First Control comes to struts-config.xml, then it will detect with action path that action will be detected, in that action tag it will identify Formbean name through "name" attribut of action tag, then control will goes to form-bean tag, there form bean object will be created , user entered values will be populated in to from bean, then action class object will be created, control goes to execute () method, after returning actionforward then again control comes back to action tag ,apropriate
jsp page will page send back to client to as response.