Answer Posted / hitler

The RequestDispatcher is executed in server side, request will
send to one server side program to another server side
programe.advantage of RequestDispatcher is executed fastly in
server side.,
The response.sendRedirct(..) is executed in browser side means
the request url will send to browser url , advantage of
sendRedirect(..) is can intract with one application to
another application.

depand on situvation we are used ..

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