在线考试系统C#
用C# ADO。NET编写的在线考试系统
代码片段和文件信息
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
目录 0 2013-12-22 14:26 考试管理系统
文件 200178 2013-12-17 23:19 考试管理系统MySchool.sql
目录 0 2013-12-22 14:26 考试管理系统WindowsFormsApplication1
文件 930 2009-10-26 18:57 考试管理系统WindowsFormsApplication1MySchool.sln
文件 158720 2014-01-06 23:41 考试管理系统WindowsFormsApplication1MySchool.suo
目录 0 2013-12-22 14:26 考试管理系统WindowsFormsApplication1WindowsFormsApplication1
文件 24528 2009-11-07 13:37 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddQuestion.Designer.cs
文件 8831 2013-11-29 23:03 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddQuestion.cs
文件 17946 2009-11-07 13:37 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddQuestion.resx
文件 18466 2013-12-05 20:52 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddStudentForm.Designer.cs
文件 11327 2013-12-17 22:54 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddStudentForm.cs
文件 17946 2013-12-05 20:52 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddStudentForm.resx
文件 13718 2013-12-05 22:25 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddTeacherForm.Designer.cs
文件 4323 2013-12-17 23:00 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddTeacherForm.cs
文件 5817 2013-12-05 22:25 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddTeacherForm.resx
文件 30121 2009-11-07 14:22 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerCard.Designer.cs
文件 2958 2013-11-30 11:36 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerCard.cs
文件 18145 2009-11-07 14:22 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerCard.resx
文件 9339 2009-11-07 13:44 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerQuestionForm.Designer.cs
文件 5955 2013-11-30 11:36 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerQuestionForm.cs
文件 18145 2009-11-07 13:44 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerQuestionForm.resx
文件 1 2009-10-12 19:55 考试管理系统WindowsFormsApplication1WindowsFormsApplication1ClassDiagram1.cd
文件 1 2009-10-26 19:14 考试管理系统WindowsFormsApplication1WindowsFormsApplication1ClassDiagram2.cd
文件 429 2009-10-30 17:52 考试管理系统WindowsFormsApplication1WindowsFormsApplication1ClassDiagram3.cd
文件 24592 2009-11-07 13:45 考试管理系统WindowsFormsApplication1WindowsFormsApplication1DetailsQuestions.Designer.cs
文件 10220 2013-11-29 23:07 考试管理系统WindowsFormsApplication1WindowsFormsApplication1DetailsQuestions.cs
文件 17946 2009-11-07 13:45 考试管理系统WindowsFormsApplication1WindowsFormsApplication1DetailsQuestions.resx
文件 13256 2013-12-17 22:55 考试管理系统WindowsFormsApplication1WindowsFormsApplication1EditStudentForm.cs
文件 31396 2013-12-05 22:00 考试管理系统WindowsFormsApplication1WindowsFormsApplication1EditStudentForm.designer.cs
文件 5814 2013-12-05 22:00 考试管理系统WindowsFormsApplication1WindowsFormsApplication1EditStudentForm.resx
文件 6097 2013-12-05 22:26 考试管理系统WindowsFormsApplication1WindowsFormsApplication1EditTeacherForm.cs
............此处省略212个文件信息
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;
namespace MySchool
{
///
/// 增加试题窗体
///
public partial class AddQuestion : Form
{
int difficulty = 0; //难度
int subjectId = 0; //科目编号
string answer = ““; //答案
public AddQuestion()
{
InitializeComponent();
}
//提示用户选择的答案
public void rdoAnswer_Click(object sender EventArgs e)
{
//将sender转换为单选按钮,并获取选中的单选按钮的值
string answer = ((RadioButton)sender).Text;
MessageBox.Show(“你选择了答案“ + answer “提示“ MessageBoxButtons.OK MessageBoxIcon.Information);
}
//提示用户选择的难度
public void rdoDifficulty_Click(object sender EventArgs e)
{
string answer = ((RadioButton)sender).Text;
MessageBox.Show(“你选择了难度“ + answer “提示“ MessageBoxButtons.OK MessageBoxIcon.Information);
}
private void AddQuestionExit_Click(object sender EventArgs e)
{
this.Close();
}
//窗体加载时将科目载入科目组合框中
public void 增加试题_Load(object sender EventArgs e)
{
//查询科目的SQL语句
string sql = “SELECT SubjectName FROM Subject“;
SqlConnection conn = new SqlConnection();
SqlConnectionStringBuilder connbuilder = new SqlConnectionStringBuilder();
connbuilder.DataSource = @“.SQLEXPRESS“;
connbuilder.InitialCatalog = “MySchool“;
connbuilder.IntegratedSecurity = true;
conn.ConnectionString = connbuilder.ConnectionString;
try
{
SqlCommand command = new SqlCommand(sqlconn);
conn.Open();
SqlDataReader dataReader = command.ExecuteReader();
while (dataReader.Read())
{
cboSubject.Items.Add(dataReader[“SubjectName“].ToString());
}
dataReader.Close();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
finally
{
conn.Close();
}
}
//输入验证
public bool ValidateInput()
{
if (txtQuestion.Text == ““)
{
MessageBox.Show(“请输入问题!“);
txtQuestion.Focus();
return false;
}
else if (txtOptionA.Text == ““)
{
MessageBox.Show(“请输入答案A“);
txtOptionA.Focus();
return false;
}
else if (txtOptionB.Text == ““)
{
MessageBox.Show(“请输入答案B“);
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
目录 0 2013-12-22 14:26 考试管理系统
文件 200178 2013-12-17 23:19 考试管理系统MySchool.sql
目录 0 2013-12-22 14:26 考试管理系统WindowsFormsApplication1
文件 930 2009-10-26 18:57 考试管理系统WindowsFormsApplication1MySchool.sln
文件 158720 2014-01-06 23:41 考试管理系统WindowsFormsApplication1MySchool.suo
目录 0 2013-12-22 14:26 考试管理系统WindowsFormsApplication1WindowsFormsApplication1
文件 24528 2009-11-07 13:37 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddQuestion.Designer.cs
文件 8831 2013-11-29 23:03 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddQuestion.cs
文件 17946 2009-11-07 13:37 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddQuestion.resx
文件 18466 2013-12-05 20:52 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddStudentForm.Designer.cs
文件 11327 2013-12-17 22:54 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddStudentForm.cs
文件 17946 2013-12-05 20:52 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddStudentForm.resx
文件 13718 2013-12-05 22:25 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddTeacherForm.Designer.cs
文件 4323 2013-12-17 23:00 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddTeacherForm.cs
文件 5817 2013-12-05 22:25 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AddTeacherForm.resx
文件 30121 2009-11-07 14:22 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerCard.Designer.cs
文件 2958 2013-11-30 11:36 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerCard.cs
文件 18145 2009-11-07 14:22 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerCard.resx
文件 9339 2009-11-07 13:44 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerQuestionForm.Designer.cs
文件 5955 2013-11-30 11:36 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerQuestionForm.cs
文件 18145 2009-11-07 13:44 考试管理系统WindowsFormsApplication1WindowsFormsApplication1AnswerQuestionForm.resx
文件 1 2009-10-12 19:55 考试管理系统WindowsFormsApplication1WindowsFormsApplication1ClassDiagram1.cd
文件 1 2009-10-26 19:14 考试管理系统WindowsFormsApplication1WindowsFormsApplication1ClassDiagram2.cd
文件 429 2009-10-30 17:52 考试管理系统WindowsFormsApplication1WindowsFormsApplication1ClassDiagram3.cd
文件 24592 2009-11-07 13:45 考试管理系统WindowsFormsApplication1WindowsFormsApplication1DetailsQuestions.Designer.cs
文件 10220 2013-11-29 23:07 考试管理系统WindowsFormsApplication1WindowsFormsApplication1DetailsQuestions.cs
文件 17946 2009-11-07 13:45 考试管理系统WindowsFormsApplication1WindowsFormsApplication1DetailsQuestions.resx
文件 13256 2013-12-17 22:55 考试管理系统WindowsFormsApplication1WindowsFormsApplication1EditStudentForm.cs
文件 31396 2013-12-05 22:00 考试管理系统WindowsFormsApplication1WindowsFormsApplication1EditStudentForm.designer.cs
文件 5814 2013-12-05 22:00 考试管理系统WindowsFormsApplication1WindowsFormsApplication1EditStudentForm.resx
文件 6097 2013-12-05 22:26 考试管理系统WindowsFormsApplication1WindowsFormsApplication1EditTeacherForm.cs
............此处省略212个文件信息
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