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Oracle 1Z0-083 Dumps - Pass Oracle Database Administration II Exam in First Attempt 2026
The Oracle 1Z0-083 - Oracle Database Administration II exam is part of the Oracle Database certification path and is designed for professionals who manage Oracle database environments. It focuses on multitenant administration, backup and recovery, upgrades, security, and performance-related tasks. This exam matters because it validates practical skills that database administrators use to keep Oracle systems stable, secure, and available. Passing it demonstrates that you are ready to handle real-world Oracle Database administration responsibilities.
Exam Topics
| # | Exam Topics | Sub-Topics | Approximate Weightage (%) |
|---|---|---|---|
| 1 | Creating CDBs and Regular PDBs | DBCA-based creation, container database structure, PDB provisioning, initial configuration | 8% |
| 2 | Manage CDBs and PDBs | Open and close containers, clone and plug operations, common administration tasks | 8% |
| 3 | Backup and Duplicate | Backup planning, database duplication, recovery-ready copies, RMAN basics | 7% |
| 4 | Upgrading and Transporting CDBs and Regular PDBs | Upgrade workflow, transport methods, compatibility checks, migration steps | 7% |
| 5 | Manage Application PDBs | Application container concepts, application seed usage, application PDB lifecycle | 6% |
| 6 | Manage Security in Multitenant Databases | Privileges and roles, common and local users, security controls in CDB and PDBs | 7% |
| 7 | Recovery and Flashback | Flashback operations, recovery planning, restore points, multitenant recovery tasks | 7% |
| 8 | Backup Strategies and Terminology | Backup types, recovery goals, terminology, planning for protection | 5% |
| 9 | Restore and Recovery Concepts | Restore scenarios, media recovery concepts, backup set usage, recovery decisions | 5% |
| 10 | Using Flashback Technologies | Flashback query, flashback table, flashback database, time-based recovery | 5% |
| 11 | Duplicating a Database | Active duplication, auxiliary instance setup, duplication prerequisites, validation | 4% |
| 12 | Configuring and Using RMAN | RMAN setup, channels and catalogs, backup commands, restore commands | 8% |
| 13 | Diagnosing Failures | Failure detection, alert log review, incident analysis, troubleshooting steps | 4% |
| 14 | Performing Recovery | Complete and incomplete recovery, tablespace recovery, instance recovery | 6% |
| 15 | Transporting Data | Data pump and transport methods, file movement, cross-platform considerations | 4% |
| 16 | RMAN Troubleshooting and Tuning | Performance tuning, backup optimization, common RMAN errors, troubleshooting | 4% |
| 17 | Install Grid Infrastructure and Oracle Database | Installation workflow, prerequisites, software configuration, deployment steps | 4% |
| 18 | Patching Grid Infrastructure and Oracle Database | Patching strategy, patch application, conflict checks, validation after patching | 4% |
| 19 | Upgrading to Oracle Grid Infrastructure | Upgrade planning, prerequisite checks, upgrade execution, post-upgrade verification | 3% |
| 20 | Oracle Database 18c: New Features | Feature awareness, administrative changes, upgrade-related enhancements, usage impact | 2% |
| 21 | Creating an Oracle Database by using DBCA | DBCA templates, database creation options, configuration choices, validation | 3% |
| 22 | Oracle Restart | Service management, startup behavior, availability support, configuration basics | 2% |
| 23 | Upgrade the Oracle Database | Pre-upgrade checks, upgrade methods, compatibility planning, post-upgrade tasks | 4% |
| 24 | Install Grid Infrastructure for a Standalone Server | Standalone installation, prerequisite setup, configuration options, verification | 3% |
| 25 | Using General Overall Database Enhancements | New administrative features, improved workflows, operational changes, feature adoption | 2% |
| 26 | Using Availability Enhancements | High availability options, resiliency improvements, failover support, service continuity | 3% |
| 27 | Using Diagnosibility Enhancements | Diagnostic tools, tracing improvements, incident response, problem identification | 2% |
| 28 | Monitoring and Tuning Database Performance | Performance metrics, workload analysis, monitoring tools, tuning workflow | 5% |
| 29 | Tuning SQL Statements | SQL analysis, execution plans, indexing considerations, statement optimization | 4% |
This exam tests both conceptual understanding and practical Oracle administration skills. Candidates need to know how to work with multitenant databases, protect data with RMAN and flashback tools, manage upgrades and patching, and troubleshoot common issues. It also checks whether you can apply administration knowledge in realistic scenarios rather than just memorize definitions.
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Frequently Asked Questions
1. What is the Oracle 1Z0-083 exam for?
It is the Oracle Database Administration II exam in the Oracle Database certification path and focuses on database administration skills.
2. Is this exam difficult?
It can be challenging because it covers multitenant management, recovery, backup, upgrades, and performance topics that require practical understanding.
3. Do I need hands-on Oracle experience to pass?
Hands-on experience is very helpful because the exam is based on real administration tasks and scenario-driven knowledge.
4. Can I pass with only braindumps?
Braindumps alone are not enough for every candidate. They are best used with study and practice so you understand the concepts behind the answers.
5. Are the QA4Exam.com dumps enough, or do I need other resources?
The Exam PDF and Online Practice Test are strong preparation tools, but combining them with your own study and hands-on practice gives better results.
6. How do the QA4Exam.com materials help with first-attempt success?
They help you review real-style questions, verify answers, practice timing, and identify weak areas before the actual exam.
7. What format do the QA4Exam.com products use?
The site offers an Exam PDF with questions and answers and an Online Practice Test that simulates the exam environment.
The questions for 1Z0-083 were last updated on Jun 3, 2026.
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Examine this configuration:
1. CDB1 is a container database.
2. COMMON_USER_PREFIX is set to an empty string.
3. PDB1 is a pluggable database in CDB1.
4. APP1_ROOT is an application container in CDB1.
5. APP1_PDB1 is an application PDB in APP1_ROOT.
You execute these commands:
$ sqlplus sys/oracle@localhost:1521/cdb1 as sysdba
SQL> CREATE ROLE role1 CONTAINER=CURRENT;
What is true?
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.
Which three are true about SGA memory management in a multitenant database? (Choose three.)
consumption-for-specific-pdbs
Which three true about recovering tables using RMAN? (Choose three.)
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