SUN 310-083 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Building a Custom Tag Library | - Custom Tags in JSP Pages |
| Topic 2: The Web Container Model | - Getting Started with Web Applications - Java Servlet Technology |
| Topic 3: The Servlet Technology Model | - Java Servlet Technology |
| Topic 4: Building JSP Pages Using Standard Actions | - JavaServer Pages Technology |
| Topic 5: The JavaServer Pages (JSP) Technology Model | - JavaServer Pages Technology |
| Topic 6: The Structure and Deployment of Web Applications | - Getting Started with Web Applications |
| Topic 7: Session Management | - Getting Started with Web Applications - Java Servlet Technology - JavaServer Pages Technology |
| Topic 8: Web Application Security | - Securing Web Applications |
| Topic 9: Building JSP Pages Using Tag Libraries | - JavaServer Pages Standard Tag Library |
SUN Sun Certified Web Component Developer for J2EE 5 Sample Questions:
Question 1
Which statement is true if the doStartTag method returns EVAL_BODY_BUFFERED ?
A. The setBodyContent method is called once.
B. It is never legal to return EVAL_BODY_BUFFERED from doStartTag.
C. The doAfterBody method is NOT called.
D. The tag handler must implement BodyTag.
Question 2
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.getHeaders("X-Retries").get(0)
B. request.getRequestHeaders("X-Retries").get(0)
C. request.getHeader("X-Retries")
D. request.getRequestHeader("X-Retries")
E. request.getIntHeader("X-Retries")
Question 3
After a merger with another small business, your company has inherited a legacy WAR file but the original source files were lost. After reading the documentation of that web application, you discover that the WAR file contains a useful tag library that you want to reuse in your own webapp packaged as a WAR file.
What do you need to do to reuse this tag library?
A. Unpack the legacy WAR file, move the TLD file to the META-INF directory, move the class files to the top-level directory, repackage the whole thing as a JAR file, and place that
JAR file in your webapp's library directory.
B. Simply rename the legacy WAR file as a JAR file and place it in your webapp's library directory.
C. Unpack the legacy WAR file, move the TLD file to the META-INF directory, repackage the whole thing as a JAR file, and place that JAR file in your webapp's library directory.
D. Unpack the legacy WAR file, move the TLD file to the META-INF directory, move the class files to the top-level directory, repackage the WAR, and place that WAR file in your webapp's WEB-INF directory.
Question 4
For manageability purposes, you have been told to add a "count" instance variable to a critical JSP Document so that a JMX MBean can track how frequent this JSP is being invoked. Which JSP code snippet must you use to declare this instance variable in the JSP
Document?
A. <jsp:declaration.instance>
int count = 0;
< jsp:declaration.instance>
B. <jsp:declaration>
int count = 0;
< jsp:declaration>
C. <%! int count = 0; %>
D. <jsp:scriptlet.declaration>
int count = 0;
< jsp:scriptlet.declaration>
Question 5
Which three are valid values for the body-content attribute of a tag directive in a tag file?
(Choose three.)
A. tagdependent
B. JSP
C. scriptless
D. dynamic
E. EL
F. empty
Solutions:
| Question 1 Answer: A | Question 2 Answer: C,E | Question 3 Answer: A | Question 4 Answer: B | Question 5 Answer: A,C,F |
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