What is use of parseQueryString?
It parses a query string and builds a hash-table of key-
value pairs where values are arrays of string
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Explain the difference between servletconfig and servletcontext in servlet?
Explain the servlet context.
Which exception is thrown if servlet is not initialized properly?
What is the difference between using getSession(true) and getSession(false) methods?
difference between request.getSession(false) or request.getSession() and request.getSession(true)
What is the protocol used by Server & Client?
what are the way a client can be tracked?
What is a deployment descriptor?
How variables can be accessed across the sessions?
What are the drawbacks of cgi?
Why is it that we can't give relative URL's when using ServletContext.getRequestDispatcher() when we can use the same while calling ServletRequest.getRequestDispatcher()?
What do you mean by a filter and how does it work?