91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

資源簡介

為了保障整個系統的安全性，在線考試系統實現了分類驗證的登錄模塊，通過此模塊，可以對不同身份的登錄用戶進行驗證，確保了不同身份的用戶操作系統。在抽取試題上，系統使用隨機抽取試題的方式，體現了考試的客觀與公正。當考生答題完畢之后，提交試卷即可得知本次考試的得分，體現系統的高效性。在后臺管理上，分后臺管理員管理模塊和試題管理模塊。分別適應不同的用戶，前者只有系統的高級管理員才能進入，對整個系統進行管理。而后者只允許教師登錄，教師可以對自己任教的科目試題進行修改，并且可以查看所有參加過自己任教科目的學生成績。

資源截圖

代碼片段和文件信息 

using?System;
using?System.Data;
using?System.Configuration;
using?System.Collections;
using?System.Web;
using?System.Web.Security;
using?System.Web.UI;
using?System.Web.UI.WebControls;
using?System.Web.UI.WebControls.WebParts;
using?System.Web.UI.HtmlControls;
using?System.IO;
using?System.Drawing.Imaging;
using?System.Drawing;
public?partial?class?Image?:?System.Web.UI.Page
{
????protected?void?Page_Load（object?sender?EventArgs?e）
????{
????????string?tmp?=?RndNum（Convert.ToInt16（6））;
????????Session[“verify“]?=?tmp;
????????ValidateCode（tmp）;
????}
????private?void?ValidateCode（string?VNum）
????{
????????Bitmap?Img?=?null;
????????Graphics?g?=?null;
????????MemoryStream?ms?=?null;
????????int?gheight?=?VNum.Length?*?9;
????????Img?=?new?Bitmap（gheight?18）;
????????g?=?Graphics.FromImage（Img）;
????????//背景顏色
????????g.Clear（Color.WhiteSmoke）;
????????//文字字體
????????Font?f?=?new?Font（“Tahoma“?9）;
????????//文字顏色
????????SolidBrush?s?=?new?SolidBrush（Color.Red）;
????????g.DrawString（VNum?f?s?3?3）;
????????ms?=?new?MemoryStream（）;
????????Img.Save（ms?ImageFormat.Jpeg）;
????????Response.ClearContent（）;
????????Response.ContentType?=?“image/Jpeg“;
????????Response.BinaryWrite（ms.ToArray（））;
????????g.Dispose（）;
????????Img.Dispose（）;
????????Response.End（）;
????}
????private?string?RndNum（int?VcodeNum）
????{
????????string?MaxNum?=?““;
????????string?MinNum?=?““;
????????for?（int?i?=?0;?i?????????{
????????????MaxNum?=?MaxNum?+?“5“;
????????}
????????MinNum?=?MaxNum.Remove（0?1）;
????????Random?rd?=?new?Random（）;
????????string?VNum?=?Convert.ToString（rd.Next（Convert.ToInt32（MinNum）?Convert.ToInt32（MaxNum）））;
????????return?VNum;
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????4251??2007-12-02?09:48??在線考試系統\ExamOnLine\admin\AddExamination.aspx

?????文件???????2234??2007-12-02?09:26??在線考試系統\ExamOnLine\admin\AddExamination.aspx.cs

?????文件???????2575??2007-12-02?08:39??在線考試系統\ExamOnLine\admin\AddStudentInfo.aspx

?????文件???????1878??2007-12-02?09:27??在線考試系統\ExamOnLine\admin\AddStudentInfo.aspx.cs

?????文件???????2402??2007-12-02?08:40??在線考試系統\ExamOnLine\admin\AddTeacherInfo.aspx

?????文件???????2457??2007-12-02?09:28??在線考試系統\ExamOnLine\admin\AddTeacherInfo.aspx.cs

?????文件???????1924??2007-12-02?08:40??在線考試系統\ExamOnLine\admin\AdminChangePwd.aspx

?????文件???????1763??2007-12-02?09:28??在線考試系統\ExamOnLine\admin\AdminChangePwd.aspx.cs

?????文件???????2471??2007-12-02?08:44??在線考試系統\ExamOnLine\admin\AdminManage.aspx

?????文件???????1056??2007-12-02?09:29??在線考試系統\ExamOnLine\admin\AdminManage.aspx.cs

?????文件???????2493??2007-12-02?08:45??在線考試系統\ExamOnLine\admin\ChangeStudentInfo.aspx

?????文件???????1961??2007-12-02?09:30??在線考試系統\ExamOnLine\admin\ChangeStudentInfo.aspx.cs

?????文件???????3939??2007-12-02?08:46??在線考試系統\ExamOnLine\admin\ExaminationDetail.aspx

?????文件???????2629??2007-12-02?09:31??在線考試系統\ExamOnLine\admin\ExaminationDetail.aspx.cs

?????文件???????2737??2007-12-02?08:47??在線考試系統\ExamOnLine\admin\ExaminationInfo.aspx

?????文件???????2400??2007-12-02?09:33??在線考試系統\ExamOnLine\admin\ExaminationInfo.aspx.cs

?????文件???????2665??2007-12-02?08:48??在線考試系統\ExamOnLine\admin\ExaminationResult.aspx

?????文件???????1488??2007-12-02?09:34??在線考試系統\ExamOnLine\admin\ExaminationResult.aspx.cs

?????文件????????608??2007-11-26?09:10??在線考試系統\ExamOnLine\admin\Img\back_08.gif

?????文件????????606??2007-11-26?09:10??在線考試系統\ExamOnLine\admin\Img\back_11.gif

?????文件???????3259??2007-11-26?09:12??在線考試系統\ExamOnLine\admin\Img\back_left_06.gif

?????文件???????9907??2007-12-02?08:48??在線考試系統\ExamOnLine\admin\left.htm

?????文件????????447??2007-12-02?08:49??在線考試系統\ExamOnLine\admin\Logout.aspx

?????文件????????644??2007-12-02?08:49??在線考試系統\ExamOnLine\admin\Logout.aspx.cs

?????文件???????2829??2007-12-02?09:48??在線考試系統\ExamOnLine\admin\StudentInfo.aspx

?????文件???????2366??2007-12-02?09:35??在線考試系統\ExamOnLine\admin\StudentInfo.aspx.cs

?????文件???????2177??2007-12-02?08:51??在線考試系統\ExamOnLine\admin\Subject.aspx

?????文件???????2078??2007-12-02?09:36??在線考試系統\ExamOnLine\admin\Subject.aspx.cs

?????文件???????2312??2007-12-02?08:51??在線考試系統\ExamOnLine\admin\TeacherInfo.aspx

?????文件???????1719??2007-12-02?09:37??在線考試系統\ExamOnLine\admin\TeacherInfo.aspx.cs

............此處省略69個文件信息

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