SUN Sun Certified Web Component Developer for J2EE 5 - 310-083

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SUN 310-083 Exam Syllabus Topics:

SUN Sun Certified Web Component Developer for J2EE 5 Sample Questions:

1. Given:
3 . public class MyTagHandler extends TagSupport {
4 . public int doStartTag() {
5 . // insert code here
6 . // return an int
7 . }
8 . // more code here
...
18. }
There is a single attribute foo in the session scope.
Which three code fragments, inserted independently at line 5, return the value of the attribute? (Choose three.)

A) Object o = pageContext.getAttribute("foo",
PageContext.SESSION_SCOPE);
B) Object o = pageContext.findAttribute("foo");
C) Object o = pageContext.getAttribute("foo");
D) HttpServletRequest r = pageContext.getRequest();
Object o = r.getAttribute("foo");
E) HttpSession s = pageContext.getSession();
Object o = s.getAttribute("foo");

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

3. Your company has a corporate policy that prohibits storing a customer's credit card number in any corporate database. However, users have complained that they do NOT want to re- enter their credit card number for each transaction. Your management has decided to use client-side cookies to record the user's credit card number for 120 days. Furthermore, they also want to protect this information during transit from the web browser to the web container; so the cookie must only be transmitted over HTTPS. Which code snippet creates the "creditCard" cookie and adds it to the out going response to be stored on the user's web browser?

A) 10. Cookie c = new Cookie("creditCard", usersCard);
1 1. c.setSecure(true);
1 2. c.setAge(10368000);
1 3. response.setCookie(c);
B) 10. Cookie c = new Cookie("creditCard", usersCard);
1 1. c.setHttps(true);
1 2. c.setAge(10368000);
1 3. response.addCookie(c);
C) 10. Cookie c = new Cookie("creditCard", usersCard);
1 1. c.setSecure(true);
1 2. c.setMaxAge(10368000);
1 3. response.addCookie(c);
D) 10. Cookie c = new Cookie("creditCard", usersCard);
1 1. c.setHttps(true);
1 2. c.setMaxAge(10368000);
1 3. response.setCookie(c);
E) 10. Cookie c = new Cookie("creditCard", usersCard);
1 1. c.setSecure(true);
1 2. c.setAge(10368000);
1 3. response.addCookie(c);

4. Click the Exhibit button.
The Appliance class is a Singleton that loads a set of properties into a Map from an external data source. Assume:
An instance of the Appliance class exists in the application-scoped attribute, appl
The appliance object includes the name property that maps to the value Cobia
The request-scoped attribute, prop, has the value name.
Which two EL code snippets will display the string Cobia? (Choose two.)

A) ${appl.getProperties().get(prop)}
B) ${appl.getProperties().get('name')}
C) ${appl.properties[prop]}
D) ${appl.properties[name]}
E) ${appl.properties.prop}
F) ${appl.properties.name}

5. You are creating a web form with this HTML:
1 1. <form action="sendOrder.jsp">
1 2. <input type="text" name="creditCard">
1 3. <input type="text" name="expirationDate">
1 4. <input type="submit">
1 5. </form>
Which HTTP method is used when sending this request from the browser?

A) SEND
B) PUT
C) FORM
D) POST
E) GET

Solutions: