As Mike says. C# to pull the data from whatever data source and supplies it to Angular as XML or JSON objects. Means all the routing for views can be handled on the client end which just pulls static html from the server when required.

>But how does webapi connect to the data?
>
>>That's what I use WebApi for....
>>
>>>It's gaining a lot of traction, but you still need something to serve up the model data.
>>>
>>>>Angular + WebApi seems a good combination.....