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Q1. A web application wants to register a new servlet at runtime using one of the servletContext.addServlet methods. 

In the implementation of which method is it legal to perform this operation? 

A. AsyncListner.oncomplete 

B. Servlet.init 

C. ServletContextListener.contextInitialize 

D. ServletrequestListener.contextInitialize 

Answer: C

Q2. Given the fragment from Java EE deployment descriptor: 

341. 

<error-page> 

Answer:

Q3. Which method must be used to encode a URL passed as an argument to HttpServletResponse. 

sendRedirect when using URL rewriting for session tracking? 

A. ServletResponse.encodeURL 

B. HttpServletResponse.encodeURL 

C. ServletResponse.encodeRedirectURL 

D. HttpServletResponse.encodeRedirectURL 

Answer:

Q4.  

javax.servlet.http.HttpSessionBindingListener { 

Answer:

Q5. You are creating a web form with this HTML: 

11. <form action="sendOrder.jsp"> 

12. <input type="text" name="creditCard"> 

13. <input type="text" name="expirationDate"> 

14. <input type="submit"> 

15. </form> 

Which HTTP method is used when sending this request from the browser? 

A. GET 

B. PUT 

C. POST 

D. SEND 

E. FORM 

Answer: A

Q6. The jquery_1_3_2.jar file contains the JQuery Ajax framework in its META-INF/ resources directory. Where should the jar file be placed inside the web application to ensure the resources it contains are accessible by clients? 

A. WEB-INF/classes 

B. WEB-INF/jar 

C. WEB-INF/lib 

D. WEB INF/resources 

Answer:

Q7. In ServletContext.getNamedDispatcher(string arg0) arg0 is the 

A. url of a servlet relative to the ServletRequest 

B. url of a servlet relative to the Context 

C. name of a servlet D. absolute url to any servlet in any Context 

Answer: B

Q8. Your web application requires the adding and deleting of many session attributes during a complex use case. A bug report has come in that indicates that an important session attribute is being deleted too soon and a NullPointerException is being thrown several interactions after the fact. You have decided to create a session event listener that will log when attributes are being deleted so you can track down when the attribute is erroneously being deleted. 

Which listener class will accomplish this debugging goal? 

A. Create an HttpSessionAttributeListener class and implement the attributeDeleted method and log the attribute name using the getName method on the event object. 

B. Create an HttpSessionAttributeListener class and implement the attributeRemoved method and log the attribute name using the getName method on the event object. 

C. Create an SessionAttributeListener class and implement the attributeRemoved method and log the attribute name using the getAttributeName method on the event object. 

D. Create an SessionAttributeListener class and implement the attributeDeleted method and log the attribute name using the getAttributeName method on the event object. 

Answer:

Q9. } 

Which code snippet on line 14, will determine the age of the session? 

A. session.getMaxInactiveInterval(); 

B. session.getLastAccessed().getTime() – session.getCreationTime().getTime(); 

C. session.getLastAccessedTime().getTime() – session.getCreationTime().getTime(); 

D. session.getLastAccessed() - session.getCreationTime(); 

E. session.getMaxInactiveInterval() – session.getCreationTime(); 

F. session.getLastAccessedTime() – session.getCreationTime(); 

Answer:

Q10. Refer to the Exhibit. 

A servlet sets a session-scoped attribute product with an instance of com.example.product an forward to a JSP. 

Which two output the name of the product in the response? (Choose two) 

A. <%= product.getName() %> 

B. <jsp:useBean id="product" class="com.example.Product" /> 

<%= product.getName() %> 

C. <jsp:useBean id="com.example.Product" scope="page"> 

<%= product.getName() %> 

</jsp:useBean> 

D. <jsp:useBean id="product" type="com.example.Product" 

scope="page" /> 

<%= product.getName() %> 

E. <jsp:useBean id="product" type="com.example.Product"> 

<%= product.getName() %> </jsp:useBean> 

Answer: BD