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Oracle 1Z0-858 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Web Container Model | 10% | - Filters and interceptors - Event listeners - Container services |
| Topic 2: Web Application Security | 12% | - Data protection and transport security - Authorization and roles - Authentication methods |
| Topic 3: Web Application Structure and Deployment | 10% | - Annotations for configuration - Deployment descriptor (web.xml) - WAR file structure |
| Topic 4: Expression Language (EL) and Standard Actions | 10% | - Accessing JavaBeans and collections - Standard JSP actions - EL syntax and operators |
| Topic 5: Servlet Technology Model | 15% | - Request and response handling - Servlet lifecycle - Servlet configuration and initialization |
| Topic 6: Session Management | 10% | - Session tracking mechanisms - Session lifecycle - Session attributes and scope |
| Topic 7: Design Patterns and Architecture | 8% | - Service Locator, Business Delegate - Intercepting Filter, Front Controller - MVC pattern |
| Topic 8: JSTL and Custom Tag Development | 12% | - JSTL core and formatting tags - Tag files and descriptors - Tag handler lifecycle |
| Topic 9: JSP Technology Model | 13% | - Implicit objects - Elements and syntax - JSP lifecycle |
Oracle Java Enterprise Edition 5 Web Component Developer Certified Professional Sample Questions:
1. 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) Simply rename the legacy WAR file as a JAR file and place it in your webapp's library directory.
B) 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.
C) 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.
D) 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.
2. A JSP page contains a taglib directive whose uri attribute has the value dbtags. Which XML element within the web application deployment descriptor defines the associated TLD?
A) <tld>
<tld-uri>dbtags</tld-uri>
<tld-location>/WEB-INF/tlds/dbtags.tld</tld-location>
</tld>
B) <taglib>
<uri>dbtags</uri>
<location>/WEB-INF/tlds/dbtags.tld</location>
</taglib>
C) <taglib>
<taglib-uri>dbtags</taglib-uri>
<taglib-location>
/WEB-INF/tlds/dbtags.tld
</taglib-location>
</taglib>
D) <tld>
<uri>dbtags</uri>
<location>/WEB-INF/tlds/dbtags.tld</location>
</tld>
3. 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) type
B) scope
C) id
D) beanName
E) name
F) bean
4. DRAG DROP
Click the Task button.
Place the code snippets in the proper order to construct the JSP code to import static content into a JSP page at translation-time.
5. Assume the custom tag my:errorProne always throws a java.lang.RuntimeException with the message "File not found."
An error page has been configured for this JSP page.
Which option prevents the exception thrown by my:errorProne from invoking the error page mechanism, and outputs the message "File not found" in the response?
A) <c:try>
<my:errorProne />
<c:catch var="ex" />
${ex.message}
</c:try>
B) <my:errorProne>
<c:catch var="ex">
${ex.message}
</c:catch>
</my:errorProne>
C) <c:try catch="ex">
<my:errorProne />
</c:try>
${ex.message}
D) <c:try>
<my:errorProne />
</c:try>
<c:catch var="ex" />
${ex.message}
E) <c:catch var="ex">
<my:errorProne />
</c:catch>
${ex.message}
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C | Question # 3 Answer: A,B,C | Question # 4 Answer: Only visible for members | Question # 5 Answer: E |







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