問題詳情
59 Which interface must a session attribute implement if it needs to be notified when a webcontainer persists a session?
(A) javax.servlet.http.HttpSessionListener
(B) javax.servlet.http.HttpSesssionBindindgListener
(C) javax.servlet.http.HttpSessionAttributeListener
(D) javax.servlet.http.HttpSessionActivationListener
參考答案