Book Image

AWS Certified DevOps Engineer - Professional Certification and Beyond

By : Adam Book
Book Image

AWS Certified DevOps Engineer - Professional Certification and Beyond

By: Adam Book

Overview of this book

The AWS Certified DevOps Engineer certification is one of the highest AWS credentials, vastly recognized in cloud computing or software development industries. This book is an extensive guide to helping you strengthen your DevOps skills as you work with your AWS workloads on a day-to-day basis. You'll begin by learning how to create and deploy a workload using the AWS code suite of tools, and then move on to adding monitoring and fault tolerance to your workload. You'll explore enterprise scenarios that'll help you to understand various AWS tools and services. This book is packed with detailed explanations of essential concepts to help you get to grips with the domains needed to pass the DevOps professional exam. As you advance, you'll delve into AWS with the help of hands-on examples and practice questions to gain a holistic understanding of the services covered in the AWS DevOps professional exam. Throughout the book, you'll find real-world scenarios that you can easily incorporate in your daily activities when working with AWS, making you a valuable asset for any organization. By the end of this AWS certification book, you'll have gained the knowledge needed to pass the AWS Certified DevOps Engineer exam, and be able to implement different techniques for delivering each service in real-world scenarios.
Table of Contents (31 chapters)
1
Section 1: Establishing the Fundamentals
7
Section 2: Developing, Deploying, and Using Infrastructure as Code
16
Section 3: Monitoring and Logging Your Environment and Workloads
21
Section 4: Enabling Highly Available Workloads, Fault Tolerance, and Implementing Standards and Policies
27
Section 5: Exam Tips and Tricks

Essential CloudFormation topics

As we look to make repeatable pieces of infrastructure that can be built with automation, having the correct Infrastructure as Code (IaC) tool allows for the implementation of these repeatable processes. It is these repeatable processes where the CloudFormation service comes into play. CloudFormation is IaC that can be checked into source control systems such as CodeCommit or GitHub. The fact that it is a piece of code allows it to be versioned and collaborated on with multiple team members. It can also be added to an automated build pipeline as part of a CI/CD process.

CloudFormation templates have the flexibility to be built in either the JSON or YAML programming languages. Using YAML allows you to put comments and use short codes in your template. However, you do need to stick to the strict YAML formatting guidelines.

Once you have created a template, especially one with the proper mappings and without hardcoded references, then it has the...