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Oracle 1Z0-858 Exam Syllabus Topics:

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

1. Given an EL function foo, in namespace func, that requires a long as a parameter and returns a Map, which two are valid invocations of function foo? (Choose two.)

A) ${foo(5):func}
B) ${func:foo("3").name}
C) ${func:foo("easy")}
D) ${func:foo(2)}
E) ${func(1)}
F) ${foo:func(4)}

2. DRAG DROP
Click the Task button.
A servlet context listener loads a list of com.example.Product objects from a database and
stores that list into the catalog attribute of the ServletContext object.
Place code snippets to construct a jsp:useBean standard action to access this catalog.

3. Given the JSP code:
<% request.setAttribute("foo", "bar"); %>
and the Classic tag handler code:
5.public int doStartTag() throws JspException {
6.// insert code here
7.// return int
8.}
Assume there are no other "foo" attributes in the web application.
Which invocation on the pageContext object, inserted at line 6, assigns "bar" to the variable x?

A) String x = (String) pageContext.getRequestScope("foo");
B) String x = (String) pageContext.getAttribute("foo");
C) String x = (String) pageContext.getRequest().getAttribute("foo");
D) String x = (String) pageContext.getAttribute("foo", PageContext.ANY_SCOPE);
E) It is NOT possible to access the pageContext object from within doStartTag.

4. A developer has created a web application that includes a servlet for each use case in the application. These servlets have become rather difficult to maintain because the request processing methods have become very large. There is also common processing code in many servlets because these use cases are very similar. Which two design patterns can be used together to refactor and simplify this web application? (Choose two.)

A) View Helper
B) Business Delegate
C) Model-View-Controller
D) Proxy
E) Session Facade
F) Front Controller

5. DRAG DROP
Click the Task button.
Place the events in the order they occur.

Solutions: