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SUN 310-083 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Deployment Descriptor and Configuration | - Context initialization parameters - web.xml configuration - Servlet and filter mapping |
| Topic 2: Web Application Design and Architecture | - MVC design pattern - Security considerations - Request dispatching |
| Topic 3: JavaServer Pages Standard Tag Library (JSTL) | - Core tags - Formatting and functions libraries |
| Topic 4: Servlet Technology | - Servlet lifecycle and API - Session management - Request and response handling - Filters and listeners |
| Topic 5: JavaServer Pages (JSP) | - Expression Language (EL) - JSP standard actions - Custom tags and tag libraries - JSP lifecycle |
SUN Sun Certified Web Component Developer for J2EE 5 Sample Questions:
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. DESTROY
- B. PUT
- C. SEND
- D. DELETE
- E. POST
- F. REMOVE
Which statement is true if the doStartTag method returns EVAL_BODY_BUFFERED ?
- A. The setBodyContent method is called once.
- B. The doAfterBody method is NOT called.
- C. The tag handler must implement BodyTag.
- D. It is never legal to return EVAL_BODY_BUFFERED from doStartTag.
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. An exception is thrown at runtime.
- B. Foodone
- C. No output is produced from this code.
- D. Foo
- E. Compilation fails because of an error in this code.
- F. done
Given:
3. class MyServlet extends HttpServlet {
4. public void doPut(HttpServletRequest req, HttpServletResponse resp) throws
ServletException, IOException {
5. // servlet code here ...
26. }
27. }
If the DD contains a single security constraint associated with MyServlet and its only <http- method> tags and <auth-constraint> tags are:
< http-method>GET</http-method>
< http-method>PUT</http-method>
< auth-constraint>Admin</auth-constraint>
Which four requests would be allowed by the container? (Choose four.)
- A. A user whose role is Admin can perform a PUT.
- B. A user whose role is Member can perform a PUT.
- C. A user whose role is Member can perform a GET.
- D. A user whose role is Member can perform a POST.
- E. A user whose role is Admin can perform a POST.
- F. A user whose role is Admin can perform a GET.
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.getHttpSession(false) == null ) {
// special processing
} %> - D. <% if ( requestObject.getSession(false) == null ) {
// special processing
} %>
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