Which is the best place to define error pages for JSPs?

If submit a form without mentioning the method type(get or post) and called servlet. which method will invoke? doGet() or doPost().

When a web browser asks for a JSP page, the first thing the JSP engine does is:

public class SomeServlet extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { request.setAttribute("a", "value") ; .... } } What would be the scope of a attribute ?

The 3 ways to maintain session between web client and the server are:

A container invokes ____ method before taking care of any requests.

What does the container do with the following code snippet?

Assuming the servlet method for handling HTTPGET requests is doGet(HttpServletRequest req, HTTPServletResponse res), how do you get a request parameter in that servlet?

Which method in the HttpServlet class corresponds to the HTTPPUT method?

Which interface provides access to request scoped attributes?

What is Template Data?