Before you study AngularJS, you should have a basic understanding of:
A lot of developers think Webforms is a dead, old technology that should be avoided. This view is just wrong. Webforms is still very much alive and well. There are many companies still using Webforms, people building NuGet packages for Webforms, and web dev’s using it as a go-to when developing a web application.
Webforms is still a powerful tool and one that I enjoy working in. When you look at a typical Webforms application setup, it just makes sense. It is easy to navigate and develop. That is where the RAD comes in.