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Created by info@itofthefuture.com

Welcome Anonimous.User to this quiz related to Test JSP and Servlets.

Read the question and choose the best answer. Time is limited to 40 seconds!

Important! Do not forget to rank the quality of the question (from bad to excellent).
An initiator of the quiz will get royalty score for QnAs created by her/him and can win the Top Creativity Prize.

Question:
The following JSP displays all products a customer ordered in an online shop. How could the doGet-method of the servlet which processes the request look like? displayOrders.jsp: <%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %> <c:forEach var="order" items="${orders}"> ${order}<br> </c:forEach>

// this attribute has been set earlier
int userID = (Integer) request.getSession().getAttribute("user");
// this method retrieves all orders for the specified user from
DB
List pastOrders = retrievePastOrdersFromDatabase(userID);
request.setAttribute("orders", pastOrders);
RequestDispatcher dispatcher =
request.getRequestDispatcher("displayOrders.jsp");
dispatcher.dispatch(request, response);

// this attribute has been set earlier
int userID = (Integer) request.getSession().getAttribute("user");
// this method retrieves all orders for the specified user from
DB
List pastOrders = retrievePastOrdersFromDatabase(userID);
request.setAttribute("orders", pastOrders);
request.dispatch("displayOrders.jsp", request, response);

// this attribute has been set earlier
int userID = (Integer) request.getSession().getAttribute("user");
// this method retrieves all orders for the specified user from
DB
List pastOrders = retrievePastOrdersFromDatabase(userID);
request.setAttribute("orders", pastOrders);
request.forward("displayOrders.jsp", request, response);

Rank the Quality of the Question from "-10" (bad) or "0" (not clear) to 10 (correct) or even 20 (very good!)
-10 (bad/wrong) 0 (not clear) 10 (correct) 20 (very good!)

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