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Oracle 1Z0-858 Exam Syllabus Topics:

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

1. For a given ServletResponse response, which two retrieve an object for writing text data?
(Choose two.)

A) response.getOutputWriter()
B) response.getOutputStream()
C) response.getWriter()
D) response.getWriter().getOutputStream()
E) response.getWriter(Writer.OUTPUT_TEXT)

2. A developer is designing a web application that makes many fine-grained remote data requests for each client request. During testing, the developer discovers that the volume of remote requests significantly degrades performance of the application. Which design pattern provides a solution for this problem?

A) Business Delegate
B) Model-View-Controller
C) Dispatcher View
D) Transfer Object
E) Flyweight
F) Service Locator

3. You are building a dating web site. The client's date of birth is collected along with lots of other information. The Person class has a derived method, getAge():int, which returns the person's age calculated from the date of birth and today's date. In one of your JSPs you need to print a special message to clients within the age group of 25 through 35. Which two EL code snippets will return true for this condition? (Choose two.)

A) ${not client.age > 35 && client.age < 25}
B) ${client.age le 35 and client.age ge 25}
C) ${client.age between [25,35]}
D) ${client.age between 25 and 35}
E) ${client.age in [25,35]}
F) ${client.age <= 35 && client.age >= 25}

4. Given:
11.
public class MyServlet extends HttpServlet {
12.
public void service(HttpServletRequest request,
13.
HttpServletResponse response)
14.
throws ServletException, IOException {
15.
// insert code here
16.
}
17.
}
and this element in the web application's deployment descriptor:
<error-page> <error-code>302</error-code> <location>/html/error.html</location> </error-page>
Which, inserted at line 15, causes the container to redirect control to the error.html resource?

A) response.sendErrorRedirect(302);
B) response.sendError(302);
C) response.sendRedirect(302);
D) response.setStatus(302);
E) response.setError(302);

5. Your company has a corporate policy that prohibits storing a customer's credit card number in any corporate database. However, users have complained that they do NOT want to reenter their credit card number for each transaction. Your management has decided to use client-side cookies to record the user's credit card number for 120 days. Furthermore, they also want to protect this information during transit from the web browser to the web container; so the cookie must only be transmitted over HTTPS. Which code snippet creates the "creditCard" cookie and adds it to the out going response to be stored on the user's web browser?

A) 10. Cookie c = new Cookie("creditCard", usersCard);
11.
c.setSecure(true);
12.
c.setAge(10368000);
13.
response.addCookie(c);
B) 10. Cookie c = new Cookie("creditCard", usersCard);
11.
c.setSecure(true);
12.
c.setMaxAge(10368000);
13.
response.addCookie(c);
C) 10. Cookie c = new Cookie("creditCard", usersCard);
11.
c.setHttps(true);
12.
c.setAge(10368000);
13.
response.addCookie(c);
D) 10. Cookie c = new Cookie("creditCard", usersCard);
11.
c.setHttps(true);
12.
c.setMaxAge(10368000);
13.
response.setCookie(c);
E) 10. Cookie c = new Cookie("creditCard", usersCard);
11.
c.setSecure(true);
12.
c.setAge(10368000);
13.
response.setCookie(c);

Solutions: