Step-by-Step Guide to Azure DevOps Engineer Expert (AZ-400) Exam

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Introduction

The Azure DevOps Engineer Expert (AZ-400) certification is one of the most sought-after certifications in the DevOps space. With companies increasingly adopting cloud platforms like Azure, the need for professionals skilled in DevOps practices is growing rapidly. This certification ensures you have the right skills to implement continuous integration, delivery, and feedback cycles using Azure tools.This guide will dive into everything you need to know about the AZ-400 certification, including its prerequisites, preparation strategies, skills gained, and how it will benefit your career.


What is Azure DevOps Engineer Expert (AZ-400)?

The Azure DevOps Engineer Expert (AZ-400) is an advanced-level certification exam offered by Microsoft, aimed at professionals who are responsible for bridging the gap between development and operations teams. This role requires expertise in applying DevOps practices, including automation, collaboration, and continuous improvement to achieve faster development cycles. The exam tests your ability to plan, implement, and monitor Azure DevOps solutions. By passing the exam, you’ll demonstrate your ability to manage source code, implement continuous delivery (CI/CD) pipelines, manage security, and perform automated testing within Azure environments.


Who Should Take Azure DevOps Engineer Expert (AZ-400)?

This certification is aimed at individuals already working in or aspiring to work in roles related to DevOps or cloud engineering. Here’s a more detailed breakdown:

  • DevOps Engineers: If you’re currently working as a DevOps Engineer and looking to formalize your expertise, this certification will demonstrate your proficiency in automating processes, building CI/CD pipelines, and managing the full lifecycle of application development on Azure.
  • Cloud Engineers: If you already have experience with cloud infrastructure and management (such as using Azure), this certification will help solidify your skills in integrating DevOps processes into cloud platforms.
  • Platform Engineers: This certification is also beneficial for platform engineers who focus on automating and scaling cloud infrastructure. It will help you gain hands-on experience with Azure’s advanced DevOps tools and practices.
  • Engineering Managers: If you’re leading a team, understanding DevOps processes in-depth will help you guide your team effectively, ensuring your projects follow best practices in automation, deployment, and security.

If you’re comfortable with Azure services and DevOps tools but want to deepen your expertise in managing and automating application lifecycle management, this certification is the next logical step.


Skills You’ll Gain

By earning the AZ-400 certification, you will learn essential skills that help in improving the efficiency and reliability of cloud-based software delivery. Here’s a more detailed list of the skills you will gain:

  1. CI/CD Pipelines: You’ll gain the skills to build end-to-end continuous integration and continuous delivery (CI/CD) pipelines, ensuring that code moves efficiently from development to production.
  2. Automation: Learn how to automate processes using Azure DevOps Services, reducing human errors and speeding up development workflows.
  3. Version Control: Master the use of Git and Azure Repos for source code management, ensuring version control is handled seamlessly across your team.
  4. Infrastructure as Code: You’ll gain proficiency in defining and deploying cloud infrastructure using Azure Resource Manager (ARM) templates, and infrastructure as code tools like Terraform.
  5. Security Practices: Learn how to integrate security into the DevOps pipeline, including secrets management, role-based access control (RBAC), and secure software development practices.
  6. Monitoring and Logging: Implement Azure Monitor and Log Analytics to capture data about your application’s performance, uptime, and issues, enabling you to respond to problems before they impact your users.

Real-World Projects You’ll Be Able to Do After It

After earning the AZ-400 certification, you will be able to tackle complex DevOps projects. Here are some real-world tasks you’ll be equipped to handle:

  • Automating End-to-End CI/CD Pipelines: You’ll be able to build and configure automated pipelines for building, testing, and deploying applications in Azure. This involves setting up Azure Pipelines and managing their configurations.
  • Integrating Azure DevOps with Other Tools: Learn how to integrate Azure DevOps with third-party tools such as GitHub, Jenkins, or Kubernetes for managing containers and automating deployment to various environments.
  • Implementing Continuous Testing: Set up automated testing as part of your CI/CD pipelines to ensure that code is automatically tested before deployment.
  • Managing Infrastructure with Code: Define and deploy infrastructure as code (IaC) using Azure Resource Manager (ARM) templates or tools like Terraform, making infrastructure management repeatable and consistent.
  • Security and Compliance Management: Integrate security practices into the DevOps pipeline, ensuring that your environment adheres to compliance standards.

Preparation Plan

7–14 Days Preparation Plan

This plan is best for individuals who have experience with Azure DevOps but need to prepare quickly for the exam.

  • Day 1-3: Get familiar with the exam objectives and review the official exam guide. Focus on the basics of Azure DevOps, such as version control (Git), CI/CD, and pipeline creation.
  • Day 4-7: Start creating simple CI/CD pipelines using Azure DevOps. Familiarize yourself with source code management, build pipelines, and deployment tasks.
  • Day 8-14: Deepen your knowledge by focusing on monitoring, security, and automating infrastructure using ARM templates.

30 Days Preparation Plan

This plan is ideal for those who can dedicate more time but still want a structured path:

  • Week 1-2: Learn in-depth about continuous integration and continuous delivery (CI/CD) pipelines. Use Azure DevOps Labs to practice your skills in real-world scenarios.
  • Week 3: Study infrastructure as code (IaC) and implement automation using ARM templates, and focus on security practices such as RBAC, Key Vault, and pipeline security.
  • Week 4: Learn about Azure Monitor, Application Insights, and other monitoring tools that are integral to DevOps. Take mock exams and review exam objectives.

60 Days Preparation Plan

For those who need an extensive preparation plan or are new to Azure DevOps:

  • Week 1-2: Start by reviewing all exam objectives and work on setting up personal projects in Azure DevOps. Focus on building basic CI/CD pipelines and automation tasks.
  • Week 3-4: Delve deeper into security, monitoring, and managing cloud infrastructure with Azure. Work through real-world scenarios to reinforce your skills.
  • Week 5-8: Focus on integrating DevOps practices with other Azure services like Azure Kubernetes Service (AKS), and work on enhancing your infrastructure using code (IaC).
  • Final Week: Take practice exams, review the material thoroughly, and test your skills with hands-on labs.

Common Mistakes to Avoid

When preparing for the AZ-400 exam, here are some common pitfalls to avoid:

  • Not Hands-On Enough: The exam is heavily practical, so it’s crucial to work on hands-on projects rather than just reading theoretical materials.
  • Ignoring Security: Security is integrated into the DevOps pipeline and is essential for the certification exam.
  • Skipping Monitoring: Azure provides powerful monitoring tools that you need to understand well. Skipping this topic can be a mistake as real-time feedback is critical in DevOps.
  • Not Using the Right Tools: Make sure you’re familiar with Azure DevOps tools and their integrations with other tools (like GitHub or Jenkins) as the exam tests your knowledge of the entire toolchain.

Best Next Certification After This

After obtaining the Azure DevOps Engineer Expert (AZ-400) certification, consider taking the following certifications to continue your career progression:

  • Azure Solutions Architect Expert (AZ-303, AZ-304): These certifications are for those looking to design and implement Azure solutions at a higher level.
  • Certified Kubernetes Administrator (CKA): Kubernetes is essential for container orchestration, which is a crucial part of modern DevOps pipelines. If you want to take your DevOps skills further, this certification can complement the AZ-400.
  • DevOps Leadership Certifications: For those moving into leadership positions, certifications in leadership-focused DevOps can help you guide teams in achieving organizational goals.

Choose Your Path: Career Growth After Azure DevOps Engineer Expert (AZ-400)

After earning the AZ-400 certification, you can explore several career paths. Below are six potential roles you can pursue:

1. DevOps Engineer

DevOps Engineers focus on automating workflows and managing the end-to-end lifecycle of software delivery. This role emphasizes continuous integration (CI) and continuous delivery (CD) pipelines.

Skills: CI/CD, automation, infrastructure as code (IaC)

2. DevSecOps Engineer

A DevSecOps Engineer integrates security into the DevOps pipeline, ensuring secure and compliant software development.

Skills: Security automation, compliance, secret management

3. Site Reliability Engineer (SRE)

SREs ensure the reliability, availability, and performance of services. They focus on automating operations and improving system reliability.

Skills: Monitoring, incident management, performance optimization

4. AIOps/MLOps Engineer

AIOps and MLOps professionals use AI/ML to automate IT operations, improve decision-making, and detect anomalies in real-time.

Skills: Machine learning, AI-driven automation, monitoring

5. DataOps Engineer

DataOps Engineers apply DevOps principles to data engineering, automating data pipelines and ensuring data quality across systems.

Skills: Data pipeline automation, Azure Data Factory, Databricks

6. FinOps Practitioner

FinOps focuses on optimizing cloud costs and improving financial transparency for cloud usage.

Skills: Cloud financial management, budgeting, cost optimization


Role → Recommended Certifications Mapping

RoleRecommended Certifications
DevOps EngineerAZ-400, Docker Certified Associate, CKA
SREAZ-400, Google Cloud Professional DevOps Engineer
Platform EngineerAZ-400, AWS Certified DevOps Engineer
Cloud EngineerAZ-104, AZ-400, AWS Solutions Architect
Security EngineerAZ-500, AZ-400
Data EngineerDP-200, DP-201, AZ-400
FinOps PractitionerAZ-400, FinOps Certified Professional
Engineering ManagerAZ-400, AWS Certified DevOps Engineer, PMP

Comparison Table: Azure DevOps Engineer Expert (AZ-400) vs Other Certifications

CertificationTrackLevelPrerequisitesSkills CoveredRecommended Order
Azure DevOps Engineer Expert (AZ-400)DevOpsExpertAzure fundamentals (recommended)CI/CD pipelines, version control, security, monitoring, cloud infrastructure, automation, and scalabilityAZ-104 (Azure Administrator) or equivalent
AWS Certified DevOps Engineer – ProfessionalDevOpsProfessionalAWS Certified Developer – Associate or SysOps Administrator – AssociateContinuous integration and delivery (CI/CD), monitoring, security, automation in AWS cloud environmentsAWS Certified Developer – Associate
Certified Kubernetes Administrator (CKA)Containerization, DevOpsProfessionalBasic knowledge of Kubernetes, Docker, and LinuxKubernetes management, container orchestration, deployment, and troubleshooting in KubernetesNone (but experience with containers is useful)
Google Cloud Professional DevOps EngineerDevOps, CloudProfessionalGoogle Cloud Associate Cloud Engineer (recommended)CI/CD pipelines, cloud automation, monitoring, logging, and incident response using Google CloudGoogle Cloud Associate Cloud Engineer
Docker Certified AssociateContainerizationAssociateBasic knowledge of Docker and containersDocker basics, container orchestration, image creation, networking, security, and Docker ComposeNone
Certified Jenkins EngineerCI/CD, DevOpsAssociateNoneJenkins setup, configuration, pipeline creation, and security best practices for Jenkins-based CI/CD pipelinesNone

FAQs

  1. What is the difficulty level of the Azure DevOps Engineer Expert (AZ-400) exam?
    • The exam is moderately difficult, requiring both theoretical knowledge and practical experience with Azure tools.
  2. How much time is required to prepare for the exam?
    • The preparation time can range from 30 to 60 days, depending on your prior experience with Azure and DevOps.
  3. What is the cost of the exam?
    • The exam typically costs around $165 USD.
  4. Do I need to know programming to take the exam?
    • While not mandatory, familiarity with scripting and automation tools (such as PowerShell or Azure CLI) can be beneficial.
  5. What is the format of the exam?
    • The exam consists of multiple-choice questions, case studies, and practical exercises.
  6. Can I take the exam online?
    • Yes, the AZ-400 exam can be taken online through a proctored environment.
  7. What is the passing score for AZ-400?
    • A passing score of 700 out of 1000 is typically required to pass the exam.
  8. Are there any prerequisites for the AZ-400 exam?
    • While not required, prior experience with Azure and foundational DevOps knowledge are highly recommended.

Top Institutions Offering Training for Azure DevOps Engineer Expert (AZ-400)

  • DevOpsSchool: Offers online and classroom training with practical labs and hands-on exercises tailored to the AZ-400.
  • Cotocus: Provides expert-led certification training focused on DevOps tools and Azure cloud services.
  • ScmGalaxy: Known for their detailed DevOps programs, offering flexible schedules and hands-on Azure DevOps training.
  • BestDevOps: Provides comprehensive training materials and certifications with a focus on Azure DevOps services.
  • DevSecOpsSchool: Specializes in integrating security into Azure DevOps practices and covers secure development pipelines.
  • SRESchool: Focuses on Site Reliability Engineering and offers hands-on courses related to Azure DevOps.
  • AIOpsSchool: Specializes in using AI for operational automation in DevOps processes with Azure.
  • DataOpsSchool: Focused on DataOps practices using Azure DevOps services.
  • FinOpsSchool: Offers training for financial operations in cloud platforms, including Azure DevOps.

1. What is the difficulty level of the AZ-400 exam?

The AZ-400 exam is considered moderately difficult. It requires a strong understanding of DevOps principles, Azure tools, and the ability to manage and implement DevOps practices effectively using Azure DevOps services.

2. How much time should I spend preparing for the AZ-400 exam?

On average, you should spend 30 to 60 days preparing for the AZ-400 exam. This can vary depending on your prior knowledge and hands-on experience with Azure and DevOps practices.

3. What are the prerequisites for the AZ-400 exam?

It is recommended to have prior experience with Azure and a basic understanding of DevOps concepts. The AZ-104 (Azure Administrator) certification is often considered a strong foundation before attempting the AZ-400.

4. How long is the AZ-400 exam?

The AZ-400 exam is 150 minutes long. It typically includes multiple-choice questions, case studies, and practical scenario-based questions.

5. How much does the AZ-400 exam cost?

The exam costs approximately $165 USD. Pricing may vary based on your region, so it is advisable to check the official Microsoft certification website for the most accurate pricing.

6. What is the passing score for the AZ-400 exam?

The passing score for the AZ-400 exam is typically 700 out of 1000. While the exact score requirements can change, scoring above 700 is generally accepted as passing.

7. Can I retake the AZ-400 exam if I fail?

Yes, you can retake the exam. If you fail the first attempt, you must wait 24 hours before retaking the exam. After the second failure, there is a mandatory 14-day waiting period before the third attempt.

8. What study materials are recommended for the AZ-400 exam?

Microsoft provides official study resources, including the Microsoft Learn platform, which offers free online learning paths. In addition, you can refer to books like Exam Ref AZ-400: Microsoft Azure DevOps Solutions and practice tests to improve your chances of success.

9. What skills are tested in the AZ-400 exam?

The AZ-400 exam covers various skills such as:

  • Implementing Continuous Integration (CI) and Continuous Delivery (CD).
  • Managing source control.
  • Managing Azure DevOps pipelines.
  • Automating infrastructure deployment using Infrastructure as Code (IaC).
  • Implementing security practices in DevOps.

10. How can I get hands-on experience for the AZ-400 exam?

You can gain hands-on experience by working on real-world projects, setting up and managing CI/CD pipelines in Azure DevOps, and using Azure DevOps tools such as Repos, Pipelines, and Boards. Microsoft offers free trials for Azure, allowing you to practice in a live environment.

11. How do I register for the AZ-400 exam?

You can register for the AZ-400 exam via the Microsoft certification portal. You’ll need to create a Microsoft account, select the exam, and choose a testing option (online or in-person).

12. What are the best next certifications to take after the AZ-400?

After completing the AZ-400 certification, consider the following options:

  • Same Track: Microsoft Certified: Azure Solutions Architect Expert (AZ-303, AZ-304).
  • Cross-Track: Microsoft Certified: Azure Security Engineer Associate (AZ-500).
  • Leadership: Certified Kubernetes Administrator (CKA) or Certified Cloud Security Professional (CCSP).

Conclusion

The Azure DevOps Engineer Expert (AZ-400) certification is a significant milestone for anyone looking to specialize in DevOps practices on the Azure platform. By obtaining this certification, you’ll gain valuable skills in automating software delivery, managing cloud infrastructure, and ensuring the security and performance of applications. Whether you are a DevOps Engineer, Cloud Engineer, or Engineering Manager, this certification will enhance your professional skills and open new career opportunities in the rapidly growing field of cloud and DevOps.Preparing for the AZ-400 exam requires a balanced approach that combines theoretical knowledge and hands-on practice. By following the recommended preparation plans, avoiding common mistakes, and gaining real-world experience with Azure DevOps tools, you will be well on your way to success.