Why filter is used in servlet?
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What are sessions in servlets?
What is session tracking?
How many ways are available to ger RequestDispatcher object?
What are different ways for authentication of servlet?
Explain the difference between a web server and a web container?
what is the advantage of using Servlets over CGI programming?
What is difference between GenericServlet and HttpServlet?
Why is httpservlet declared abstract?
What is servlet container. how it works?
What is a servlet engine?
Which is better approach among four(HttpSession,cookie,URL Rewriting, Hidden Fields) Session Tracking technic's ? Why ?
What are the important functions of filters?