Understanding Models, Views, and Controllers

This tutorial provides you with a high-level overview of ASP.NET MVC models, views, and controllers. In other words, it explains the ‘M’, ‘V’, and ‘C’ in ASP.NET MVC.

After reading this tutorial, you should understand how the different parts of an ASP.NET MVC application work together. You should also understand how the architecture of an ASP.NET MVC application differs from an ASP.NET Web Forms application or Active Server Pages application.

Alik Levin also made a very informative post which helps to quickly understand the generated code when creating ASP.NET MVC project in Visual Studio.