All of your JSPs need to have a link that permits users to email the web master. This web application islicensed to many small businesses， each of which have a different email address for the web master. Youhave decided to use a context parameter that you specify in the deployment descriptor， 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？（）

单项选择题WhichensuresthataJSPresponseisoftype text plain ？（）

A.<%@ page mimeType="text/plain" %>
B.<%@ page contentType="text/plain" %>
C.<%@ page pageEncoding="text/plain" %>
D.<%@ page contentEncoding="text/plain" %>
E.<% response.setEncoding（"text/plain"）； %>

单项选择题You are building your own layout mechanism by including dynamic content for the page’s header and footersections. The footer is always static， but the header generates the <title> tag that requires the page name tobe specified dynamically when the header is imported. Which JSP code snippet performs the import of theheader content？（）

A.<jsp：include page=’/WEB-INF/jsp/header.jsp’><jsp：param name=’pageName’ value=’Welcome Page’ /> </jsp：include>
B.<jsp：import page=’/WEB-INF/jsp/header.jsp’><jsp：param name=’pageName’ value=’Welcome Page’ /> </jsp：import>
C.<jsp：include page=’/WEB-INF/jsp/header.jsp’><jsp：attribute name=’pageName’ value=’Welcome Page’ /> . </jsp：include>
D.<jsp：import page=’/WEB-INF/jsp/header.jsp’>. <jsp：attribute name=’pageName’ value=’Welcome Page’ /> . </jsp：import>

单项选择题Given tutorial.jsp： 2.EL Tutorial 3.Example 1 4. 5.Dear ${my：nickname（user）} 6. Which， when added to the web application deployment descriptor，ensures that line 5 is included verbatimin the JSP output？（）

A.
B.
C.
D.

单项选择题WhichisabenefitofprecompilingaJSPpage？（）

A.It avoids initialization on the first request.
B.It provides the ability to debug runtime errors in the application.
C.It provides better performance on the first request for the JSP page.
D.It avoids execution of the _jspService method on the first request.

单项选择题The JSP developer wants a comment to be visible in the final output to the browser. Which comment styleneeds to be used in a JSP page？（）

A.<!-- this is a comment -->
B.<% // this is a comment %>
C.<%-- this is a comment --%>
D.<% /** this is a comment **/ %>