Oracle 1Z0-858

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

1. Assume the tag handler for a st:simple tag extends SimpleTagSupport. In what way can scriptlet code be used in the body of st:simple?

A) add scripting-enabled="true" to the start tag for the st:simple element
B) set the body content type to JSP in the TLD
C) add a pass-through Classic tag with a body content type of JSP to the body of st:simple, and place the scriptlet code in the body of that tag
D) Scriptlet code is NOT legal in the body of st:simple.

2. Which two are valid and equivalent? (Choose two.)

A) <jsp:expr>int i;</jsp:expr>
B) <%= int i; %>
C) <jsp:scriptlet>int i;</jsp:scriptlet>
D) <jsp:declaration>int i;</jsp:declaration>
E) <%! int i; %>

3. Which interface must a class implement so that instances of the class are notified after any object is added to a session?

A) javax.servlet.http.HttpSessionValueListener
B) javax.servlet.http.HttpSessionListener
C) javax.servlet.http.HttpSessionAttributeListener
D) javax.servlet.http.HttpSessionBindingListener

4. Your web application uses a simple architecture in which servlets handle requests and then forward to a JSP using a request dispatcher. You need to pass information calculated in the servlet to the JSP for view generation. This information must NOT be accessible to any other servlet, JSP or session in the webapp. Which two techniques can you use to accomplish this goal? (Choose two.)

A) Add parameters to the request object.
B) Add parameters to the JSP's URL when generating the request dispatcher.
C) Use the pageContext object to add request attributes.
D) Add attributes on the request object.
E) Add attributes to the session object.

5. 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) ServletResponse.encodeURL
C) ServletResponse.encodeRedirectURL
D) HttpServletResponse.encodeURL

Solutions: