Explain the servlet filter.
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Who is responsible to create the object of servlet?
If some new data has entered the database, explain how can a servlet refresh automatically?
What are the different mode that servlets can be used?
What type of protocols are used in HttpServlet?
Is dispatcher servlet a singleton?
How do you communicate in between Applets and Servlets?
What is the use of attribute in servlets?
What if you need to span your transaction across multiple servlet invocations?
What are the life-cycle methods for a servlet?
How can we invoke another servlet in a different application?
Why servlet is faster than jsp?
In jsp custom tags from child tags to how many levels of parent tags you can acess