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SUN 310-083 Exam Syllabus Topics:

SUN Sun Certified Web Component Developer for J2EE 5 Sample Questions:

1. Servlet A forwarded a request to servlet B using the forward method of RequestDispatcher.
What attribute in B's request object contains the URI of the original request received by servlet A?

A) javax.servlet.forward.request_uri
B) REQUEST_URI
C) javax.servlet.request_dispatcher.REQUEST_URI
D) javax.servlet.forward.REQUEST_URI
E) javax.servlet.request_dispatcher.request_uri

2. What is true about Java EE authentication mechanisms?

A) If your deployment descriptor correctly declares an authentication type of
CLIENT_CERT, your users must have a certificate from an official source before they can use your application.
B) If your deployment descriptor correctly declares an authentication type of BASIC, the container automatically requests a user name and password whenever a user starts a new session.
C) If you want your web application to support the widest possible array of browsers, and you want to perform authentication, the best choice of Java EE authentication mechanisms is DIGEST.
D) To use Java EE FORM authentication, you must declare two HTML files in your deployment descriptor, and you must use a predefined action in the HTML file that handles your user's login.

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) session.getResource("/WEB-INF/myconfig.xml")
B) getClass().getResource("/WEB-INF/myconfig.xml")
C) request.getResource("/WEB-INF/myconfig.xml")
D) context.getResource("/WEB-INF/myconfig.xml")

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

5. You need to store a floating point number, called Tsquare, in the session scope. Which two code snippets allow you to retrieve this value? (Choose two.)

A) float Tsquare = ((Float) session.getAttribute.("Tsquare")).floatValue();
B) float Tsquare = ((Float) session.getFloatAttribute.("Tsquare")).floatValue;
C) float Tsquare = ((Float) session.getNumericAttribute.("Tsquare")).floatValue;
D) float Tsquare = session.getFloatAttribute("Tsquare");
E) float Tsquare = (float) session.getNumericAttribute("Tsquare");
F) float Tsquare = (Float) session.getAttribute("Tsquare");

Solutions: