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Oracle 1Z0-858 Exam Syllabus Topics:

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

1. Given a header in an HTTP request:
X-Retries: 4
Which two retrieve the value of the header from a given HttpServletRequest request? (Choose two.)

A) request.getHeaders("X-Retries").get(0)
B) request.getHeader("X-Retries")
C) request.getRequestHeaders("X-Retries").get(0)
D) request.getIntHeader("X-Retries")
E) request.getRequestHeader("X-Retries")

2. 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>MARKETING</role-name> </auth-constraint>
C) <auth-constraint> <role-name>ANY</role-name> </auth-constraint>
D) <auth-constraint> <role-name>*</role-name> </auth-constraint>

3. Which two are valid values for the <transport-guarantee> element inside a <securityconstraint> element of a web application deployment descriptor? (Choose two.)

A) NULL
B) SECURE
C) CONFIDENTIAL
D) INTEGRAL
E) ENCRYPTED

4. Given this fragment from a Java EE deployment descriptor:
124.
<welcome-file>beta.html</welcome-file>
125.
<welcome-file>alpha.html</welcome-file>
And this request from a browser:
http://www.sun.com/SCWCDtestApp/register
Which statement is correct, when the container receives this request?

A) The container first looks for a servlet mapping in the deployment descriptor.
B) The container first looks in the register directory for beta.html.
C) This deployment descriptor is NOT valid.
D) The container first looks in the register directory for alpha.html.

5. 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) Your filter class must also implement javax.servlet.FilterChain.
D) When your filter chains to the next filter, it should pass the same arguments it received in its doFilter method.
E) Your filter class must implement an init method and a destroy method.

Solutions: