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SUN 310-083 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: JSP Standard Actions and Custom Tags | 13% | - Simple and Classic tag handlers - Standard actions - Tag Library Descriptor |
| Topic 2: Web Application Security | 11% | - Transport security - Authentication and authorization - Declarative and programmatic security |
| Topic 3: Web Container Model | 14% | - Servlet context attributes - Request dispatching - Container architecture and responsibilities |
| Topic 4: Servlet Technology Model | 15% | - Servlet lifecycle - Servlet interface and methods - Request and response handling |
| Topic 5: Session Management | 12% | - Session lifecycle and tracking - URL rewriting, cookies, SSL - Session attributes and listeners |
| Topic 6: JSP Expression Language | 10% | - EL syntax and operators - Functions and reserved words - Implicit variables and scope resolution |
| Topic 7: Web Application Structure and Deployment | 12% | - WAR file structure - Deployment descriptor (web.xml) - Context parameters and initialization |
| Topic 8: JSP Technology Model | 13% | - JSP elements and syntax - JSP lifecycle and translation - Implicit objects |
SUN Sun Certified Web Component Developer for J2EE 5 Sample Questions:
Question 1
Click the Exhibit button.
Assuming the tag library in the exhibit is imported with the prefix forum, which custom tag invocation produces a translation error in a JSP page?
A. <forum:message from="My Name"
subject="<%= request.getParameter( "subject" ) %>">
My message body.
< /forum:message>
B. <forum:message from="My Name" subject="My Subject" />
C. <forum:message subject="My Subject">
My message body.
< /forum:message>
D. <forum:message from="My Name" subject="My Subject">
< %= request.getParameter( "body" ) %>
< /forum:message>
E. <forum:message from="My Name" subject="${param.subject}">
${param.body}
< /forum:message>
Question 2
Which interface must a session attribute implement if it needs to be notified when a web container persists a session?
A. javax.servlet.http.HttpSessionBindingListener
B. javax.servlet.http.HttpSessionAttributeListener
C. javax.servlet.http.HttpSessionActivationListener
D. javax.servlet.http.HttpSessionListener
Question 3
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.getHeader("X-Retries")
B. request.getRequestHeaders("X-Retries").get(0)
C. request.getIntHeader("X-Retries")
D. request.getHeaders("X-Retries").get(0)
E. request.getRequestHeader("X-Retries")
Question 4
A custom tag is defined to take three attributes. Which two correctly invoke the tag within a
JSP page? (Choose two.)
A. <prefix:myTag>
< jsp:attribute a:foo b:bar c:baz />
< /prefix:myTag>
B. <prefix:myTag>
< jsp:attribute ${"foo", "bar", "baz"} />
< /prefix:myTag>
C. <prefix:myTag attributes={"foo","bar","baz"} />
D. <prefix:myTag>
< jsp:attribute a="foo" b="bar" c="baz"/>
< /prefix:myTag>
E. <prefix:myTag a="foo" b="bar" c="baz" />
F. <prefix:myTag jsp:attribute a="foo" b="bar" c="baz" />
G. <prefix:myTag>
< jsp:attribute name="a">foo</jsp:attribute>
< jsp:attribute name="b">bar</jsp:attribute>
< jsp:attribute name="c">baz</jsp:attribute>
< /prefix:myTag>
Question 5
A developer has created a special servlet that is responsible for generating XML content that is sent to a data warehousing subsystem. This subsystem uses HTTP to request these large data files, which are compressed by the servlet to save internal network bandwidth.
The developer has received a request from management to create several more of these data warehousing servlets. The developer is about to copy and paste the compression code into each new servlet. Which design pattern can consolidate this compression code to be used by all of the data warehousing servlets?
A. Composite Facade
B. Intercepting Filter
C. Transfer Object
D. Facade
E. View Helper
Solutions:
| Question 1 Answer: D | Question 2 Answer: C | Question 3 Answer: A,C | Question 4 Answer: E,G | Question 5 Answer: B |
