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

1. Click the Exhibit button.
Assume the tag library in the exhibit is placed in a web application in the path /WEBINF/tld/example.tld.
1.2.
<ex:hello />
Which JSP code, inserted at line 1, completes the JSP code to invoke the hello tag?

A) <%@ taglib prefix="ex" uri="/WEB-INF/tld" %>
B) <%@ taglib prefix="ex" uri="http://localhost:8080/tld/example.tld" %>
C) <%@ taglib prefix="ex" uri="http://example.com/tld/example" %>
D) <%@ taglib uri="/WEB-INF/tld/example.tld" %>

2. Click the Exhibit button.
The attribute "name" has a value of "Foo,"
What is the result if this tag handler's tag is invoked?

A) Foodone
B) Foo
C) No output is produced from this code.
D) done
E) Compilation fails because of an error in this code.
F) An exception is thrown at runtime.

3. Which interface must a class implement so that instances of the class are notified after any object is added to a session?

A) javax.servlet.http.HttpSessionListener
B) javax.servlet.http.HttpSessionAttributeListener
C) javax.servlet.http.HttpSessionValueListener
D) javax.servlet.http.HttpSessionBindingListener

4. Given the two security constraints in a deployment descriptor:
101.
<security-constraint>
102.
<!--a correct url-pattern and http-method goes here-->
103.
<auth-constraint><role-name>SALES</role-name></auth-
103.
<auth-constraint>
104.
<role-name>SALES</role-name>
105.
</auth-constraint>
106.
</security-constraint>
107.
<security-constraint>
108.
<!--a correct url-pattern and http-method goes here-->
109.
<!-- Insert an auth-constraint here -->
110.
</security-constraint>
If the two security constraints have the same url-pattern and http-method, which two, inserted independently at line 109, will allow users with role names of either SALES or MARKETING to access this resource? (Choose two.)

A) <auth-constraint/>
B) <auth-constraint> <role-name>*</role-name> </auth-constraint>
C) <auth-constraint> <role-name>ANY</role-name> </auth-constraint>
D) <auth-constraint> <role-name>MARKETING</role-name> </auth-constraint>

5. Given a portion of a valid Java EE web application's directory structure:
MyApp | |-- File1.html | |-- Directory1 | |-- File2.html | |-- META-INF |-- File3.html
You want to know whether File1.html, File2.html, and/or File3.html will be directly accessible by your web client's browsers.
Which statement is true?

A) Only File2.html is directly accessible.
B) Only File3.html is directly accessible.
C) Only File2.html and File3.html are directly accessible.
D) Only File1.html is directly accessible.
E) Only File1.html and File2.html are directly accessible.
F) All three files are directly accessible.
G) Only File1.html and File3.html are directly accessible.

Solutions: