Oracle 1Z0-858 : Java Enterprise Edition 5 Web Component Developer Certified Professional Exam

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Oracle Java Enterprise Edition 5 Web Component Developer Certified Professional Sample Questions:

1. 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 is configured as a context parameter in the deployment descriptor:
10.
<context-param>
11.
<param-name>footerEmail</param-name>
12.
<param-value>[email protected]</param-value>
13.
</context-param>
Which EL code snippet will insert this context parameter into the footer?

A) <a href='mailto:${contextParam.footerEmail}'>Contact me</a>
B) <a href='mailto:${initParam@footerEmail}'>Contact me</a>
C) <a href='mailto:${footerEmail}'>Contact me</a>
D) <a href='mailto:${contextParam@footerEmail}'>Contact me</a>
E) <a href='mailto:${initParam.footerEmail}'>Contact me</a>

2. What is true about Java EE authentication mechanisms?

A) To use Java EE FORM authentication, you must declare two HTML files in your deployment descriptor, and you must use a predefined action in the HTML file that handles your user's login.
B) If your deployment descriptor correctly declares an authentication type of CLIENT_CERT, your users must have a certificate from an official source before they can use your application.
C) If you want your web application to support the widest possible array of browsers, and you want to perform authentication, the best choice of Java EE authentication mechanisms is DIGEST.
D) If your deployment descriptor correctly declares an authentication type of BASIC, the container automatically requests a user name and password whenever a user starts a new session.

3. The JSP developer wants a comment to be visible in the final output to the browser. Which comment style needs 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 %>

4. 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) Neither mainError.jsp nor castError.jsp is invoked.
B) The deployment descriptor is invalid.
C) The container invokes mainError.jsp.
D) The container invokes castError.jsp.

5. A JSP page needs to set the property of a given JavaBean to a value that is calculated with the JSP page. Which three jsp:setProperty attributes must be used to perform this initialization? (Choose three.)

A) val
B) property
C) param
D) value
E) id
F) name
G) attribute

Solutions: