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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 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) Data Access Object
B) Service Activator
C) Remote Proxy
D) Front Controller
E) Business Delegate
F) Intercepting Filter

2. You want to create a filter for your web application and your filter will implement javax.servlet.Filter.
Which two statements are true? (Choose two.)

A) The method that your filter invokes on the object it received that implements javax.servlet.FilterChain can invoke either another filter or a servlet.
B) Your filter class must implement a doFilter method that takes, among other things, an HTTPServletRequest object and an HTTPServletResponse object.
C) When your filter chains to the next filter, it should pass the same arguments it received in its doFilter method.
D) Your filter class must also implement javax.servlet.FilterChain.
E) Your filter class must implement an init method and a destroy method.

3. Which retrieves all cookies sent in a given HttpServletRequest request?

A) request.getSession().getCookies()
B) request.getAttributes()
C) request.getSession().getAttributes()
D) request.getCookies()

4. Which two actions protect a resource file from direct HTTP access within a web application? (Choose two.)

A) placing it in the /secure directory
B) creating a <secure-resource> element within the deployment descriptor
C) placing it in the /META-INF/secure directory
D) placing it in the /WEB-INF directory
E) creating a <web-resource> element within the deployment descriptor

5. 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 a GET on resources in the /Bar/Baz directory.
B) MANAGER can do a GET on resources in the /Bar/Baz directory.
C) DEVELOPER can do a TRACE on any resource in the /Bar/Baz directory.
D) DEVELOPER can do only a POST on resources in the /Bar/Baz directory.
E) MANAGER can do a TRACE on any resource in the /Bar/Baz directory.
F) MANAGER can do a POST on any resource in the /Bar/Baz directory.

Solutions: