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How many servlet controllers are used in a Struts Application?

ActionServlet is like BackBone of our application, we have done all actions(request & response) by using only one instance, that is ActionServlet's Instance, that is the main reason to go for MVC architecture, no need to create more than one instance, thats why we use only one ActionServlet for whole project.In Previous Structure, we should create new instance for each and every request, in MVC no need.Note of it "we have only one Backbone in our BODY"

ActionServlet acts as a controller in Struts 1.x,Structs is a Mvc2 architecture based web-framework, According to MVC2 there must be only one Controller in our app.

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