A session-scoped attribute， product， is stored by a servlet. That servlet then forwards to a JSP page. Thisattribute holds an instance of the com.example.Product class with a name property of "The Matrix" andprice property of 39.95. Given the JSP page code snippet： 1. 2.
A.Default costs 0.0
B.Default costs 49.95
C.Default costs 39.95
D.The Matrix costs 0.0
E.The Matrix costs 49.95
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Click the Exhibit button.
Assume the product attribute does NOT yet exist in any scope.
Which two create an instance of com.example.Product and initialize the name and price properties to the name and price request parameters？（）
A.
B.
C.
D.
A.
B.
C.
D.
Given this fragment from a Java EE deployment descriptor：
341.<error-page>
342.<exception-type>java.lang.Throwable</exception-type>
343.<location>/mainError.jsp</location>
344.</error-page>
345.<error-page>
346.<exception-type>java.lang.ClassCastException</exception-type>
347.<location>/castError.jsp</location>
348.</error-page>
If the web application associated with the fragment above throws a ClassCastException.Which statement is true？（）
A.The deployment descriptor is invalid.
B.The container invokes mainError.jsp.
C.The container invokes castError.jsp.
D.Neither mainError.jsp nor castError.jsp is invoked.
Given a portion of a valid Java EE web application’s directory structure： MyApp |
|-- File1.html
|
|-- Directory1
||-- File2.html|
|-- META-INF
|-- File3.html
You want to know whether File1.html， File2.html， and/or File3.html will be directly accessible by your webclient’s browsers.
Which statement is true？（）
A.All three files are directly accessible.
B.Only File1.html is directly accessible.
C.Only File2.html is directly accessible.
D.Only File3.html is directly accessible.
E.Only File1.html and File2.html are directly accessible.
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Click the ’Select and Place’ button.Place the events in the order they occur.
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？（）
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？（）
Which three are true about servlet filters？（）
Click the 'Select and Place' button.Place the events in the order they occur.
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？（）
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？（）
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？（）
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？（）
Which element of a web application deployment descriptor element is required？（）