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SUN 310-083 Exam Syllabus Topics:

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

1. Click the Exhibit button.
A servlet sets a session-scoped attribute product with an instance of com.example.Product and forwards to a JSP.
Which two output the name of the product in the response? (Choose two.)

A) ${product.name}
B) <jsp:useBean id="com.example.Product" />
< %= product.getName() %>
C) <jsp:useBean id="product" type="com.example.Product">
< %= product.getName() %>
< /jsp:useBean>
D) <jsp:getProperty name="product" property="name" />
E) <jsp:getProperty name="product" class="com.example.Product"
property="name" />

2. For a given ServletResponse response, which two retrieve an object for writing text data?
(Choose two.)

A) response.getOutputWriter()
B) response.getOutputStream()
C) response.getWriter(Writer.OUTPUT_TEXT)
D) response.getWriter()
E) response.getWriter().getOutputStream()

3. Which two security mechanisms can be directed through a sub-element of the <user-data- constraint> element in a web application deployment descriptor? (Choose two.)

A) confidentiality
B) data integrity
C) authorization
D) authentication

4. You have created a web application that you license to real estate brokers. The webapp is highly customizable including the email address of the broker, which is placed on the footer of each page. This is configured as a context parameter in the deployment descriptor:
1 0. <context-param>
1 1. <param-name>footerEmail</param-name>
1 2. <param-value>[email protected]</param-value>
1 3. </context-param>
Which EL code snippet will insert this context parameter into the footer?

A) <a href='mailto:${footerEmail}'>Contact me</a>
B) <a href='mailto:${initParam.footerEmail}'>Contact me</a>
C) <a href='mailto:${initParam@footerEmail}'>Contact me</a>
D) <a href='mailto:${contextParam.footerEmail}'>Contact me</a>
E) <a href='mailto:${contextParam@footerEmail}'>Contact me</a>

5. Given a header in an HTTP request:
X-Retries: 4
Which two retrieve the value of the header from a given HttpServletRequest request?
(Choose two.)

A) request.getRequestHeader("X-Retries")
B) request.getIntHeader("X-Retries")
C) request.getRequestHeaders("X-Retries").get(0)
D) request.getHeaders("X-Retries").get(0)
E) request.getHeader("X-Retries")

Solutions: