武汉大学计算机学院C#考试卷子

（2010－2011学年度第2学期2008级）{publicinti;}{publicnewinti;}BaseClassx=y;x.i=100;{publicstaticintCount=0;publicClass1(){}}Class1o1=newClass1();Class1o2=newClass1();abstractclassBaseClass{publicvirtualvoidMethodA(){publicvirtualvoidMethodB(){}classClass1:BaseClass{publicvoidMethodA(){publicoverridevoidMethodB(){}}}}}classClass2:Class1{}classMainClass{publicstaticvoidMain(string[]args){}}Class2o=newClass2();newpublicvoidMethodB(){}{}classB:A{}{publicB(){publicA(){}}publicstaticvoidMain(){}Bb=newB();Console.ReadLine();}usingSystem.Collections.Generic;usingSystem.Text;{publicclassPerson{privateintno;privatestringname;publicvoidinput()no=int.Parse(Console.ReadLine());}publicvoiddisp()}}publicclassStudent:Person{privatestringsclass;privateintdegree;publicvoidinput(){base.input();sclass=Console.ReadLine();degree=int.Parse(Console.ReadLine());}newpublicvoiddisp(){base.disp();}}publicclassTeacher:Person{privatestringprof;privatestringdepart;publicvoidinput(){base.input();prof=Console.ReadLine();depart=Console.ReadLine();}newpublicvoiddisp(){base.disp();}}{staticvoidMain(string[]args){Students1=newStudent();Teachert1=newTeacher();}}}usingSystem.Collections.Generic;usingSystem.Text;{publicpartialclassForm2:Form{BindingSourcemybs=newBindingSource();//类变量publicForm2(){InitializeComponent();}privatevoidForm2_Load(objectsender,EventArgse){stringmystr,mysql;myconn.ConnectionString=mystr;textBox1.DataBindings.Add(mybinding1);//将student.学号与textBox1文本框绑定起来textBox2.DataBindings.Add(mybinding2);textBox3.DataBindings.Add(mybinding3);}privatevoidbutton1_Click(objectsender,EventArgse){if(mybs.Position!=0)mybs.MoveFirst();//移到第一个记录}privatevoidbutton2_Click(objectsender,EventArgse){if(mybs.Position!=0)}privatevoidbutton3_Click(objectsender,EventArgse){if(mybs.Position!=mybs.Co