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

1. Which activity supports the data integrity requirements of an application?

A) using HTTPS as a protocol
B) using HTTP Basic authentication
C) using forms-based authentication
D) using an LDAP security realm

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

3. Squeaky Beans Inc. hired an outside consultant to develop their web application. To finish the job quickly, the consultant created several dozen JSP pages that directly communicate with the database. The Squeaky business team has since purchased a set of business objects to model their system, and the Squeaky developer charged with maintaining the web application must now refactor all the JSPs to work with the new system. Which pattern can the developer use to solve this problem?

A) Business Delegate
B) Service Locator
C) Transfer Object
D) Intercepting Filter

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

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

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 store information on the server-side between HTTP requests.
C) To manage the user's login and logout activities.
D) To store information on the client-side between HTTP requests.

Solutions: