Book Image

AWS Certified Developer - Associate Guide

By : Vipul Tankariya, Bhavin Parmar
Book Image

AWS Certified Developer - Associate Guide

By: Vipul Tankariya, Bhavin Parmar

Overview of this book

AWS Certified Developer - Associate Guide starts with a quick introduction to AWS and the prerequisites to get you started. Then, this book gives you a fair understanding of core AWS services and basic architecture. Next, this book will describe about getting familiar with Identity and Access Management (IAM) along with Virtual private cloud (VPC). Moving ahead you will learn about Elastic Compute cloud (EC2) and handling application traffic with Elastic Load Balancing (ELB). Going ahead you we will talk about Monitoring with CloudWatch, Simple storage service (S3) and Glacier and CloudFront along with other AWS storage options. Next we will take you through AWS DynamoDB – A NoSQL Database Service, Amazon Simple Queue Service (SQS) and CloudFormation Overview. Finally, this book covers understanding Elastic Beanstalk and overview of AWS lambda. At the end of this book, we will cover enough topics, tips and tricks along with mock tests for you to be able to pass the AWS Certified Developer - Associate exam and develop as well as manage your applications on the AWS platform.
Table of Contents (29 chapters)
Title Page
Credits
About the Author
Acknowledgments
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Dedication
Preface
Index

Chapter 15. AWS CloudFormation

AWS infrastructure can be created and customized using the AWS dashboard (GUI), CLI, or APIs. These methods may be quick to build an infrastructure for once but, over a long period of time, to create a whole or partial infrastructure repeatedly in a different region to build DR, or in a subsidiary AWS account, those methods would be costly not only in terms of time and cost but also in terms of management, modification, and maintenance. It is a case of re-inventing the wheel every time and it is also error prone. For resolving this issue, Amazon provides the CloudFormation service. AWS CloudFormation allows you to create and customize the AWS infrastructure using code. It enables you to create your infrastructure as a code. The program or code is called a template in AWS CloudFormation. These templates are also referred to as CloudFormation templates (CFTs). For fulfilling various tasks, you may write one or more CFTs. Each CFT can be written in one of the...