Book Image

Designing and Implementing Microsoft DevOps Solutions AZ-400 Exam Guide - Second Edition

By : Subhajit Chatterjee, Swapneel Deshpande, Henry Been, Maik van der Gaag
Book Image

Designing and Implementing Microsoft DevOps Solutions AZ-400 Exam Guide - Second Edition

By: Subhajit Chatterjee, Swapneel Deshpande, Henry Been, Maik van der Gaag

Overview of this book

The AZ-400 Designing and Implementing Microsoft DevOps Solutions certification helps DevOps engineers and administrators get to grips with practices such as continuous integration and continuous delivery (CI/CD), containerization, and zero downtime deployments using Azure DevOps Services. This new edition is updated with advanced topics such as site reliability engineering (SRE), continuous improvement, and planning your cloud transformation journey. The book begins with the basics of CI/CD and automated deployments, and then moves ahead to show you how to apply configuration management and Infrastructure as Code (IaC) along with managing databases in DevOps scenarios. As you make progress, you’ll explore fitting security and compliance with DevOps and find out how to instrument applications and gather metrics to understand application usage and user behavior. This book will also help you implement a container build strategy and manage Azure Kubernetes Services. Lastly, you’ll discover quick tips and tricks to confidently apply effective DevOps practices and learn to create your own Azure DevOps organization. By the end of this DevOps book, you'll have gained the knowledge needed to ensure seamless application deployments and business continuity.
Table of Contents (27 chapters)
1
Part 1 – Digital Transformation through DevOps
5
Part 2 – Getting to Continuous Delivery
9
Part 3 – Expanding Your DevOps Pipeline
15
Part 4 – Closing the Loop
18
Part 5 – Advanced Topics

Maintaining quality

The previous sections detailed various types of tests and metrics that can be used for describing the quality of an application. With these in mind, it is time to start thinking about the tools that can be used for maintaining high quality or even increasing quality.

Code reviews

One of the most powerful tools for guarding code quality is a code review. When working with Git, a pull request needs to be performed to merge the changes of a developer back into the mainline. A pull request allows one or more other developers to review all changes and comment on them. The developer that opened the pull request can review the comments and make changes accordingly, increasing the quality of the changes while they keep working.

For code reviews to work at their best, it is important not to see them as a gate that you must get your changes through with as little effort as possible. It is much more fruitful to have an open attitude based on the assumption that everyone...