Book Image

AWS Certified Developer - Associate Guide - Second Edition

By : Vipul Tankariya, Bhavin Parmar
5 (2)
Book Image

AWS Certified Developer - Associate Guide - Second Edition

5 (2)
By: Vipul Tankariya, Bhavin Parmar

Overview of this book

This book will focus on the revised version of AWS Certified Developer Associate exam. The 2019 version of this exam guide includes all the recent services and offerings from Amazon that benefits developers. AWS Certified Developer - Associate Guide starts with a quick introduction to AWS and the prerequisites to get you started. Then, this book will describe about getting familiar with Identity and Access Management (IAM) along with Virtual private cloud (VPC). Next, this book will teach you about microservices, serverless architecture, security best practices, advanced deployment methods and more. Going ahead we will take you through AWS DynamoDB A NoSQL Database Service, Amazon Simple Queue Service (SQS) and CloudFormation Overview. Lastly, this book will help understand Elastic Beanstalk and will also walk you through 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 (30 chapters)
Free Chapter
1
Overview of AWS Certified Developer - Associate Certification

EC2 best practices

The following list summarizes EC2 best practices:

  • Ensure that unused EC2 instances are stopped and, if not required, terminate them. This reduces unnecessary costs in the monthly AWS billing.
  • Closely observe snapshots and AMIs, regularly perform housekeeping, and discard all the AMIs and snapshots that are not required. It is recommended that you automate and monitor this process.
  • It is equally important to perform a periodical AMI and snapshots restore to make sure that the recovery process is performing within the stipulated time.
  • Ensure that an instance type is set as per the requirements of the application hosted on the instance. It is recommended that you optimize the instance type according to application performance.
  • To match a seasonal spike in compute requirement, plan for autoscaling and load balancing.
  • Divide your application load into multiple...