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Oracle 1Z0-858 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Web Application Design and Architecture | - Model-View-Controller (MVC) pattern - Deployment descriptors (web.xml) |
| Web Application Security | - Authentication and authorization - Declarative security |
| Web Application Deployment | - Packaging and deployment of WAR files - Application server configuration |
| JavaServer Pages (JSP) | - JSP syntax and lifecycle - Custom tags and JSTL - Expression Language (EL) |
| Servlet Technology | - Filters and listeners - Request and response handling - Servlet lifecycle and architecture - Session management |
Oracle Java Enterprise Edition 5 Web Component Developer Certified Professional Sample Questions:
1. You have a use case in your web application that adds several session-scoped attributes. At the end of the use case, one of these objects, the manager attribute, is removed and then it needs to decide which of the other session-scoped attributes to remove.
How can this goal be accomplished?
A) The object of the manager attribute should implement the HttpSessionBindingListener and it should call the deleteAttribute method on the appropriate session attributes.
B) The object of the manager attribute should implement the HttpSessionListener and it should call the deleteAttribute method on the appropriate session attributes.
C) The object of the manager attribute should implement the HttpSessionListener and it should call the removeAttribute method on the appropriate session attributes.
D) The object of the manager attribute should implement the HttpSessionBindingListener and it should call the removeAttribute method on the appropriate session attributes.
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. Given an HttpSession session, a ServletRequest request, and a ServletContext context, which retrieves a URL to /WEB-INF/myconfig.xml within a web application?
A) context.getResource("/WEB-INF/myconfig.xml")
B) session.getResource("/WEB-INF/myconfig.xml")
C) getClass().getResource("/WEB-INF/myconfig.xml")
D) request.getResource("/WEB-INF/myconfig.xml")
4. 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 EVAL_PAGE constant is a valid return value for the doEndTag method.
C) The doStartTag method is called once.
D) The SKIP_PAGE constant is a valid return value for the doStartTag method.
E) The doAfterBody method is NOT called.
5. What is the purpose of session management?
A) To tell the web container to keep the HTTP connection alive so it can make subsequent requests without the delay of making the TCP connection.
B) To manage the user's login and logout activities.
C) To store information on the server-side between HTTP requests.
D) To store information on the client-side between HTTP requests.
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: Only visible for members | Question # 3 Answer: A | Question # 4 Answer: B,C | Question # 5 Answer: C |
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