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Oracle 1Z0-858 Exam Syllabus Topics:

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

Question 1

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.setAge(10368000);
13.
response.setCookie(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.setMaxAge(10368000);
13.
response.addCookie(c);

Question 2

Squeaky Beans Inc. hired an outside consultant to develop their web application. To finish the job quickly, the consultant created several dozen JSP pages that directly communicate with the database. The Squeaky business team has since purchased a set of business objects to model their system, and the Squeaky developer charged with maintaining the web application must now refactor all the JSPs to work with the new system. Which pattern can the developer use to solve this problem?

A. Business Delegate
B. Service Locator
C. Intercepting Filter
D. Transfer Object

Question 3

Click the Exhibit button.
Assuming the tag library in the exhibit is imported with the prefix stock, which custom tag invocation outputs the contents of the variable exposed by the quote tag?

A. <stock:quote symbol="SUNW" var="quote" />
${quote}
B. <stock:quote symbol="SUNW">
${var}
</stock:quote>
C. ${var}
<stock:quote symbol="SUNW" />
D. <stock:quote symbol="SUNW" var="quote">
<%= quote %> </stock:quote>
E. <stock:quote symbol="SUNW" />
${var}

Question 4

Given an HttpServletRequest request and an HttpServletResponse response:
41.
HttpSession session = null;
42.
// insert code here
43.
if(session == null) {
44.
// do something if session does not exist
45.
} else {
46.
// do something if session exists
47.
}
To implement the design intent, which statement must be inserted at line 42?

A. session = response.getSession();
B. session = request.getSession();
C. session = request.getSession(true);
D. session = request.getSession(false);
E. session = request.getSession("jsessionid");

Question 5

What is the purpose of session management?

A. To store information on the server-side between HTTP requests.
B. To tell the web container to keep the HTTP connection alive so it can make subsequent requests without the delay of making the TCP connection.
C. To manage the user's login and logout activities.
D. To store information on the client-side between HTTP requests.

Solutions: