Given the definition of SomeObject and that an instance of SomeObject is bound as a session attribute:
8. package com.example:
9. public class SomeObject implements
10. javax.servlet.http.HttpSessionBindingListner{
11. // more code here
12. }
Which is true?
A. Only single instance of MyObject may exist within a session.
B. The unbound method of the MyObject instance is called when the session to which it is bound to times out.
C. The com.example.MyObject must be declared as a
servlet event listener in the web DD
D. The valueUnbound method of the MyObject instance is called when the session to which it is bound times out.