简单的考试系统

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。


html>
<html>
<head>
    <title>question.htmltitle>
    <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);
    }
 
 
    @Override
    protected 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("");
        out.println("");
        out.println("  result");
        out.println("  ");
        out.print("     ");
        out.println("result == " +sum);
        out.println("  ");
        out.println("");
        out.flush();
        out.close();
    }
}

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原文地址：https://blog.csdn.net/m0_62110645/article/details/133530495