單項選擇題

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 **/ %>


您可能感興趣的試卷

你可能感興趣的試題

1.多項選擇題Which two are valid and equivalent?()

A.<%! int i; %>
B.<%= int i; %>
C.<jsp:expr>int i;</jsp:expr>
D.<jsp:scriptlet>int i;</jsp:scriptlet>
E.<jsp:declaration>int i;</jsp:declaration>

3.多項選擇題Given that a scoped attribute cart exists only in a user’s session, which two,taken independently,ensurethe scoped attribute cart no longer exists?()

A.${cart = null}
B.<c:remove var="cart" />
C.<c:remove var="${cart}" />
D.<c:remove var="cart" scope="session" />
E.<c:remove scope="session">cart</c:remove>

4.多項選擇題

Given in a single JSP page:
<%@ taglib prefix=’java’ uri=’myTags’ %>
<%@ taglib prefix=’JAVA’ uri=’moreTags’ %> 
Which two are true?()

A.The prefix ’java’ is reserved.
B.The URI ’myTags’ must be properly mapped to a TLD file by the web container.
C.A translation error occurs because the prefix is considered identical by the web container.
D.For the tag usage , the tag1 must be unique in the union of tag names in ’myTags’ and’moreTags’.

5.單項選擇題Which interface must a session attribute implement if it needs to be notified when a web container persistsa session?()

A.javax.servlet.http.HttpSessionListener
B.javax.servlet.http.HttpSessionBindingListener
C.javax.servlet.http.HttpSessionAttributeListener
D.javax.servlet.http.HttpSessionActivationListener

最新試題

Click the 'Select and Place' button.Place the events in the order they occur.

題型:問答題

Click the ’Select and Place’ button.Place the events in the order they occur.

題型:問答題

Which element of a web application deployment descriptor  element is required?()

題型:單項選擇題

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?()

題型:單項選擇題

Click the ’Select and Place’ button.Place the events in the order they occur.

題型:問答題

You need to create a JSP that generates some JavaScript code to populate an array of strings used on the client-side.Which JSP code snippet will create this array?()

題型:單項選擇題

Which is a benefit of precompiling a JSP page?()

題型:單項選擇題

Click the ’Select and Place’ button.Place the events in the order they occur.

題型:問答題

You are building a dating service web site. Part of the form to submit a client’s profile is a groupIIof radio buttons for the person’s hobbies:20.<input type=’radio’ name=’hobbyEnum’ value=’HIKING’>Hiking <br>21.<input type=’radio’ name=’hobbyEnum’ value=’SKIING’>Skiing <br>22.<input type=’radio’ name=’hobbyEnum’ value=’SCUBA’>SCUBA Diving23.<!-- and more options -->After the user submits this form, a confirmation screen is displayed with these hobbies listed. Assume thatan application-scoped variable, hobbies, holds a map between the Hobby enumerated type and the displayname.Which EL code snippet will display Nth element of the user’s selected hobbies?()

題型:單項選擇題

Given tutorial.jsp:2.EL Tutorial3.Example 14.5.Dear ${my:nickname(user)}6.Which, when added to the web application deployment descriptor,ensures that line 5 is included verbatimin the JSP output?()

題型:單項選擇題