Answer Posted / venkat

forward() method send source prg to target web resource prg
in same web application.and use source and target web
resource prg are use same req,res objects so will use data
in target web resource prg.

rd.forward(req,res)

sendRedirect() method send source web resource prg to target
web resource prg in same webapplication or two different web
applications in same server or different servers.and this
method will not use same req,res objects so if you want to
send data source to target web resource prg use query
string.

r.sendRedirect("srv2"?a=10);

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