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

2. DRAG DROP
Click the Task button.
Given a servlet mapped to /control, place the correct URI segment returned as a String on the corresponding HttpServletRequest method call for the URI: /myapp/control/processorder.

3. A developer is designing a multi-tier web application and discovers a need to hide the details of establishing and maintaining remote communications from the client. In addition, the application needs to find, in a transparent manner, the heterogeneous business components used to service the client's requests. Which design patterns, working together, address these issues?

A) Business Delegate and Transfer Object
B) Intercepting Filter and Transfer Object
C) Model-View-Controller and Intercepting Filter
D) Business Delegate and Service Locator
E) Front Controller and Business Delegate

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

5. You have created a servlet that generates weather maps. The data for these maps is
calculated by a remote host. The IP address of this host is usually stable, but occasionally does have to change as the corporate network grows and changes. This IP address used to be hard coded, but after the fifth change to the IP address in two years, you have decided that this value should be declared in the deployment descriptor so you do NOT have the recompile the web application every time the IP address changes. Which deployment descriptor snippet accomplishes this goal?

A) <init-param>
<param-name>WeatherServlet.hostIP</param-name>
<param-value>127.0.4.20</param-value>
</init-param>
B) <serlvet-param>
<param-name>WeatherServlet.hostIP</param-name>
<param-value>127.0.4.20</param-value>
</servlet-param>
C) <serlvet-param>
<name>WeatherServlet.hostIP</name>
<value>127.0.4.20</value>
</servlet-param>
D) <servlet>
<!-- servlet definition here -->
<param-name>WeatherServlet.hostIP</param-name>
<param-value>127.0.4.20</param-value>
</servlet>
E) <init-param>
<name>WeatherServlet.hostIP</name>
<value>127.0.4.20</value>
</init-param>

Solutions: