問題詳情

104 All of your JSPs need to have a link that permits users to email the web master. This webapplication is licensed to many small businesses, each of which have a different email address for theweb master. You have decided to use a context parameter that you specify in the deploymentdescriptor, like this:
 42. <context-param>
 43. <param-name>webmasterEmail</param-name>
 44. <param-value>master@example.com</param-value>
 45. </context-param>
Which JSP code snippet creates this email link?
(A) <a href='mailto:${contextParam.webmaterEmail}'>contact us</a>
(B) <a href='mailto:${applicationScope.webmaterEmail}'>contact us</a>
(C) <a href='mailto:${contextInitParam.webmaterEmail}'>contact us</a>
(D) <a href='mailto:${initParam.webmaterEmail}'>contact us</a>

參考答案