AZ-400: DevOps Engineer Expert
The Expert-level DevOps cert. Azure Pipelines, GitHub Actions, IaC, deployment strategies, and monitoring.
$79 practice exams are gatekeeping. Mine are $9 because it should be. Written by someone who works in cloud and AI at Microsoft NZ — for people like us.
I just passed with a 777 (Yes, Seriously). This video helped me tremendously.
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Bonus: the 25-module study guide is included free. See study guide →
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Official Exam Details
| Duration | 120 minutes |
| Questions | 40–60 |
| Passing Score | 700 / 1000 |
| Exam Cost | $165 USD |
| Testing Provider | Pearson VUE |
| Validity | Renew annually (free via Microsoft Learn) |
| Prerequisites | AZ-104 recommended |
| Question Types | Multiple choice, Multiple response, Drag-and-drop, Case study |
Domain Breakdown
| Domain | Questions |
|---|---|
| Design and Implement Processes and Communications | 35 |
| Design and Implement a Source Control Strategy | 35 |
| Design and Implement Build and Release Pipelines | 115 |
| Develop a Security and Compliance Plan | 35 |
| Implement an Instrumentation Strategy | 30 |
Free Study Guide
This cert includes a complete study guide with 25 modules — free forever.
Domain 1: Design and Implement Processes and Communications
Domain 2: Design and Implement a Source Control Strategy
Domain 3: Design and Implement Build and Release Pipelines
- Package Management: Feeds, Versioning & Upstream 13 min
- Testing Strategy: Quality Gates & Release Gates 13 min
- Test Implementation: Code Coverage & Pipeline Tests 12 min
- Azure Pipelines: YAML from Scratch 15 min
- GitHub Actions: Workflows from Scratch 15 min
- Pipeline Agents: Self-Hosted, Hybrid & VM Templates 12 min
- Multi-Stage Pipelines: Templates, Variables & Approvals 14 min
- Deployment Strategies: Blue-Green, Canary & Ring 14 min
- Safe Rollouts: Slots, Dependencies & Hotfix Paths 12 min
- Deployment Implementations: Containers, Scripts & Databases 12 min
- Infrastructure as Code: ARM vs Bicep vs Terraform 14 min
- IaC in Practice: Desired State & Deployment Environments 11 min
- Pipeline Maintenance: Health, Migration & Retention 12 min
Domain 4: Develop a Security and Compliance Plan
Domain 5: Implement an Instrumentation Strategy
Frequently Asked Questions
What is the passing score for the DevOps Engineer Expert exam?
The passing score for DevOps Engineer Expert (AZ-400) is 700 / 1000. Our practice exams use an 80% threshold to help you build confidence before the real test.
How long is the DevOps Engineer Expert exam?
The official DevOps Engineer Expert exam is 120 minutes long. You can simulate this time pressure using our Exam Mode, which includes a countdown timer and auto-submit.
How much does the DevOps Engineer Expert exam cost?
The DevOps Engineer Expert certification exam costs $165 USD. You can prepare with our 250-question practice exam for just $9 (1 year access) — a fraction of the real exam fee. Plus, our complete study guide is free forever.
How many questions are on the DevOps Engineer Expert exam?
The official DevOps Engineer Expert exam has 40–60 questions. Our practice bank includes 250 exam-style questions with detailed explanations covering all 5 domains.
What are the prerequisites for DevOps Engineer Expert?
Prerequisites for DevOps Engineer Expert: AZ-104 recommended. Our study materials are designed for all levels, with detailed explanations that build understanding from scratch.
How long is the DevOps Engineer Expert certification valid?
The DevOps Engineer Expert certification is valid for: Renew annually (free via Microsoft Learn). Plan your recertification early and use our practice exams to stay sharp.
Is the DevOps Engineer Expert practice exam worth it?
Yes — our 250-question practice exam includes three study modes (Study, Exam Simulation, and Flashcards with spaced repetition), detailed explanations for every answer, adaptive question selection, and progress tracking across all 5 domains. The complete study guide is free forever. 20 practice questions are free with no account needed. Full access is $9 for 1 year.
How do I prepare for the DevOps Engineer Expert certification?
Start with our free study guide to build your foundation, then use Study Mode for instant feedback and concept learning. Switch to Exam Mode for timed practice under real conditions (120 minutes, 700 / 1000 to pass). Use Flashcards with spaced repetition to retain key facts long-term. Track your readiness score across all domains.