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Question 
what is servlet filter?
 Question Submitted By :: Gopalraop
I also faced this Question!!     Rank Answer Posted By  
 
  Re: what is servlet filter?
Answer
# 1		 
In http servlet contains doget,dopost methods etc and  it 
takes two parameters only namely as 
HttpServletRequest,HttpServletResponse and in Filter 
concept contain one method has doFilter method .it takes 3 
parameters namely as 
HttpServletRequest,HttpServletResponse,FilterChain.the 
Filter chain is use to convert one filter to another filter
Filters are mainly used for filtering the components and we 
can do any modifications using Filters.
 
Is This Answer Correct ?    3 Yes 0 No
Dileep
 

 
 
 
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