WEB API has now become the talk of the town. We have seen recently in many MVC interviews people ask about this question. Below are two great ASP.NET MVC ( Model view controller ) Web API videos one which talks about theory and practical revolving around MVC web API.
http://www.youtube.com/watch?v=cBpHqLukHp4
http://www.youtube.com/watch?v=QAW2WCPjQio
Also read 35 important MVC (Model view controller) interview questions from codeproject.com site.
