Oracle 1Z0-858

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

1. Given a portion of a valid Java EE web application's directory structure:
MyApp | |-- Directory1 | |-- File1.html | |-- META-INF | |-- File2.html
|
|-- WEB-INF
|-- File3.html
You want to know whether File1.html, File2.html, and/or File3.html is protected from direct access by your web client's browsers.
What statement is true?

A) Only File3.html is directly accessible.
B) Only File1.html and File3.html are directly accessible.
C) Only File2.html is directly accessible.
D) Only File2.html and File3.html are directly accessible.
E) Only File1.html is directly accessible.
F) All three files are directly accessible.
G) Only File1.html and File2.html are directly accessible.

2. Which element of a web application deployment descriptor <security-constraint> element is required?

A) <security-role>
B) <web-resource-collection>
C) <auth-method>
D) <transport-guarantee>
E) <realm-name>

3. A developer wants to make a name attribute available to all servlets associated with a particular user, across multiple requests from that user, from the same browser instance.
Which two provide this capability from within a tag handler? (Choose two.)

A) pageContext.getRequest().setAttribute("name", theValue);
B) pageContext.setAttribute("name", theValue);
C) pageContext.setAttribute("name", getSession());
D) pageContext.setAttribute("name", theValue, PageContext.SESSION_SCOPE);
E) pageContext.setAttribute("name", theValue, PageContext.PAGE_SCOPE);
F) pageContext.getSession().setAttribute("name", theValue);

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

A) HttpServletResponse.encodeRedirectURL
B) HttpServletResponse.encodeURL
C) ServletResponse.encodeRedirectURL
D) ServletResponse.encodeURL

5. For manageability purposes, you have been told to add a "count" instance variable to a critical JSP Document so that a JMX MBean can track how frequent this JSP is being invoked. Which JSP code snippet must you use to declare this instance variable in the JSP Document?

A) <jsp:declaration> int count = 0; <jsp:declaration>
B) <jsp:scriptlet.declaration> int count = 0; <jsp:scriptlet.declaration>
C) <%! int count = 0; %>
D) <jsp:declaration.instance> int count = 0; <jsp:declaration.instance>

Solutions: