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Oracle 1Z0-858 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Servlet Technology | - Request and response handling - Servlet lifecycle and architecture - Filters and listeners - Session management |
| Topic 2: JavaServer Pages (JSP) | - JSP syntax and lifecycle - Expression Language (EL) - Custom tags and JSTL |
| Topic 3: Web Application Security | - Declarative security - Authentication and authorization |
| Topic 4: Web Application Design and Architecture | - Deployment descriptors (web.xml) - Model-View-Controller (MVC) pattern |
| Topic 5: Web Application Deployment | - Packaging and deployment of WAR files - Application server configuration |
Oracle Java Enterprise Edition 5 Web Component Developer Certified Professional Sample Questions:
Question #1
Given the security constraint in a DD:
101.
<security-constraint>
102.
<web-resource-collection>
103.
<web-resource-name>Foo</web-resource-name>
104.
<url-pattern>/Bar/Baz/*</url-pattern>
105.
<http-method>POST</http-method>
106.
</web-resource-collection>
107.
<auth-constraint>
108.
<role-name>DEVELOPER</role-name>
109.
</auth-constraint>
110.
</security-constraint>
And given that "MANAGER" is a valid role-name, which four are true for this security constraint? (Choose four.)
A. DEVELOPER can do only a POST on resources in the /Bar/Baz directory.
B. MANAGER can do a TRACE on any resource in the /Bar/Baz directory.
C. DEVELOPER can do a GET on resources in the /Bar/Baz directory.
D. MANAGER can do a GET on resources in the /Bar/Baz directory.
E. MANAGER can do a POST on any resource in the /Bar/Baz directory.
F. DEVELOPER can do a TRACE on any resource in the /Bar/Baz directory.
Question #2
Which two are characteristics of the Front Controller pattern? (Choose two.)
A. It reduces maintainability due to the increased complexity of the design.
B. It simplifies remote interfaces to distributed objects.
C. It promotes cleaner application partitioning and encourages reuse.
D. It provides loosely coupled handlers that can be combined in various permutations.
E. It provides an initial point of contact for handling all related requests.
Question #3
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="com.example.Product" /> <jsp:setProperty name="product" property="*" />
B. <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>
C. <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>
D. <jsp:useBean id="product" class="com.example.Product" />
${product.name = param.i1}
${product.price = param.i2}
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 a="foo" b="bar" c="baz" />
B. <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>
C. <prefix:myTag attributes={"foo","bar","baz"} />
D. <prefix:myTag>
<jsp:attribute a="foo" b="bar" c="baz"/> </prefix:myTag>
E. <prefix:myTag>
<jsp:attribute ${"foo", "bar", "baz"} />
</prefix:myTag>
F. <prefix:myTag jsp:attribute a="foo" b="bar" c="baz" />
G. <prefix:myTag>
<jsp:attribute a:foo b:bar c:baz />
</prefix:myTag>
Question #5
Given the two security constraints in a deployment descriptor:
101.
<security-constraint>
102.
<!--a correct url-pattern and http-method goes here-->
103.
<auth-constraint><role-name>SALES</role-name></auth-
103.
<auth-constraint>
104.
<role-name>SALES</role-name>
105.
</auth-constraint>
106.
</security-constraint>
107.
<security-constraint>
108.
<!--a correct url-pattern and http-method goes here-->
109.
<!-- Insert an auth-constraint here -->
110.
</security-constraint>
If the two security constraints have the same url-pattern and http-method, which two, inserted independently at line 109, will allow users with role names of either SALES or MARKETING to access this resource? (Choose two.)
A. <auth-constraint/>
B. <auth-constraint> <role-name>ANY</role-name> </auth-constraint>
C. <auth-constraint> <role-name>MARKETING</role-name> </auth-constraint>
D. <auth-constraint> <role-name>*</role-name> </auth-constraint>
Solutions:
| Question #1 Correct Answer: B,C,D,F | Question #2 Correct Answer: C,E | Question #3 Correct Answer: C | Question #4 Correct Answer: A,B | Question #5 Correct Answer: C,D |
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