Click the Exhibit button.
The Appliance class is a Singleton that loads a set of properties into a Map from an external data source.Assume：
An instance of the Appliance class exists in the application-scoped attribute， appl The appliance object includes the name property that maps to the value Cobia The request- scoped attribute， prop，has the valuename.
Which two EL code snippets will display the string Cobia？（）
A.${appl.properties.name}
B.${appl.properties.prop}
C.${appl.properties[prop]}
D.${appl.properties[name]}
E.${appl.getProperties（）.get（prop）}
F.${appl.getProperties（）.get（’name’）}
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A.${func（1）}
B.${foo：func（4）}
C.${func：foo（2）}
D.${foo（5）：func}
E.${func：foo（"easy"）}
F.${func：foo（"3"）.name}
You have created a web application that you license to real estate brokers. The webapp is highly customizable including the email address of the broker， which is placed on the footer of each page. This isconfigured as a context parameter in the deployment descriptor：
10.<context-param>
11.<param-name>footerEmail</param-name>
12.<param-value>joe@estates-r-us.biz</param-value>
13.</context-param>
Which EL code snippet will insert this context parameter into the footer？（）
A.<a href=’mailto：${footerEmail}’>Contact me</a>
B.<a href=’mailto：${initParam@footerEmail}’>Contact me</a>
C.<a href=’mailto：${initParam.footerEmail}’>Contact me</a>
D.<a href=’mailto：${contextParam@footerEmail}’>Contact me</a>
E.<a href=’mailto：${contextParam.footerEmail}’>Contact me</a>
Given：
1.<% int[] nums = {42，420，4200}；
2.request.setAttribute（"foo"， nums）； %>
3.${5 + 3 lt 6}
4.${requestScope[’foo’][0] ne 10 div 0}
5. ${10 div 0}
What is the result？（）
A.True true
B.False true
C.False true 0
D.True true Infinity
E.False true Infinity
A.${requestURI}
B.${request.URI}
C.${request.getURI}
D.${request.requestURI}
E.${requestScope.requestURI}
F.${pageContext.request.requestURI}
Given this fragment from a Java EE deployment descriptor：
124. <welcome-file>beta.html</welcome-file>
125. <welcome-file>alpha.html</welcome-file> And this request from a browser：http：//www.sun.com/SCWCDtestApp/register
Which statement is correct，when the container receives this request？（）
A.This deployment descriptor is NOT valid.
B.The container first looks in the register directory for beta.html.
C.The container first looks in the register directory for alpha.html.
D.The container first looks for a servlet mapping in the deployment descriptor.
最新試題
Click the ’Select and Place’ button.Place the events in the order they occur.
Click the ’Select and Place’ button.Place the events in the order they occur.
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？（）
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 web application allows the HTML title banner to be set using a servlet context initialization parametercalled titleStr.Which two properly set the title in this scenario？（）
Click the Exhibit button.The attribute "name" has a value of "Foo，"What is the result if this tag handler’s tag is invoked？（）
Click the ’Select and Place’ button.Place the events in the order they occur.
Click the ’Select and Place’ button.Place the events in the order they occur.
Given a Filter class definition with this method：21.public void doFilter（ServletRequest request，22.ServletResponse response，23.FilterChain chain）24.throws ServletException， IOException {25.// insert code here26.}Which should you insert at line 25 to properly invoke the next filter in the chain， or the target servlet if thereare no more filters？（）
Click the 'Select and Place' button.Place the events in the order they occur.