Oracle Database Administration II Study Guide: Everything You Need to Know 2025
Your complete roadmap to passing the 1Z0-083 certification exam. This comprehensive study guide covers all 4 exam domains with detailed explanations, study tips, and practice resources.
Quick Start
Essential steps to begin your preparation
Review Exam Objectives
View all domains →Take Assessment Quiz
Free practice test →Follow Study Plan
8-week roadmap →Full Practice Exams
Start practicing →Exam Domains & Objectives
Master these 4 domains to pass the 1Z0-083 exam
Backup and Recovery
Database Performance Management
Database Security and Auditing
Database Maintenance and Space Management
8-Week Study Plan
Follow this structured plan to prepare for your Oracle Database Administration II exam
Foundation
Understand core concepts and exam objectives
Focus Areas:
- Backup and Recovery
- Database Performance Management
Deep Dive
Master advanced topics and practical applications
Focus Areas:
- Database Security and Auditing
- Database Maintenance and Space Management
Practice & Review
Take practice exams and review weak areas
Focus Areas:
Final Prep
Full practice exams and last-minute review
Focus Areas:
- Full-length practice tests
- Review all domains
Curated Study Resources
AI-curated resources with real links to help you prepare for the Oracle Database Administration II exam
Complete Study Guide for Oracle Database Administration II (1Z0-083)
The Oracle Database Administration II (1Z0-083) certification validates advanced DBA skills in Oracle Database 19c and later versions. This professional-level exam focuses on backup and recovery, performance tuning, security implementation, and database maintenance - critical competencies for production DBAs managing enterprise Oracle environments.
Who Should Take This Exam
- Database administrators with 1-2 years of Oracle DBA experience
- IT professionals who have passed the Oracle Database Administration I exam
- System administrators transitioning to Oracle DBA roles
- Database developers seeking to expand into administration
- IT professionals managing Oracle production environments
Prerequisites
- Oracle Database SQL (1Z0-071) certification recommended
- Oracle Database Administration I knowledge or certification
- Hands-on experience with Oracle Database 19c or later
- Understanding of Oracle architecture, instance management, and storage structures
- Familiarity with SQL and PL/SQL
- Basic understanding of Linux/Unix operating systems
Official Resources
Oracle Database Administration II Exam Page
Official exam information, objectives, and registration details
View ResourceOracle Database 19c Documentation Library
Complete Oracle 19c documentation including administration, backup/recovery, and performance tuning guides
View ResourceOracle Database Backup and Recovery User's Guide
Comprehensive guide to RMAN and backup/recovery strategies
View ResourceOracle Database Performance Tuning Guide
Official performance tuning methodology and techniques
View ResourceOracle Database Security Guide
Complete security implementation and auditing documentation
View ResourceOracle University Training
Official Oracle training course for database administration
View ResourceOracle Database Administrator's Guide
Core DBA tasks and database maintenance procedures
View ResourceRecommended Courses
Recommended Books
OCA Oracle Database SQL Exam Guide (Exam 1Z0-071)
by Steve O'Hearn
Foundation SQL knowledge essential for DBA work, covers Oracle Database fundamentals
View on AmazonOracle Database 12c DBA Handbook
by Bob Bryla and Kevin Loney
Comprehensive DBA reference covering all major administrative tasks (applicable to 19c)
View on AmazonOracle RMAN Pocket Reference
by Darl Kuhn, Scott Schulze
Quick reference for RMAN commands and backup/recovery procedures
View on AmazonExpert Oracle Database Architecture
by Thomas Kyte and Darl Kuhn
Deep dive into Oracle architecture essential for understanding performance and administration
View on AmazonOracle Database 12c Performance Tuning Recipes
by Sam Alapati and Darl Kuhn
Problem-solution approach to performance tuning scenarios
View on AmazonPractice & Hands-On Resources
Oracle Learning Explorer
Free Oracle certification practice environment with sample questions
View ResourceOracle Live SQL
Free cloud-based Oracle database environment for practicing SQL and PL/SQL
View ResourceOracle Cloud Free Tier
Always Free Oracle Autonomous Database for hands-on practice
View ResourceEnthuware Practice Tests
High-quality practice exams specifically for Oracle certifications
View ResourceOracle by Example (OBE) Tutorials
Step-by-step tutorials covering DBA tasks and scenarios
View ResourceCommunity & Forums
Oracle Community Forums
Official Oracle forums with active DBA discussions and expert answers
Join Communityr/oracle Subreddit
Active Reddit community for Oracle Database discussions, certification tips, and troubleshooting
Join Communityr/OracleDatabase Subreddit
Dedicated Oracle Database community with certification study resources
Join CommunityOracle-Base.com
Tim Hall's comprehensive Oracle DBA tutorials, articles, and certification guides
Join CommunityAsk TOM
Oracle experts answer technical questions about database administration and development
Join CommunityOracle-L Mailing List
Long-running mailing list with experienced Oracle DBAs sharing knowledge
Join CommunityDatabase Administrators Stack Exchange
Q&A site with extensive Oracle-tagged questions and answers
Join CommunityStudy Tips
Hands-On Practice is Critical
- Install Oracle Database 19c in a VM or use Oracle Cloud Free Tier
- Practice every RMAN command you study - reading is not enough
- Create realistic failure scenarios and practice recovery procedures
- Build a personal lab checklist covering all exam objectives
- Document your practice sessions with command outputs for review
Master RMAN Thoroughly
- RMAN is the most heavily tested topic - allocate 30% of study time here
- Memorize common RMAN command syntax and parameters
- Understand the difference between backup types (full, incremental, differential)
- Practice recovery scenarios until they become second nature
- Know retention policies, obsolete backups, and backup optimization
- Understand Fast Recovery Area configuration and management
Performance Tuning Focus Areas
- Learn to read and interpret AWR reports - exam includes report excerpts
- Understand wait events and what they indicate (db file sequential read, etc.)
- Know memory components (SGA, PGA) and automatic memory management
- Practice using SQL Tuning Advisor and understanding its recommendations
- Study SQL execution plans and how to interpret them
- Understand the difference between ADDM, ASH, and AWR
Security Implementation Knowledge
- Understand Unified Auditing architecture and how it differs from traditional auditing
- Know when to use TDE for columns vs. tablespaces
- Practice creating Data Redaction policies with different redaction types
- Understand VPD implementation and use cases
- Know Database Vault realms and command rules conceptually
- Study privilege analysis and how to identify excessive privileges
Documentation Navigation
- Bookmark key Oracle 19c documentation pages for quick reference during study
- Use Oracle documentation search effectively - it's comprehensive
- Read the concepts sections, not just command syntax
- Review examples in documentation - they often mirror exam scenarios
- Oracle-Base.com provides clearer explanations for complex topics
Exam Question Strategies
- Read questions carefully - look for keywords like 'most efficient' or 'least privilege'
- Eliminate obviously wrong answers first in multiple choice questions
- Watch for scenario-based questions requiring you to identify the problem
- Some questions test your knowledge of what NOT to do
- Time management: spend 90 seconds per question maximum on first pass
- Mark difficult questions for review and move on
Common Pitfalls to Avoid
- Don't just memorize commands - understand when and why to use them
- Don't skip ASM - it's heavily tested despite seeming optional
- Don't neglect Flashback technologies - they're modern recovery tools
- Don't confuse similar features (e.g., Flashback Query vs. Flashback Table)
- Don't assume 12c knowledge is enough - study 19c-specific features
- Don't rely solely on practice tests - hands-on experience is essential
Final Week Preparation
- Take at least 2-3 full-length practice exams under timed conditions
- Review all incorrect answers and understand why you got them wrong
- Create a one-page reference sheet of critical RMAN commands
- Review exam objectives checklist and ensure you've covered everything
- Focus on weak areas identified in practice exams
- Get adequate rest - don't cram the night before
Exam Day Tips
- 1Arrive early or log in 15 minutes before online exam start time
- 2Read each question completely before looking at answers
- 3Watch for scenario questions that require identifying the root cause
- 4Pay attention to qualifiers like 'most efficient', 'best practice', 'minimum privilege'
- 5Use the mark for review feature for questions you're unsure about
- 6Manage your time: 120 minutes for 78 questions = ~92 seconds per question
- 7On first pass, answer all questions you're confident about
- 8Second pass: tackle marked questions and review if time permits
- 9Don't overthink questions - your first instinct is often correct
- 10For RMAN questions, visualize the command syntax you practiced
- 11If stuck between two answers, choose the Oracle-recommended best practice
- 12There's no penalty for guessing - answer every question
- 13Stay calm - 57% passing score means you can miss 33 questions and still pass
Study guide generated on January 7, 2026
Pro Study Tips
Expert advice to maximize your study effectiveness
Active Learning Strategies
- Hands-on practice: Apply concepts in real scenarios
- Teach others: Explain concepts to reinforce learning
- Take notes: Write summaries in your own words
Exam Day Preparation
- Get enough sleep: Rest well the night before
- Review key points: Go through your notes and cheat sheets
- Time management: Practice pacing with timed exams
Continue Your Preparation
More resources to help you succeed
Complete Oracle Database Administration II Study Guide
This comprehensive study guide will help you prepare for the 1Z0-083 certification exam offered by Oracle. Whether you are a beginner or experienced professional, this guide covers everything you need to know to pass on your first attempt.
What You Will Learn
Our study guide covers all 4 exam domains in detail:
- Backup and Recovery (30%)
- Database Performance Management (25%)
- Database Security and Auditing (25%)
- Database Maintenance and Space Management (20%)
Recommended Timeline
Most candidates need 6-8 weeks of dedicated study to pass the Oracle Database Administration II exam. We recommend studying 1-2 hours daily and taking practice exams weekly to track your progress.
Next Step: Start with our free practice test to assess your current knowledge level.