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SUN 310-083 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| JSP Expression Language | 10% | - Functions and reserved words - EL syntax and operators - Implicit variables and scope resolution |
| Web Application Security | 11% | - Authentication and authorization - Transport security - Declarative and programmatic security |
| JSP Standard Actions and Custom Tags | 13% | - Standard actions - Tag Library Descriptor - Simple and Classic tag handlers |
| Web Application Structure and Deployment | 12% | - WAR file structure - Context parameters and initialization - Deployment descriptor (web.xml) |
| JSP Technology Model | 13% | - JSP elements and syntax - Implicit objects - JSP lifecycle and translation |
| Servlet Technology Model | 15% | - Request and response handling - Servlet interface and methods - Servlet lifecycle |
| Session Management | 12% | - Session attributes and listeners - Session lifecycle and tracking - URL rewriting, cookies, SSL |
| Web Container Model | 14% | - Request dispatching - Container architecture and responsibilities - Servlet context attributes |
SUN Sun Certified Web Component Developer for J2EE 5 Sample Questions:
1. Which two statements about tag files are true? (Choose two.)
A) Classic tag handlers and tag files CANNOT reside in the same tag library.
B) A file named foo.tag, bundled in a JAR file but NOT defined in a TLD, triggers a container translation error.
C) A file named foo.tag, located in /WEB-INF/tags/bar, is recognized as a tag file by the container.
D) If files foo1.tag and foo2.tag both reside in /WEB-INF/tags/bar, the container will consider them part of the same tag library.
E) A file named foo.tag, located in a web application's root directory, is recognized as a tag file by the container.
2. Click the Exhibit button.
Given the HTML form:
1 . <html>
2 . <body>
3 . <form action="submit.jsp">
4 . Name: <input type="text" name="i1"><br>
5 . Price: <input type="text" name="i2"><br>
6 . <input type="submit">
7 . </form>
8 . </body>
9 . </html>
Assume the product attribute does NOT yet exist in any scope.
Which code snippet, in submit.jsp, instantiates an instance of com.example.Product that contains the results of the form submission?
A) <jsp:useBean id="product" type="com.example.Product">
< jsp:setProperty name="product" property="name"
value="<%= request.getParameter( "i1" ) %>" />
< jsp:setProperty name="product" property="price"
value="<%= request.getParameter( "i2" ) %>" />
< /jsp:useBean>
B) <jsp:useBean id="product" class="com.example.Product" />
$ {product.name = param.i1}
$ {product.price = param.i2}
C) <jsp:useBean id="com.example.Product" />
< jsp:setProperty name="product" property="*" />
D) <jsp:useBean id="product" class="com.example.Product">
< jsp:setProperty name="product" property="name"
param="i1" />
< jsp:setProperty name="product" property="price"
param="i2" />
< /jsp:useBean>
3. Given:
http://com.example/myServlet.jsp?num=one&num=two&num=three
Which two produce the output "one, two and three"? (Choose two.)
A) ${param.num[0]}, ${param.num[1]} and ${param.num[2]}
B) ${paramValues["num"][0]}, ${paramValues["num"][1]} and ${paramValues["num"][2]}
C) ${parameterValues["num"]["0"]}, ${parameterValues["num"]["1"]} and
$ {parameterValues["num"]["2"]}
D) ${paramValues.num[0]}, ${paramValues.num[1]} and ${paramValues.num[2]}
E) ${paramValues[0],[1] and [2]}
F) ${param.num[0],[1] and [2]}
G) ${parameterValues.num[0]}, ${parameterValues.num[1]} and
$ {parameterValues.num[2]}
4. You are building a dating web site. The client's date of birth is collected along with lots of other information. You have created an EL function with the signature:
calcAge(java.util.Date):int and it is assigned to the name, age, in the namespace, funct. In one of your JSPs you need to print a special message to clients who are younger than 25.
Which EL code snippet will return true for this condition?
A) ${funct:calcAge(client.birthDate) < 25}
B) ${calcAge[client.birthDate] < 25}
C) ${funct:age[client.birthDate] < 25}
D) ${calcAge(client.birthDate) < 25}
E) ${funct:age(client.birthDate) < 25}
F) ${funct:calcAge[client.birthDate] < 25}
5. A session-scoped attribute is stored by a servlet, and then that servlet forwards to a JSP page. Which three jsp:useBean attributes must be used to access this attribute in the JSP page? (Choose three.)
A) beanName
B) name
C) type
D) id
E) bean
F) scope
Solutions:
| Question # 1 Answer: C,D | Question # 2 Answer: D | Question # 3 Answer: B,D | Question # 4 Answer: E | Question # 5 Answer: C,D,F |
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