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

Summary

  • Every AWS region comprises two or more AZs.
  • Subnet is short for subnetwork. A network is subdivided into multiple logical parts for controlling access to individual logical subparts of the network, which are called subnets.
  • A private subnet is a subset of a network wherein resources are isolated and restricted for access from within the VPC.
  • Any incoming traffic from the internet cannot directly access the resources within a private subnet.
  • Similarly, outgoing traffic from a private subnet cannot directly access the internet.
  • A public subnet is a subset of a network wherein resources within a subnet are isolated and can be accessed from within the VPC as well as from the internet.
  • A private IP address cannot be reached over the internet.
  • When an instance is launched, Amazon uses DHCP to assign a private IP address to the instance.
  • Unlike a private IP address, a public...