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

  • AWS Lambda is a serverless and event-driven compute service. It allows you to upload a piece of source code to execute against a valid event.
  • AWS does not charge you for just creating and keeping a Lambda function. You are charged for the amount of time it takes a Lambda function to run.
  • Unlike EC2 instances, Lambda does not provide complete control over the underlying OS.
  • The amount of memory that can be allocated to a Lambda function ranges between 128 and 1,536 MB.
  • The minimum memory that can be allotted to a Lambda function is 128 MB.
  • Depending upon the allotted memory, AWS automatically allots proportional CPU power and other resources for executing the specific Lambda function.
  • If a Lambda function is running after the defined timeout, it is automatically terminated.
  • You can configure a Lambda function to run for a maximum of 15 minutes per execution.
  • Lambda can...