Java EE 6 Web Component Developer Certified Expert Exam (1Z1-899) Free Practice Test

Question 1

In a jsp-centric shopping cart application cart application to move a client's home address of Customer object into the shipping address of the order object. The address data is stored in a value object class called Address with properties for: street address, city, province, country, and postal code.
Which two code snippets can be used to accomplish this goal? (Choose two.)

A. <c:set target='${order}' property='shipAddress'value='${client.homeAddress}' />

B. <jsp:setProperty name='${order}' property='shipAddress'value='${client.homeAddress}' />

C. <c:set var='order' property='shipAddress'value='${client.homeAddress}' />

D. <c:setProperty name='${order}' property='shipAddress'><jsp:getProperty name='client' property='homeAddress' /></c:setProperty>

E. <c:set target='${order}' property='shipAddress'><jsp:getProperty name='client' property='homeAddress'
/></c:set>

F. <c:set var='order' property='shipAddress'><jsp:getProperty name='client' property='homeAddress'
/></c:store>

Correct Answer: A,E

Question 2

Which method must be used to encode a URL passed as an argument to HttpServletResponse. sendRedirect when using URL rewriting for session tracking?

A. ServletResponse.encodeURL

B. HttpServletResponse.encodeURL

C. HttpServletResponse.encodeRedirectURL

D. ServletResponse.encodeRedirectURL

Correct Answer: C

Question 3

You are building JSP pages that have a set of menus that are visible based on a user's security role. These menus are hand-crafted by your web-design team; for example, the SalesManager role has a menu in the file
/WEB-INF/html/sales-mgr-menu.html.
Which JSP code snippet should be used to make this menu visible to the user?

A. <% if ( request.isUserInRole("SalesManager") ) { %><jsp:include
file='/WEB-INF/html/sales-mgr-menu.html' /><% } %>

B. <jsp:if test= 'request.isUserInRole ("SalesManager") '><%@ include file
'/WEB-INF/html/sales-mgr-menu.html' /%></jsp:if>

C. <% if (request.isUserInRole ("SalesManager") ) { %><%@ include file='
/WEB-INF/html/sales-mgr-menu.html' %><% } %>

D. <jsp:if test= 'request.isUserInRole("SalesManager")'><jsp:include file
'/WEB-INF/html/sales-mgr-menu.html' /></jsp:if>

Correct Answer: C

Question 4

Which three are true about the HttpServletRequestWrapper class? (Choose three.)

A. An HttpServletRequestWrapper CANNOT be used on the request passed to the RequestDispatcher.interface.

B. The HttpServletRequestWrapper can be used to extend the functionality of a servlet request.

C. A subclass of HttpServletRequestWrapper CANNOT modify the behavior of the getReader method.

D. An HttpServletRequestWrapper may modify the header of a request within an object implementing the javax.servlet.Filter interface.

E. An HttpServletRequestWrapper may be used only by a class implement the javax.servlet.Filter interface.

F. The HttpServletRequestWrapper is an example of the Decorator pattern.

Correct Answer: B,D,F

Question 5

You have been contracted to create a web site for a free dating service. One feature is the ability for one client to send a message to another client, which is displayed in the latter client's private page. Your contract explicitly states that security is a high priority. Therefore, you need to prevent cross-site hacking in which one user inserts JavaScript code that is then rendered and invoked when another user views that content.
Which two JSTL code snippets will prevent cross-site hacking in the scenario above? (Choose two.)

A. <c:out value= '${message}' />

B. <c:out eliminateXml= 'true'>${message}</c:out>

C. <c:out>${message}</c:out>

D. <c:out value='${message}' eliminateXml= 'true' />

E. <c:out value= '${message}' escapeXMl= 'true' />

Correct Answer: A,E

Question 6

Given the web application deployment descriptor elements:

Which element, inserted at line 27, causes the ParamAdder filter to be applied when MyServlet is invoked by another servlet using the RequestDispatcher.include method?

A. <filter-condition>INCLUDE</filter-condition>

B. <filter-condition>include</filter-condition>

C. <dispatcher>include</dispatcher>

D. <dispatcher>INCLUDE</dispatcher>

E. <include/>

Correct Answer: D

Question 7

A session-scoped attribute is stored by a servlet, and then servlet forwards to a JSP page. Which three jsp:useBean attributes must be used to access this attribute in the JSP page? (Choose three.)

A. scope

B. bean

C. beanName

D. type

E. id

F. name

Correct Answer: A,D,E

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Oracle Java EE 6 Web Component Developer Certified Expert (1Z1-899) Free Practice Test