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学生成绩查询系统是集学生成绩的插入，查询，老师录入成绩，管理员录入课程等等！

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Business
{
    public class Class1
    {
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件       2342  2010-12-17 22:27  AchievementService1\AchievementService.sln

     文件         80  2011-01-02 11:57  AchievementService1\新建 文本文档.txt

    ..A..H.    217088  2011-05-17 21:41  AchievementService1\AchievementService.suo

     文件    2097152  2010-12-27 15:51  AchievementService1\data\stuManger.mdf

     文件    1048576  2010-12-27 15:51  AchievementService1\data\stuManger_log.ldf

     文件    2097152  2010-12-27 15:53  AchievementService1\stuManager\stuManger.mdf

     文件    1048576  2010-12-27 15:53  AchievementService1\stuManager\stuManger_log.ldf

     文件    2097152  2010-12-27 11:43  AchievementService1\1\stuManger.mdf

     文件    1048576  2010-12-27 11:43  AchievementService1\1\stuManger_log.ldf

     文件        231  2010-12-20 21:12  AchievementService1\WinForm\App.config

     文件       4904  2011-04-12 17:28  AchievementService1\WinForm\frmAddAchievement.cs

     文件       3966  2010-12-27 21:38  AchievementService1\WinForm\frmTeacher.cs

     文件       7295  2010-12-26 22:02  AchievementService1\WinForm\frmEditClassNode.resx

     文件       2159  2011-04-11 17:01  AchievementService1\WinForm\SelectStudentMessage.cs

     文件      26895  2010-12-26 13:18  AchievementService1\WinForm\frmEditCourseNode.designer.cs

     文件       8175  2010-12-26 13:18  AchievementService1\WinForm\frmEditCourseNode.resx

     文件      19891  2010-12-19 17:05  AchievementService1\WinForm\frmEditDeptNode.cs

     文件      21759  2010-12-19 09:57  AchievementService1\WinForm\frmEditDeptNode.designer.cs

     文件       7295  2010-11-22 17:19  AchievementService1\WinForm\frmEditDeptNode.resx

     文件       7674  2010-12-28 11:57  AchievementService1\WinForm\frmAddAchievement.resx

     文件      15638  2011-04-12 18:11  AchievementService1\WinForm\frmEditSpeciltyNode.designer.cs

     文件       7295  2010-12-26 19:52  AchievementService1\WinForm\frmEditSpeciltyNode.resx

     文件      16049  2010-12-28 11:57  AchievementService1\WinForm\frmAddAchievement.designer.cs

     文件      10978  2010-12-26 20:39  AchievementService1\WinForm\frmAdmin.resx

     文件       6336  2010-12-28 12:02  AchievementService1\WinForm\frmAdminClassAchieve.cs

     文件      13757  2011-04-12 17:55  AchievementService1\WinForm\frmOrganizationNode.designer.cs

     文件       6922  2011-04-12 17:55  AchievementService1\WinForm\frmOrganizationNode.resx

     文件     195798  2010-12-27 22:50  AchievementService1\WinForm\frmLogin.resx

     文件       9786  2010-12-27 16:11  AchievementService1\WinForm\WinForm.csproj

    ..A..H.     13312  2010-11-09 13:03  AchievementService1\WinForm\WinForm.suo

............此处省略204个文件信息