Which AWS service do you use to run IIS?

EC2

How to set up IIS on AWS?

To set up IIS (Internet Information Services) on an AWS EC2 Windows instance.

Name some popular AWS services

EC2, Lambda, ECS / EKS

What is an AMI?

AMI - Amazon Machine Image. To Launch EC2 instance in AWS.

What is the difference between Public IPV4 Address and Private IPV4 Address?

Public - globally unique and reachable from the internet.
Private - Its is used within a VPC (Virtual Private Cloud) and not accessible from the internet directly.