Which of the following is a requirement of a distributable web-app?(Enthuware Mock)
1. It must not call the send redirect method.
2. It must not rely on URL rewritng.
3. It must not rely on any notification when a session is activated or passivated.
4. It must not rely on the propogation of events caused by changes in the session attributes.
Please make me understand the above question. And option 4th is the correct one??