开发一个简单的考试系统，在HTML页面中建立一个表单，通过post方法传递参数。题目类型包括单选题、多选题和填空题，要求程序给出考试成绩。
<!DOCTYPE html>
<html>
<head><title>question.html</title><meta name="content-type" content="text/html" charset=UTF-8>
</head>
<body>
<a>请回答下面问题: </a>
<form action="" method="post"><table><tr><td>1.Windows操作系统是那家公司产品？<input type="radio" name="cooperation" value="apple">apple公司<input type="radio" name="cooperation" value="ibm">IBM公司<input type="radio" name="cooperation" value="microsoft">Microsoft公司</td></tr><tr><td>2.下列设计语言，那些事面向对象的？<input type="checkbox" name="language" value="java">java语言<input type="checkbox" name="language" value="c">c语言<input type="checkbox" name="language" value="c++">c++语言</td></tr><tr><td>3.编写Servlet程序应该继承那个类？<input type="text" name="impClass" size="20' vlaue=" "></td></tr><tr><td>4.下图是那种编程语言的图标？<input type="checkbox" name="language" value="c++">c++<input type="checkbox" name="language" value="python">python<input type="checkbox" name="language" value="java">java<br><img src="https://img0.baidu.com/it/u=1302690523,1507510661&fm=253&fmt=auto&app=138&f=PNG?w=989&h=500"></td></tr><td>交卷请单击<input type="submit" name="submit" value="提交">重新交卷请单击<input type="reset" name="reset" value="重置"></td></table>
</form>
</body>
</html>
package com.demo;import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;import javax.jws.WebService;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;@WebServlet(urlPatterns = "/quetionForm")
public class ExamServlet extends HttpServlet{protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {super.doPost(req, resp);}@Overrideprotected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {resp.setContentType("text/html;charset=UTF-8");PrintWriter out = resp.getWriter();String cooperation = req.getParameter("cooperation");
// out.println("1 "+cooperation);String language1 = req.getParameter("language1");String language2 = req.getParameter("language2");String language3 = req.getParameter("language3");
// out.println(" 2 "+language1);String impClass = req.getParameter("impClass");
// out.println(" 3 "+impClass);String languagelogo = req.getParameter("languagelogo");
// out.println("4 "+languagelogo);int sum = 0;try {if(cooperation.equals("Microsoft"))sum += 25;if(language1.equals("java") && language3.equals("c++") ){sum += 25;if(language2 != null)sum -= 25;}if(impClass.equals("HttpServlet"))sum += 25;if(languagelogo.equals("java"))sum += 25;} catch (Exception e) {out.print("请选择正确的答案");}
// out.println("cooperation ==> "+cooperation +"\n"+
// "language ==> "+ language + "\n"+
// "impClass ==> "+ impClass + "\n"+
// "languagelogo ==> "+ languagelogo + "\n"
// + "sum = "+sum);out.println("<!DOCTYPE>");out.println("<HTML>");out.println(" <HEAD><TITLE>result</TITLE></HEAD>");out.println(" <BODY>");out.print(" ");out.println("result == " +sum);out.println(" </BODY>");out.println("</HTML>");out.flush();out.close();}
}
