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

The evolution of cloud computing

The evolution of the cloud is shown in the following diagram:

Figure 2.1: The evolution of the cloud

The evolution of the cloud started in the 1950s and concepts such as service-oriented architecture, virtualization, autonomic, and utility computing are the stepping stones of today's cloud computing:

  1. In the 1950s, mainframe computers were shared among various users through dumb terminals to save costs and enable the efficient use of resources.
  1. In the 1970s, virtual machines (VMs) were developed to overcome the disadvantages of earlier technologies. VMs enabled us to run more than one different operating system (OS) simultaneously in isolated environments, providing all essential resources (such as CPU, disk controllers, RAM, and NICs) individually to all VMs.
  2. In the 1990s, telecom companies started dedicated point-to-point data circuits...