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SUN 310-083 Exam Syllabus Topics:
| Section | Objectives |
| Topic 1: Web Application Design and Architecture | - Security considerations
- MVC design pattern
- Request dispatching
|
| Topic 2: Servlet Technology | - Servlet lifecycle and API
- Session management
- Filters and listeners
- Request and response handling
|
| Topic 3: JavaServer Pages Standard Tag Library (JSTL) | - Core tags
- Formatting and functions libraries
|
| Topic 4: JavaServer Pages (JSP) | - Expression Language (EL)
- JSP standard actions
- Custom tags and tag libraries
- JSP lifecycle
|
| Topic 5: Deployment Descriptor and Configuration | - web.xml configuration
- Servlet and filter mapping
- Context initialization parameters
|
SUN Sun Certified Web Component Developer for J2EE 5 Sample Questions:
1. A developer is designing the presentation tier for a web application which requires a centralized request handling to complete common processing required by each request.
Which design pattern provides a solution to this problem?
A) Remote Proxy
B) Data Access Object
C) Service Activator
D) Business Delegate
E) Front Controller
F) Intercepting Filter
2. Which security mechanism uses the concept of a realm?
A) authentication
B) authorization
C) confidentiality
D) data integrity
3. Click the Exhibit button.
Assume the product attribute does NOT yet exist in any scope.
Which two create an instance of com.example.Product and initialize the name and price properties to the name and price request parameters? (Choose two.)

A) <jsp:useBean id="product" class="com.example.Product" />
< jsp:setProperty name="product" property="*" />
B) <jsp:useBean id="product" class="com.example.Product" />
< jsp:setProperty name="product" property="name"
value="${param.name}" />
< jsp:setProperty name="product" property="price"
value="${param.price}" />
C) <jsp:useBean id="product" class="com.example.Product">
< jsp:setProperty name="product" property="name"
value="${name}" />
< jsp:setProperty name="product" property="price"
value="${price}" />
< /jsp:useBean>
D) <jsp:useBean id="product" class="com.example.Product" />
< % product.setName( request.getParameter( "name" ) ); %>
< % product.setPrice( request.getParameter( "price" ) ); %>
4. DRAG DROP
Click the Task button.
Place the events in the order they occur.

5. One of the use cases in your web application uses many session-scoped attributes. At the end of the use case, you want to clear out this set of attributes from the session object.
Assume that this static variable holds this set of attribute names:
2 01. private static final Set<String> USE_CASE_ATTRS;
2 02. static {
2 03. USE_CASE_ATTRS.add("customerOID");
204. USE_CASE_ATTRS.add("custMgrBean");
205. USE_CASE_ATTRS.add("orderOID");
206. USE_CASE_ATTRS.add("orderMgrBean");
207. }
Which code snippet deletes these attributes from the session object?
A) session.deleteAllAttributes(USE_CASE_ATTRS);
B) for ( String attr : USE_CASE_ATTRS ) {
session.deleteAttribute(attr);
}
C) for ( String attr : USE_CASE_ATTRS ) {
session.removeAttribute(attr);
}
D) for ( String attr : USE_CASE_ATTRS ) {
session.remove(attr);
}
E) session.removeAll(USE_CASE_ATTRS);
Solutions:
Question # 1 Answer: E | Question # 2 Answer: A | Question # 3 Answer: A,B | Question # 4 Answer: Only visible for members | Question # 5 Answer: C |