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Oracle 1Z0-858 Exam Syllabus Topics:

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

1. Which is true about the web container request processing model?

A) Filters associated with a named servlet are applied in the order they appear in the web application deployment descriptor file.
B) A filter defined for a servlet must always forward control to the next resource in the filter chain.
C) The init method on a filter is called the first time a servlet mapped to that filter is invoked.
D) If the init method on a filter throws an UnavailableException, then the container will make no further attempt to execute it.

2. You are building a dating service web site. Part of the form to submit a client's profile is a group of 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 Diving
23.
<!-- and more options -->
After the user submits this form, a confirmation screen is displayed with these hobbies listed. Assume that an application-scoped variable, hobbies, holds a map between the Hobby enumerated type and the display name.
Which EL code snippet will display Nth element of the user's selected hobbies?

A) ${hobbies[hobbyEnum[N]}
B) ${hobbies.get(paramValues.hobbyEnum[N])}
C) ${hobbies[paramValues.hobbyEnum[N]]}
D) ${hobbies[paramValues.hobbyEnum.get(N)]}
E) ${hobbies[paramValues@'hobbyEnum'@N]}

3. Your web application views all have the same header, which includes the <title> tag in the <head> element of the rendered HTML. You have decided to remove this redundant HTML code from your JSPs and put it into a single JSP called /WEB-INF/jsp/header.jsp. However, the title of each page is unique, so you have decided to use a variable called pageTitle to parameterize this in the header JSP, like this: 10. <title>${param.pageTitle}<title>
Which JSP code snippet should you use in your main view JSPs to insert the header and pass the pageTitle variable?

A) <jsp:insert page='/WEB-INF/jsp/header.jsp'>
<jsp:param name='pageTitle' value='Welcome Page' />
</jsp:insert>
B) <jsp:include page='/WEB-INF/jsp/header.jsp'>
<jsp:param name='pageTitle' value='Welcome Page' />
</jsp:include>
C) <jsp:insert page='/WEB-INF/jsp/header.jsp'>
${pageTitle='Welcome Page'}
</jsp:insert>
D) <jsp:include file='/WEB-INF/jsp/header.jsp'>
${pageTitle='Welcome Page'}
</jsp:include>
E) <jsp:include page='/WEB-INF/jsp/header.jsp'>
${pageTitle='Welcome Page'}
</jsp:include>

4. Which mechanism requires the client to provide its public key certificate?

A) Form Based Authentication
B) HTTP Digest Authentication
C) HTTPS Client Authentication
D) HTTP Basic Authentication

5. Given:
3.public class MyTagHandler extends TagSupport {
4.public int doStartTag() {
5.// insert code here
6.// return an int
7.}
8.// more code here
...
18. }
There is a single attribute foo in the session scope.
Which three code fragments, inserted independently at line 5, return the value of the attribute? (Choose three.)

A) Object o = pageContext.findAttribute("foo");
B) Object o = pageContext.getAttribute("foo", PageContext.SESSION_SCOPE);
C) HttpSession s = pageContext.getSession(); Object o = s.getAttribute("foo");
D) Object o = pageContext.getAttribute("foo");
E) HttpServletRequest r = pageContext.getRequest(); Object o = r.getAttribute("foo");

Solutions: