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J2EE | JSP | servlet | struts
Struts Frequently Asked Questions
1 Explain the tern  Action Servlet?
Ans: In struts technology this class plays the role of controller.controller is responsible for handling all the requests.
2 Define the class  Action?
Ans:

Action is part of the controller. The use  of this class is to translate the HttpServletRequest to the business logic.

3 Explain the  struts Validator Frame work?
Ans:

Struts Framework provides the functionality to validate the form data. It can be use to validate the data on the users browser as well as on the server side. Struts Framework emits the java scripts and it can be used validate the form data on the client browser.  

4 Explain the concept  Action Form?
Ans:

ActionForm will maintains the session state for web application and the its  object is automatically populated on the server side with data entered from a form on the client side.

5 Whether Is struts thread safe?
Ans:

It is not only thread-safe but thread-dependant.
6 Tell me  the various Struts tag libraries?
Ans: Struts provide many tag libraries to ease the development of web applications.
The tag libraries are:
Bean tag library , HTML tag library , Logic tag , Tiles or Template tag library , Nested tag library.
7 In what way Struts relates to J2EE?
Ans: Struts framework is built on J2EE technologies (JSP, Servlet, Taglibs), but it is itself not part of the J2EE standard.
8 Is it possible to  setup Apache Struts to use multiple configuration files?
Ans:

Yes Struts can use multiple configuration files.
9 Explain  is Struts actions?
Ans: A Struts action is an instance of a subclass of an Action class, which implements a portion of a Web application and whose perform or execute method returns a forward.
 
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