App_Code/BusinessLogicLayer/SingleProblem.cs

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using System;
using System.Data;
using System.Collections;
using System.Data.SqlClient;
using OnLineExam.DataAccessLayer;
using OnLineExam.DataAccessHelper;


namespace OnLineExam.BusinessLogicLayer
{
    //单选题类
    public class SingleProblem
    {
        #region 私有成员
        private int _ID;                                               //题目编号
        private int _CourseID;                                         //所属科目        
        private string _Title;                                         //题目      
        private string _AnswerA;                                       //答案A
        private string _AnswerB;                                       //答案B
        private string _AnswerC;                                       //答案C
        private string _AnswerD;                                       //答案D
        private string _Answer;                                        //答案
       
        #endregion 私有成员

        #region 属性

        public int ID
        {
            set
            {
                this._ID = value;
            }
            get
            {
                return this._ID;
            }
        }
        public int CourseID
        {
            set
            {
                this._CourseID = value;
            }
            get
            {
                return this._CourseID;
            }
        }
        public string Title
        {
            set
            {
                this._Title = value;
            }
            get
            {
                return this._Title;
            }
        }