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Oracle 1Z0-858 Exam Syllabus Topics:

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

1. You are creating a new JSP page and you need to execute some code that acts when the page is first executed, but only once. Which three are possible mechanisms for performing this initialization code? (Choose three.)

A) In a JSP declaration, which includes an initializer block.
B) In the constructor of the JSP's Java code.
C) In the init method.
D) In a JSP declaration, which includes a static initializer block.
E) In the jspInit method.

2. Which JSTL code snippet can be used to perform URL rewriting?

A) <a href='<c:link url="foo.jsp"/>' />
B) <a href='<c:link value="foo.jsp"/>' />
C) <a href='<c:url url="foo.jsp"/>' />
D) <a href='<c:url value="foo.jsp"/>' />

3. You are designing an n-tier Java EE application. You have already decided that some of your JSPs will need to get data from a Customer entity bean. You are trying to decide whether to use a Customer stub object or a Transfer Object. Which two statements are true? (Choose two.)

A) The stub will increase the logic necessary in the JSPs.
B) The Transfer Object will decrease data staleness.
C) The stub will increase network traffic.
D) In both cases, the JSPs can use EL expressions to get data.
E) Using the stub approach allows you to design the application without using a Service Locator.
F) Only the Transfer Object will need to use a Business Delegate.

4. A developer is designing a web application that must support multiple interfaces, including:
an XML web service for B2B HTML for web-based clients WML for wireless customers
Which design pattern provides a solution for this problem?

A) Model-View-Controller
B) Chain of Responsibility
C) Business Delegate
D) Data Access Object
E) Session Facade

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

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