About the AZ-400 Exam
The AZ-400 (Azure DevOps Engineer Expert) is a Expert-level certification exam. It tests your knowledge across 5 domains: Design and Implement Processes and Communications (10-15%), Design and Implement a Source Control Strategy (10-15%), Design and Implement Build and Release Pipelines (50-55%), Develop a Security and Compliance Plan (10-15%), Implement an Instrumentation Strategy (5-10%). This study hub provides 10 topic-specific question sets, 4 cheat sheets, 3 flashcard decks, and 2 structured study plans to help you prepare comprehensively.
Azure Certification Path
Microsoft Azure certifications follow a structured progression from fundamentals through associate to expert level. Understanding where AZ-400 fits helps you plan your long-term cloud career.
AZ-900 introduces core cloud concepts, Azure services, pricing, and SLAs. No prerequisites required — ideal for career changers and non-technical roles.
AZ-104 (Administrator), AZ-204 (Developer), and AZ-500 (Security) validate hands-on skills for managing, building, and securing Azure workloads respectively.
AZ-305 (Solutions Architect) and AZ-400 (DevOps Engineer) require deep architectural knowledge and often build on associate-level prerequisites.
Why Azure Certifications Matter in 2025
Microsoft Azure powers over 95% of Fortune 500 companies. Azure certifications validate your ability to design, implement, and manage solutions on the world's second-largest cloud platform. With enterprise adoption accelerating, certified Azure professionals command premium salaries across administration, development, security, and architecture roles.
Unlike vendor-neutral certifications, Azure exams test practical skills with real Azure services — from configuring virtual networks and managing identity with Entra ID to deploying containerised applications with AKS. Each certification maps directly to job roles that organisations are actively hiring for.
Practice Questions by AZ-400 Topic
Study the Azure DevOps topics most likely to appear on AZ-400, from CI/CD pipelines and IaC to security, testing, and monitoring.
Exam Domains
The AZ-400 exam covers DevOps processes, CI/CD, source control, security, IaC, and monitoring.
Design and Implement Processes and Communications
Configure activity traceability, collaboration, and communication within development teams using Azure DevOps and GitHub.
Design and Implement a Source Control Strategy
Design and implement source control strategies including branching, merging, permissions, and repository management.
Design and Implement Build and Release Pipelines
Design and implement CI/CD pipelines including build automation, testing integration, artifact management, deployment strategies, and infrastructure as code.
Develop a Security and Compliance Plan
Design and implement strategies for managing sensitive information, security scanning, and compliance automation in DevOps pipelines.
Implement an Instrumentation Strategy
Design and implement monitoring, logging, and feedback mechanisms using Azure Monitor and Application Insights to support site reliability.
Free AZ-400 Mock Exam
Simulate the real Azure DevOps Engineer Expert exam with 50 questions, a 100-minute timer, and instant scoring with explanations.
- ✓ Realistic question format matching the AZ-400 exam
- ✓ Covers all 5 exam domains with proper weighting
- ✓ Instant scoring with domain breakdown
- ✓ Detailed explanations for every question
- ✓ Unlimited retakes to track improvement
Azure Exam Day Preparation
Before the Exam
- Review Microsoft Learn modules for AZ-400 — they map directly to exam objectives
- Complete at least two full mock exams under timed conditions
- Use the Azure free tier to gain hands-on experience with key services
During the Exam
- Azure exams use a scaled score of 100–1000; you need 700 to pass
- Flag difficult questions and revisit them — time management is critical
- Pay attention to case studies; they often appear in associate and expert exams
Cheat Sheets
Quick-reference guides for AZ-400 pipelines, IaC, containers, security scanning, and release strategies.
Flashcards
Interactive DevOps Engineer flashcards for active recall across pipelines, Git workflows, IaC, containers, and security.
Study Plans
Structured AZ-400 study plans for every timeline. Choose a 7-day crash plan or a 30-day steady plan.