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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 HttpSessionListener and it should call the removeAttribute method on the appropriate session attributes.
B) The object of the manager attribute should implement the HttpSessionBindingListener 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 deleteAttribute 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. Your web application requires the ability to load and remove web files dynamically to the web container's file system. Which two HTTP methods are used to perform these actions? (Choose two.)

A) POST
B) DELETE
C) SEND
D) DESTROY
E) PUT
F) REMOVE

3. You want to create a valid directory structure for your Java EE web application, and you want to put your web application into a WAR file called MyApp.war. Which two are true about the WAR file? (Choose two.)

A) It can instruct your Java EE container to verify, at deploy time, whether you have properly configured your application's classes.
B) At deploy time, Java EE containers add a directory called META-INF directly into the MyApp directory.
C) At deploy time, Java EE containers add a file called MANIFEST.MF directly into the MyApp directory.
D) At deploy time, Java EE containers add a directory call META-WAR directly into the MyApp directory.

4. You are building a Front Controller using a JSP page and you need to determine if the user's session has NOT been created yet and perform some special processing for this case. Which scriptlet code snippet will perform this test?

A) <% if ( request.getSession(false) == null ) {
// special processing
} %>
B) <% if ( request.getHttpSession(false) == null ) {
// special processing
} %>
C) <% if ( requestObject.getSession(false) == null ) {
// special processing
} %>
D) <% if ( requestObject.getHttpSession(false) == null ) {
// special processing
} %>

5. Which two are required elements for the <web-resource-collection> element of a web application deployment descriptor? (Choose two.)

A) <transport-guarantee>
B) <url-pattern>
C) <description>
D) <web-resource-name>
E) <realm-name>

Solutions: