AWS - Network 101

Create a VPC and subnet, and launch a public-facing instance into your subnet. Your instance will be able to communicate with the Internet, and you'll be able to access your instance from your local computer using SSH (if it's a Linux instance) or Remote Desktop

https://asmed.com/amazon-aws-getting-started-with-amazon-vpc/

Which of the following are reasons to build web applications on AWS

The first step towards building fault-tolerant applications on AWS is to create a

Building fault-tolerant applications on AWS

http://muratbuffalo.blogspot.com/2012/10/building-fault-tolerant-applications-on.html