in below there is question and answer, What I need is I want comment about the answer feel free to agree or disagree with answer and explain (in 2 or 3 paragraph) why you agree or disagree) and 2nd thing is give your own answer (something diffrenet than answer) How different is FacesServlet from a regular Servlet? Discuss. Answer Due to that they are an integral part of MVC and do more than just regular servlets used in JSPs. They are an instance of javax.faces.webapp.FacesServlet. and have access to all JSPs in the application so the it can build a component tree of the JSP page who fired the event