How can we handle exceptions thrown by application in Struts2?
How can we get Servlet API Request, Response, HttpSession etc Objects in action classes?
What is the difference in using Action interface and ActionSupport class for our action classes, which one you would prefer?
Which class is the Front Controller in Struts2?
How can we integrate log4j in Struts2 application?
What is the use of token interceptor in Struts2?
What is the use of execAndWait interceptor?
Name some useful annotations introduced in Struts2?
What are Struts2 core components?
Provide some important Struts2 constants that you have used?
How can we write our own interceptor and map it for action?
What is interceptor in Struts2?
What is life cycle of an interceptor?
Which design pattern is implemented by Struts2 interceptors?
What are different ways to create Action classes in Struts2?
