以下能正确定义数据类型TelBook的代码是 ______。A．Type TelBook Name As String *10 TelNum As Integer End TypeB．Type TelBook Name As String*10 TelNum As Integer End TelBookC．Type TelBook Name String*10 TelNum Integer End Type TelBookD．TypedefTelBook NameString*10 TelNum Integer End Type
以下能正确定义数据类型TelBook的代码是 ______。
A．Type TelBook Name As String *10 TelNum As Integer End Type
B．Type TelBook Name As String*10 TelNum As Integer End TelBook
C．Type TelBook Name String*10 TelNum Integer End Type TelBook
D．TypedefTelBook NameString*10 TelNum Integer End Type
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阅读以下说明和java代码，将应填入(n)处的字句写在对应栏内。[说明]本程序中预设了若干个用户名和口令。用户输入正确的用户名后，可以查找对应的口令，一旦输入结束标记“end”，程序结束。[Java代码]import java. io. *:public class User {public String user;public Siring pass;public User() { }public User( String u,String p) {user=u;pass=p;}public String (1) () { return this. user; }public String (2) () { return this. pass; }public static void main(String[] args) {User ua[]={new User("Li","123456"), new User("wang","654321"),new User("Song","666666")};while(true) {InputStreamReader reader = new InputStreamReader(System. in);BufferedReader inpul = new BnfferedReader(reader);System. out. print("Enter your name:");String name = null;try { name = input. readLine();}catch (IOException ex) {}if((3)) break;int i;for (i=0;i＜3;i++) {if (name. equals(ua[i]. getUser())){System. out. println("密码:"+ua[i].getPass());(4);}}if ((5)) System. out. println("该用户不存在!");}}}
设在工程中有一个标准模块，其中定义了如下记录类型 Type Books Name As String*10 TelNum As String*20 End Type 在窗体上画一个名为Command1的命令按钮，要求当执行事件过程Command1_Click时， 在顺序文件Person.txt中写入一条记录。下列能够完成该操作的事件过程是 ______。A．Private Sub Command1_Click() Dim B As Books Open "c:\Person.txt"For Output As #1 B.Name=InputBox("输入姓名") B.TelNum=InputBox("输入电话号码") Write #1，B.Name，B.TelNum Close #1 End SubB．Private Sub Command1_Click() Dim B As Books Open"c:\Person.txt" For Input As #1 B.Name=InputBox("输入姓名") B.TelNum=InputBox("输入电话号码") Print #1，B.Name，B.TelNum Close #1 End SubC．Private Sub Command1_Click() Dim B As Books Open"c:\Person.txt"For Output As #1 B.Name=InputBox("输入姓名") B.TelNum=InputBox("输入电话号码") Write#1，B Close #1 End SubD．Private Sub Command1_Click() Dim B As Books Open"c:\Person.txt"For Input As #1 Name=InputBox("输入姓名") TelNum=InputBox("输入电话号码") Print#1，Name，TelNum Close #1 End Sub
（ 35 ）设在工程文件中有一个标准模块，其中定义了如下记录类型：Type BooksName As String * 10TelNum As String * 20End Type在窗体上画一个名为 Command1 的命令按钮，要求当执行事件过程 Command1_Click 时，在顺序文件Person.txt 中写入一条 Books 类型的记录。下列能够完成该操作的事件过程是A ） Private Sub Command1_Click()Dim B As BooksOpen “ Person.txt ” For Output As #`1B.Name=InputBox( “ 输入姓名 ” )B.TelNum=InputBox( “ 输入电话号码 ” )Write #1,B.Name,B.TelNumClose #1End SubB ） Private Sub Command1_Click()Dim B As BooksOpen “ Person.txt ” For input As #`1B.Name=InputBox( “ 输入姓名 ” )B.TelNum=InputBox( “ 输入电话号码 ” )Print #1,B.Name,B.TelNumClose #1End SubC ） Private Sub Command1_Click()Dim B As BooksOpen “ Person.txt ” For Output As #`1B.Name=InputBox( “ 输入姓名 ” )B.TelNum=InputBox( “ 输入电话号码 ” )Write #1,BClose #1End SubD ） Private Sub Command1_Click()Open “ Person.txt ” For input As #`1Name=InputBox( “ 输入姓名 ” )TelNum=InputBox( “ 输入电话号码 ” )Print #1, Name, TelNumClose #1End Sub
在jsp页面声明中定义了一个方法，下列( )代码不能放入该方法中public void test(HttpServletReqeust request){}A、HttpSession session =request.getSession();B、String name=(String)request.getAttribute("name");C、String name=(String)session.getAttibute("name");D、request.sendRedirect(“index.jsp”);
设有如下的用户定义类型： Type Student number As String name As string age As Integer End Type 则以下正确引用该类型成员的代码是______。A． Student name="李明”B．Dim s As Student s.name＝"李明"C．Dim s As Type Student s.name="李明"D．Dim s As Type s.name="李明"
（12）要建立一个随机文件记录学生的信息，下列定义了学生的记录类型，由学号、姓名、五门课程成绩（百分制）组成，下列的定义正确的是。A.Type stu no As Integer name As String score(1 To 5)As Single End Type B.Type stuno As Integename As String*10score()As SingleEnd TypeC.Type stu no As Integer name As String*10 score(1 To 5)As Single End Type D.Type stuno As Integername As Stringscore()As SingleEnd Type
设在工程文件中有一个标准模块，其中定义了下列记录类型： Type Books Name As String*10 TelNum As String*20 End，Type 在窗体上画一个名为Command1的命令按钮，要求当执行事件过程Command1 Click 时，在顺序文件Person．txt中写入一条Books类型的记录。下列能够完成该操作的事件过程是（ ）。A.Private Sub Command1 Click（ ） Dim B AS Books Open"Person txt"For Output As#1 Name=InputBox(”输入姓名”) relNum=lnputBox(”输入电话号码”) Wlite#1 B Name，B TelNum Ch,se#1 End SubB.Private Sub Command1 Click（ ） Dim B AS Books Open"Person txt"For Input As#1 Name=InputBox("输入姓名") TelNum=InputBox("输入电话号码") Print#1，B．Name，B．TelNam Close#1 End SubC.Private Sub Command1 Click（ ） Dim BAS Books Open"Person txt"For Output As#1 Name=InputBox("输入姓名") TelNum=InputBox("输入电话号码") Write#1，B Close#1 End SubD.Private Sub Commandl Click（ ） Open"Person txt"For Input As#1 Name=lnputBox("输入姓名") TelNum=lnputBox("输入电话号码") Prim#1 Name TelNum Close#1 End Sub
以下能正确定义数据类型TelBook的代码是_________。A．Type TelBook Name As String*10 TelNum As Integer End TypeB．Type TelBook Name As String*10 TelNum As Integer End TelBookC．Type TelBook Name String*10 TelNum Integer End Type TelBookD．TypedefTelBook NameString*10 TelNum Integer End Type
设在工程中有一个标准模块，其中定义了如下记录类型：Type Books Name As String *10 TelNum As String*20 End Type 在窗体上画一个名为Command1的命令按钮，要求当执行事件过程Command1_ Click时，在顺序文件 Person.txt中写入一条记录。下列能够完成该操作的事件过程是______。A．Private Sub Command1_ Click() Dim x As Books Open "C：\Person. txt" for Output As #1 x. Name=InputBox(“输入姓名”) x. TelNum=InPutBox(“输入电话号码”) Write #1，x.Name，x.TelNum Close #1 End SubB．Private Sub Command1_ Click() Dim x As Books Open "c：\Person. txt" for Input As #1 x.Name=InputBox(“输入姓名”) x. TelNum=InputBox(“输入电话号码”) Print #1，x. Name，x. TelNum Close #1End SubC．Private Sub Command1_ Click() Dim x As Books Open "c：\Person. txt" for Output As #1 x. Name=InputBox(“输入姓名”) x. TelNum= InputBox(“输入电话号码”) Write #1，x Close #1End SubD．Private Sub Command1_ Click() Dim x As Books Open "c：\Person. txt" for Input As #1 x. Name= InputBox(“输入姓名”) x.TelNum=InputBox(“输入电话号码”) Print #1，Name，TeINum Close #1End Sub
以下能正确定义数据类型TelBook的代码是A．TypeTelBook Name As String*10 TelNum As Integer EndTypeB．Type TelBook Name As String*10 TelNum As Integer End TelBookC．Type TelBook Name String*10 TelNum Integer EndTypeTelBookD．Typedef TelBook Name String*10 TelNum Integer End Type
设在工程中有一个标准模块，其中定义了如下记录类型： Type Books Name As String * 10 TelNum As String * 20 EndType 在窗体中添加一个名为Commandl的命令按钮，要求单击命令按钮时，在顺序文件 Ptxt中写入一条记录。下列能够完成该操作的程序段是 ( )A．Private Sub Commandl_Click() Dim B As Books Open"d:\P1.txt"For Output As #1 B. Name=InputBox( "姓名") B. TelNum=InputBox("电话号码") Write #1,B. Name,B. TelNum Close #1 EndSubB．Private Sub Commandl_Click() Dim B As Books Open" d:\Pl.txt" For Input As B. Name=InputBox ("姓名") B. TelNum=InputBox ("电话号码") Print #1,B. Name,B. TelNum Close #1 EndSubC．Private Sub Commandl_Click() Dim B As Books Open"d:\P1. txt"For Output As B. Name=InputBox("姓名") B. TelNum=InputBox ("电话号码") Write #1,B Close #1 EndSubD．Private Sub Commandl Cliek() Open"d:\P1.txt" For Input As Name=InputBox("姓名") TelNum=InputBox ("电话号码") Print #1,Name,TelNum Close #1 EndSub
以下能正确定义数据类型TelBook的代码是 ______。A．Type TelBook Name As String*10 TelNum As Integer End TypeB．Type TelBook Name As String*10 TelNun As Integer End TelBookC．Type TelBook Name String*10 TelNum Integer End Type TelBookD．TypedefTelBook Name String*10 TelNum Integer End Type
设在工程文件中有—个标准模块，其中定义了如下记录类型：Type Books Name As String *10 TelNum As String*20End Type在窗体上画—个名为Command1的命令按钮，要求当执行事件过程Command1_Click时，在顺序文件Petson.txt中写入一条Books类型的记录。下列能够完成该操作的事件过程是 ______。A．Private Sub Command1_ Click() Dim B As Books Open "Person.txt" For Output As #1 B. Name=InputBox(“输入姓名”) B. TelNum=InputBox(“输入电话号码”) Write #1, B. Name, B. TelNum Close #1End SubB．Private Sub Command1_ Click() Dim B As Books Open "Person.txt" For Input As #1 B. Name=InputBox(“输入姓名”) B.TelNum=InputBox(“输入电话号码”). Print #1, B. Name, B.TelNum Close #1End SubC．Private Sub Command1_Click() Dim B As Books Open "Person.txt" For Output As #1 B.Name= InputBox(“输入姓名”) B.TelNum=InputBox(“输入电话号码”) Write #1，B Close #1End SubD．Private Sub Command1_ Click() Open "Person. txt" For Input As #1 Name=InputBox(“输入姓名”) TelNum=InputBox(“输入电话号码”) Print #1, Name, TelNum Close #1End Sub
要建立一个随机文件记录学生的信息，如下定义了学生的记录类型，由学号、姓名、5门课程成绩(百分制)组成，下列的定义正确的是( )。A．Type sru no As Integer name As String score(1 To 5)As Single End TypeB．Type stu no As Integer name As String*10 score()As Single End TypeC．Type stu no As Integer name As String*10 score(1 To 5)As Single End TypeD．Type stu no As Integer name As String score()As Single End Type
假定在工程文件中有一个标准模块，其中定义了如下记录类型 Type Books Name As String*10 TelNum As String*20 End Type 要求当执行事件过程Commandl_Click时，在顺序文件Person.txt中写入一条记录。下列能够完成该操作的事件过程是：A． Prirate Sub Commandl Click() Dim B As Books Open"C:\Person.txt"For Output As #1B．Name=InputBox("输入姓名")B．TelNum=InputBox("输入电话号码") Write #1,B．Name,B．TelNum Close #1 End SubB．Pdrate Sub Commandl Cliok() Dim B As Books Open"c:\Person.txt"For Input As #1B．Name=InputBox("输入姓名")B．TeINum=InputBox("输入电话号码") Print #1,B．Name,B．TelNum Close #1 End SubC．Private Sub Commandl Click() Dim B As Books Open"c:\Person.txt"For Output As #1 Name=InputBox("输入姓名") TelNunl=InputBox("输入电话号码") Write #1,B Close #1 End SubD．Private Sub Commandl Click() Dim B As Books Open"c:\Person.txt"For Input As #1 Name=InputBox("输入姓名") Temum=InputBox("输入电话号码") Write #1,B．Name,B．TelNuin Close #1 End Sub
下列数据类型定义中，正确的是A．Type Student Num As Long Name As String End TypeB．Type Student Num As Integer Name As String * 10 End TypeC．Private Type Num As Long Score As Single End TypeD．Private Type Student Name As String Score(10)As String * 10 End Type
要建立一个随机文件记录学生的信息，下列定义了学生的记录类型，由学号、姓名、五门课程成绩(百分制)组成，下列的定义正确的是( )。A．Type stu no As Integer name As String score(1 To 5)As Single End TypeB．Type stu no As Integer name As String*10 score()As Single End TypeC．Type stu no As Integer name As String*10 score(1 To 5)As Single End TypeD．Type stu no As Integer name As String score()As Single End Type
以下能正确定义数据类型TelBook的代码是______。A．Type TelBook Name As String*10 TelNum As Integer End TypeB．Type TelBook Name As String*10 TelNum AS Integer End TelBookC．Type TelBook Name String*10 TelNum Integer End Type TelBookD．Typedef TelBook NameString*10 TelNum Integer EndType
设在工程中有一个标准模块，其中定义了如下记录类型 Type Books Name As String*10 TelNum As String*20 End Type 在窗体上画一个名为Command1的命令按钮，要求当执行事件过程Command1_Click时, 在顺序文件Person.txt中写入一条记录。下列能够完成该操作的事件过程是______。A．Private Sub Command1_Click() Dim B As Books Open "c:\Person.txt" For Output As #1 B.Name=InputBox("输入姓名") B.TelNum=InputBox("输入电话号码") Write #1,B.Name,B.TelNum Close #1 End SubB．Private Sub Command1_Click() Dim B As Books Open "c:\Person.txt" For Input As #1 B.Name=InputBox("输入姓名") B.TelNum=InputBox("输入电话号码") Print #1, B.Name, B.TelNum Close #1 End SubC．Private Sub Command1_Click() Dim B As Books Open "c:\Person.txt" For Output As #1 B.Name=InputBox("输入姓名") B.TelNum=InputBox("输入电话号码") Write #1, B Close #1 End SubD．Private Sub Command1_Click() Dim B As Books Open "c:\Person.txt" For Input As #1 Name=InputBox("输入姓名") TelNum=InputBox("输入电话号码") Print #1, Name, TelNum Close #1 End Sub
以下能正确定义数据类型TelBook的代码是( )。A．Type TelBook Name As String*10 TelNum As Integer End TypeB．Type TelBook Name As String*10 TelNum As Integer End TelBookC．Type TelBook Name String*10 TelNum Integer． EndType TelBookD．Typedef TelBook Name String*10 TelNum Integer End Type
设在工程中有一个标准模块，其中定义了如下记录类型 Type Books Name As String* 10 TelNum As String * 20 End Type 在窗体上画一个名为 Command1的命令按钮，要求当执行事件过程Command1 Click时, 在顺序文件Person.txt中写入一条记录。 下列能够完成该操作的事件过程是 ______。A．Private Sub Command1_Click( ) Dim B As Books Open "c:\Person.txt" For Output As #1 B.Name = InputBox("输入姓名") B.TelNum = InputBox("输入电话号码") Write #1, B.Name, B.TelNumB．Private Sub Command1_Click( ) Dim B As Books Open "c:\Person.txt, For Input As # 1 B.Name = lnputBox("输入姓名") B.TelNum = InputBox("输入电话号码") Print #1, B.Name, B.TelNttmC．Private Sub Command1_Click( ) Dim B As Books Open "c:\Person.txt" For Output As #1 B.Name = InputBox("输入姓名") B.TelNum = InputBox("输入电话号码") Write # 1, B Close #D．Private Sub Command1_Click( ) Dim B As Books Open"c:\Person.txt" For Input As #1 Name=InputBox("输入姓名") TelNum=InputBox("输入电话号码") Print #1，Name，TelNum Close #1 End Sub
假定在工程文件中有一个标准模块，其中定义了如下记录类型： Type Books Name As String*10 TelNum As String*20 End Type 要求当执行事件过程Command1_Click时，在顺序文件Person. txt中写入一条记录。下列能够完成该操作的事件过程是______。A．Private Sub Command1_Click() Dim B As Books Open"c:\Person. txt" For Output As #1 B. Name=InputBox("输入姓名") B. TelNum=InputBox("输入电话号码") Write #1, B. Name, B. TelNum Close #1 End SubB．Private Sub Command1_Click() Dim B As Books Open"c:\Person txt" For Output As #1 B. Name=InputBox("输入姓名") B. TelNum=InputBox("输入电话导码") Print #1, B. Name, B. TelNum Close #1 End SubC．Private Sub Command1_Click() Dim B As Books Open"c:\Person. txt" For Output As #1 Name=InputBox("输入姓名") TelNum=InputBox("输入电话号码") Print #1, B Close #1 End SubD．Private Sub Command1_Click() Dim B As Books Open "c:\Person txt" For Output As #1 Name=InputBox("输入姓名") TelNum=InputBox("输入电话号码") Print #1, B Name, B. TelNum Close #1 End Sub
试题六（共15分）阅读以下说明、图和Java代码，填补Java代码中的空缺(1)～(6)，将解答写在答题纸的对应栏内。【说明】已知对某几何图形绘制工具进行类建模的结果如图6.1所示，其中Shape为抽象(abstract)类，表示通用图形，Box（矩形）、Ellipse（椭圆）和Line（线条）继承(extends)了Shape类，其中，Circle表示圆（即特殊的椭圆）。下面的Java代码用于实现图 6-1所给出的设计思路，将其空缺处填充完整并编译运行，输出结果为：EllipseCircleEllipseCE【Java代码】(1) class Shape{public Shape(String name){this.name= name;}(2) void paint();String getName(){retum this.name;}final String name;}；//Box 和Line类似下面 Ellipse，其代码略class Ellipse (3) {public Ellipse(String name){super(name);System.out.println("Ellipse");}Void paintO{∥绘制现状示意代码System.out.println(getName0);}}；class Circle (4) {public Circle(String name){super(name);System.out.println("Circle");}}；class Diagram{private Shape shapes[]= new Shape[2];public void drawAShape(Shape shape){shape.paint();}void erase A Shape(Shape shape){∥删除形状，代码略}void drawShapes(){shapes*0+= new Circle("C”);shapes[l]= new Ellipse("E");for (int i=O; i2;++i) {drawAShap(shapes[i]);／／绘制形状}}void close(){for (int i=0;i2; ++1) { []关闭图，删除所绘制图形(5) ；}}public static void main(String[] args){Diagram diagram= (6) ；diagram.drawShapes();diagram.close();}}
以下程序的调试结果为?public class Outer{public String name = "Outer";public static void main(String argv[]){Inner i = new Inner();i.showName();}private class Inner{String name =new String("Inner");void showName(){System.out.println(name);}}}A.输出结果 OuterB.输出结果 InnerC.编译错误，因Inner类定义为私有访问D.在创建Inner类实例的行出现编译错误
执行以下代码后，下面哪些描述是正确的（） public class Student{ private String name = “Jema”； public void setName（String name）{ this.name = name； } public String getName（）{ return this.name； } public static void main（String[] args）{ Student s； System.out.println（s.getName（））； } }A、输出nullB、第10行编译报错C、第11行编译报错D、输出Jema
单选题执行以下代码后，下面哪些描述是正确的（） public class Student{ private String name = “Jema”； public void setName（String name）{ this.name = name； } public String getName（）{ return this.name； } public static void main（String[] args）{ Student s； System.out.println（s.getName（））； } }A输出nullB第10行编译报错C第11行编译报错D输出Jema