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)
Section 1: Establishing the Fundamentals
Section 2: Developing, Deploying, and Using Infrastructure as Code
Section 3: Monitoring and Logging Your Environment and Workloads
Section 4: Enabling Highly Available Workloads, Fault Tolerance, and Implementing Standards and Policies
Section 5: Exam Tips and Tricks

Cloud databases

As you look at the following model, you may be wondering why there are so many databases. This comes from the evolution of the application architecture over the past few decades, where specialization, speed, and scale have all become keys to success in this industry:

Figure 2.11 – Database types and services in AWS

There is not enough space in this chapter to visit each type of database that AWS offers. However, as part of this foundational overview, we do want to cover some of the relational databases and their basic features.

We will be covering the key-value database, Dynamo DB, in more detail in an upcoming chapter.

Relational databases

The word databases usually brings relational databases to mind, which have rows, columns, and schemas.

Relational databases in AWS come in three main flavors, as well as engines that can be classified as part of a community, commercial, or cloud native. Cloud-native engines are used...