1Z0-083 Exam Questions Guide (2026): Oracle Database Administration II Certification Preparatio

 

1Z0-083 Exam Questions – Complete Oracle Database Administration II Exam Guide (2026)

What is the Oracle 1Z0-083 Certification?

The Oracle 1Z0-083: Oracle Database Administration II certification validates advanced database administration skills required for enterprise Oracle Database environments.

This certification is intended for:

• Oracle Database Administrators

• Database Engineers

• Oracle Cloud Professionals

• Senior DBAs

• IT Infrastructure Engineers

Passing the 1Z0-083 exam demonstrates expertise in:

• Oracle Database Backup & Recovery

• RMAN

• Oracle Data Guard

• Flashback Technologies

• Database Performance

• Multitenant Architecture

• Recovery Manager

• Oracle Enterprise Manager

Latest 1Z0-083 Exam Information (2026)

Exam Detail	Information
Exam Code	1Z0-083
Certification	Oracle Database Administration II
Question Type	Multiple Choice
Number of Questions	Approximately 60
Duration	Around 120 Minutes
Passing Score	Oracle determines the passing score and may update it periodically. Check the Oracle Certification portal before scheduling your exam.
Delivery	Pearson VUE (Online & Test Center)

Always verify the latest exam policies on Oracle's official certification website before booking your exam.

Skills Measured in the 1Z0-083 Exam

Candidates are expected to demonstrate practical knowledge in:

Backup and Recovery

• RMAN Configuration

• Incremental Backups

• Full Database Backup

• Control File Backup

• Recovery Catalog

• Restore Operations

Oracle Data Guard

Topics include:

• Physical Standby Database

• Logical Standby

• Active Data Guard

• Data Guard Broker

• Switchover

• Failover

• Fast Start Failover

Flashback Technologies

Candidates should understand:

• Flashback Database

• Flashback Query

• Flashback Table

• Flashback Transaction

• Flashback Drop

• Restore Points

Performance Monitoring

Important concepts:

• Automatic Workload Repository (AWR)

• Active Session History (ASH)

• SQL Monitoring

• SQL Tuning Advisor

• ADDM Reports

Multitenant Architecture

Learn about:

• CDB

• PDB

• Cloning PDBs

• Plug and Unplug

• Refreshable PDBs

• Local and Common Users

Sample 1Z0-083 Exam Questions

Question 1

Which RMAN command validates backup integrity without restoring the database?

A. RESTORE DATABASE

B. VALIDATE DATABASE

C. CHECK DATABASE

D. VERIFY BACKUP

Answer: B

Question 2

Which Data Guard operation exchanges the roles of the primary and standby databases without data loss?

A. Failover

B. Switchover

C. Recovery

D. Flashback

Answer: B

Question 3

Which Oracle feature allows recovery of dropped tables?

A. RMAN

B. Flashback Table

C. Recycle Bin

D. Both B and C

Answer: D

Question 4

Which Oracle utility is primarily used for backup and recovery?

A. SQL Loader

B. RMAN

C. Data Pump

D. SQL*Plus

Answer: B

Question 5

What does AWR stand for?

A. Automatic Workload Repository

B. Automatic Workload Recovery

C. Active Workload Recovery

D. Automatic Workload Reporting

Answer: A

Best Study Resources

Recommended learning resources include:

• Oracle University Courses

• Oracle Documentation

• Oracle Learning Explorer

• Oracle Hands-on Labs

• Practice Tests

• VirtualBox Oracle Database Labs

• Oracle Cloud Free Tier

Hands-on practice remains one of the most effective ways to build confidence for the exam.

Preparation Strategy

Week 1

• Database Architecture

• Multitenant Concepts

Week 2

• RMAN

• Backup & Restore

Week 3

• Data Guard

• Flashback

Week 4

• Performance Tuning

• Practice Exams

• Revision

Common Mistakes Candidates Make

Many candidates:

• Memorize answers instead of understanding concepts.

• Skip practical lab work.

• Ignore Data Guard topics.

• Spend too little time on RMAN.

• Do not review Oracle documentation.

• Take too few practice exams.

AI-Powered Study Tips (2026)

Modern AI assistants can improve your preparation when used alongside official Oracle materials:

ChatGPT

• Generate custom quizzes on RMAN, Data Guard, or Flashback.

• Explain complex Oracle concepts in simpler language.

• Simulate interview questions.

Google Gemini

• Summarize Oracle documentation.

• Compare Oracle technologies.

• Create study notes.

Claude

• Produce detailed explanations for recovery scenarios.

• Help analyze Oracle architecture.

Microsoft Copilot

• Assist with SQL scripts.

• Explain Oracle administrative commands.

Perplexity AI

• Quickly locate recent Oracle documentation and best-practice references.

Tip: Always verify AI-generated answers against Oracle's official documentation, as certification objectives and product behavior can change.

Frequently Asked Questions 

Is the 1Z0-083 exam difficult?

The exam is considered intermediate to advanced. Candidates with practical Oracle Database administration experience generally perform better than those relying solely on memorization.

Are practice questions enough to pass?

No. Practice questions help reinforce concepts, but success typically requires hands-on experience, understanding Oracle documentation, and regular review.

How many practice questions should I solve?

Aim for several hundred high-quality practice questions while reviewing the reasoning behind each answer. Focus on understanding, not memorization.

Is RMAN important in the exam?

Yes. RMAN is one of the core topics and should be thoroughly understood, including backup strategies, restore operations, validation, and recovery scenarios.

Does the exam include Oracle Data Guard?

Yes. Expect questions covering Data Guard architecture, configuration, switchover, failover, broker management, and disaster recovery concepts.

Can AI tools replace Oracle documentation?

No. AI tools are valuable study aids but should complement—not replace—Oracle's official documentation and hands-on lab practice.

What is the best preparation strategy?

A balanced approach works best:

1. Study Oracle documentation.

2. Build hands-on labs.

3. Solve practice questions.

4. Review weak areas.

5. Take timed mock exams.

Final Thoughts

The Oracle 1Z0-083 certification is an excellent credential for database professionals seeking to validate advanced administration skills. A successful preparation plan combines conceptual understanding, practical experience, and consistent practice with realistic exam-style questions.

Avoid relying on unauthorized "exam dumps." Instead, use legitimate study materials, official Oracle resources, and hands-on labs to build the knowledge required for both the certification exam and real-world Oracle Database administration.