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Oracle 1Z0-858 Exam Syllabus Topics:

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

1. Assume the scoped attribute priority does NOT yet exist. Which two create and set a new request-scoped attribute priority to the value "medium"? (Choose two.)

A) <c:set property="priority" value="medium" scope="request" />
B) <c:set var="priority" scope="request">medium</c:set>
C) ${requestScope['priority'] = 'medium'}
D) ${priority = 'medium'}
E) <c:set var="priority" value="medium" />
F) <c:set property="priority" scope="request">medium</c:set>
G) <c:set var="priority" value="medium" scope="request" />

2. Given: http://com.example/myServlet.jsp?num=one&num=two&num=three Which two produce the output "one, two and three"? (Choose two.)

A) ${parameterValues["num"]["0"]}, ${parameterValues["num"]["1"]} and ${parameterValues["num"]["2"]}
B) ${paramValues.num[0]}, ${paramValues.num[1]} and ${paramValues.num[2]}
C) ${paramValues[0],[1] and [2]}
D) ${paramValues["num"][0]}, ${paramValues["num"][1]} and ${paramValues["num"][2]}
E) ${param.num[0],[1] and [2]}
F) ${parameterValues.num[0]}, ${parameterValues.num[1]} and ${parameterValues.num[2]}
G) ${param.num[0]}, ${param.num[1]} and ${param.num[2]}

3. If you want to use the Java EE platform's built-in type of authentication that uses a custom HTML page for authentication, which two statements are true? (Choose two.)

A) The related custom HTML login page must be named loginPage.html.
B) In the HTML related to authentication for this application, you must use predefined variable names for the variables that store the user and password values.
C) When you use this type of authentication, SSL is turned on automatically.
D) You must have a tag in your deployment descriptor that allows you to point to both a login HTML page and an HTML page for handling any login errors.
E) Your deployment descriptor will need to contain this tag: <auth-method>CUSTOM</auth-method>.

4. You have created a JSP that includes instance variables and a great deal of scriptlet code. Unfortunately, after extensive load testing, you have discovered several race conditions in your JSP scriptlet code. To fix these problems would require significant recoding, but you are already behind schedule. Which JSP code snippet can you use to resolve these concurrency problems?

A) <%! implements SingleThreadModel %>
B) <%@ page isThreadSafe='false' %>
C) <%@ page useSingleThreadModel='true' %>
D) <%@ page implements='SingleThreadModel' %>
E) <%@ implements SingleThreadModel %>

5. Click the Exhibit button.
The h:highlight tag renders its body, highlighting an arbitrary number of words, each of which is passed as an attribute (word1, word2, ...). For example, a JSP page can invoke the h:highlight tag as follows:
11.
<h:highlight color="yellow" word1="high" word2="low">
12.
high medium low
13.
</h:highlight>
Given that HighlightTag extends SimpleTagSupport, which three steps are necessary to implement the tag handler for the highlight tag? (Choose three).

A) add a doTag method
B) add a doStartTag method
C) implement the DynamicAttributes interface
D) create and implement a TagExtraInfo class
E) add a getter and setter for the word1 and word2 attributes
F) add a getter and setter for the color attribute

Solutions: