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Oracle 1Z0-858 Exam Syllabus Topics:

Oracle Java Enterprise Edition 5 Web Component Developer Certified Professional Sample Questions:

1. A developer is designing a multi-tier web application and discovers a need to log each incoming client request. Which two patterns, taken independently, provide a solution for this problem? (Choose two.)

A) Intercepting Filter
B) Front Controller
C) Business Delegate
D) Model-View-Controller
E) Service Locator
F) Transfer Object

2. You are developing several tag libraries that will be sold for development of third-party web applications. You are about to publish the first three libraries as JAR files: container-tags.jar, advanced-html-form-tags.jar, and basic-html-form-tags.jar. Which two techniques are appropriate for packaging the TLD files for these tag libraries? (Choose two.)

A) The TLD must be located within the WEB-INF directory of the JAR file.
B) The TLD must be located within a subdirectory of META-INF/tld/ directory of the JAR file.
C) The TLD must be located within a subdirectory of WEB-INF directory of the JAR file.
D) The TLD must be located within a subdirectory of META-INF directory of the JAR file.
E) The TLD must be located within the META-INF directory of the JAR file.
F) The TLD must be located within the META-INF/tld/ directory of the JAR file.

3. Given the JSP code:
10.<html>
11.<body>
12.<jsp:useBean id='customer' class='com.example.Customer' />
13.Hello, ${customer.title} ${customer.lastName}, welcome
14.to Squeaky Beans, Inc.
15.</body>
16.</html>
Which three types of JSP code are used? (Choose three.)

A) expression language
B) standard action
C) template text
D) Java code
E) scripting code

4. 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) Intercepting Filter
B) Composite Facade
C) Transfer Object
D) Facade
E) View Helper

5. 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) <taglib>
<uri>dbtags</uri>
<location>/WEB-INF/tlds/dbtags.tld</location>
</taglib>
B) <tld>
<tld-uri>dbtags</tld-uri>
<tld-location>/WEB-INF/tlds/dbtags.tld</tld-location>
</tld>
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>

Solutions: