Book Image

AWS Certified SysOps Administrator ??? Associate Guide

By : Marko Sluga
Book Image

AWS Certified SysOps Administrator ??? Associate Guide

By: Marko Sluga

Overview of this book

AWS certifications are becoming one of the must have certifications for any IT professional working on an AWS Cloud platform. This book will act as your one stop preparation guide to validate your technical expertise in deployment, management, and operations on the AWS platform. Along with exam specific content this book will also deep dive into real world scenarios and hands-on instructions. This book will revolve around concepts like teaching you to deploy, manage, and operate scalable, highly available, and fault tolerant systems on AWS. You will also learn to migrate an existing on-premises application to AWS. You get hands-on experience in selecting the appropriate AWS service based on compute, data, or security requirements. This book will also get you well versed with estimating AWS usage costs and identifying operational cost control mechanisms. By the end of this book, you will be all prepared to implement and manage resources efficiently on the AWS cloud along with confidently passing the AWS Certified SysOps Administrator – Associate exam.
Table of Contents (26 chapters)

Questions

  1. What are the two layers of networks in the VPC?
  2. What is a CIDR?
  3. Which CIDR sizes can be assigned to the VPC?
  4. What is the difference between a private and a public subnet?
  5. What connectivity options does VPC provide for connecting to the internet and on-premises?
  6. VPC A is peered to VPC B. VPC B is peered to VPC C. Can instances in VPC A reach instances in VPC C?
  7. Your WEB application is running in a VPC. You have allowed inbound port 80 in the inbound policy of the network ACL and the inbound policy of the security group. Your application is still not responding. What could be the reason?