtablespace metadata using EXPDP.
                                                          3. Convert the UNIVERSITYtablespace data fies to the destination platform format using RMAN on the source system.
                                                          4. Copy the UNIVERSITYtablespace data files to the destination system.
                                                          5. Copy the Data Pump dump set to the destination system.
                                                          6. Convert the UNIVERSITYtablespace data files to the destination platform format using RMAN on the destination system.
                                                          7. Import the UNIVERSITYtablespace metadata using IMPDP.
                                                          8. Make the UNIVERSITY tablespace read/write on the destination system.
                                                          Which is the minimum number of actions required, in the correct order, to transport the UNIVERSITYtablespace?

                                                          Answer: E

                                                          Explanation:
                                                          A - is not correct because the endinaess are different so either 3 or 6 is needed B - is not correct because step 5 is missing but the trasport of the dump on the target is mandatory accoridng to :
                                                          https://docs.oracle.com/en/database/oracle/oracle-database/12.2/admin/transporting- data.html#GUID-CEDFBF9B-3A3B-43D4-9FF2-84EA2537BA8C C - is the correct answer D- not correct because it containes both 3 and 6 E - is not correct beacuse they missed step 1 of setting the tbs read-only


                                                          NEW QUESTION # 266
                                                          A container database (CDB) contains two pluggable databases PDB1 and PDB2.
                                                          The LOCAL_UNDO_ENABLED database property is set to FALSE in the CDB. Data file 24 of PDB2 was deleted and you need to restore and recover it.
                                                          The only RMAN backup that exists was created with the BACKUP DATABASE command while connected to CDB$ROOT.
                                                          Which three are true? (Choose three.)

                                                          Answer: B,E,F


                                                          NEW QUESTION # 267
                                                          You plan to install Oracle Grid Infrastructure for a Standalone Server and Oracle Database for the first time on a server. Examine this command and its outcome: Which two are true? (Choose two.)

                                                          Answer: C,D


                                                          NEW QUESTION # 268
                                                          Choose the best answer. On the 10th of August, you implement an incremental database backup strategy and configure a recovery window of five days. Level 0 backups are taken on the 10th, 17th, and 24th of August. Differential level 1 incremental backups are taken daily between the level 0 backups. Today is the 26th of August. Which backups will be obsolete?

                                                          Answer: E


                                                          NEW QUESTION # 269
                                                          ......

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