If you are looking for ASP.NET MVC Request Response processing , please read the following:
MODEL VIEW CONTROLLER
) is an architecture to develop ASP.NET web applications in a different manner than the traditional ASP.NET web development. The entire ASP.NET MVC architecture is based on Microsoft .NET Framework.
Like a normal web server interaction, MVC application also accepts requests and responds to the web browser in the same way.
and invokes ASP.NET that invokes
starts routing system. Then routing system parses the incoming Url and constructs a
helps for passing the
which includes parameters parsed from Url and provides access to
which follows a naming convention to choose the correct
class for a given request.
invokes the correct
interprets with the
which manages the behavior and data of the application domain, responds to requests for information about its state. Then returns an
object and inform the
to change as appropriate.
You will find more detail over here
Navigate the following two links for more on MVC3 and MVC4:
ASP.NET MVC 4
ASP.NET MVC 3
Let me know if you need further information :)