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Oracle 1Z0-858 Exam Syllabus Topics:

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

1. Which statement is true about web container session management?

A) The JSESSIONID cookie is stored permanently on the client so that a user may return to the web application and the web container will rejoin that session.
B) Access to session-scoped attributes is guaranteed to be thread-safe by the web container.
C) To activate URL rewriting, the developer must use the HttpServletResponse.setURLRewriting method.
D) If the web application uses HTTPS, then the web container may use the data on the HTTPS request stream to identify the client.

2. DRAG DROP
Click the Task button.
Place the code snippets in the proper order to construct the JSP code to import static content into a JSP page at translation-time.

3. Given:
6.<myTag:foo bar='42'>
7.<%="processing" %>
8.</myTag:foo>
and a custom tag handler for foo which extends TagSupport.
Which two are true about the tag handler referenced by foo? (Choose two.)

A) The EVAL_BODY_BUFFERED constant is a valid return value for the doStartTag method.
B) The doAfterBody method is NOT called.
C) The doStartTag method is called once.
D) The EVAL_PAGE constant is a valid return value for the doEndTag method.
E) The SKIP_PAGE constant is a valid return value for the doStartTag method.

4. A developer is designing a web application that makes many fine-grained remote data requests for each client request. During testing, the developer discovers that the volume of remote requests significantly degrades performance of the application. Which design pattern provides a solution for this problem?

A) Service Locator
B) Dispatcher View
C) Model-View-Controller
D) Business Delegate
E) Transfer Object
F) Flyweight

5. For which three events can web application event listeners be registered? (Choose three.)

A) after a servlet is destroyed
B) when a session attribute value is changed
C) when a servlet has forwarded a request
D) when a cookie has been created
E) when a session has timed out
F) when a session is created

Solutions: