VB教材习题参考答案

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VB课后练习答案.doc

VB课后练习答案.doc

VB课后练习答案P12第一章课后练习答案:一、选择题二、填空题第二章(P39)选择题答案:填空题答案:1.Cmdl, Click2.Text 1.Text二"Hello"P64第三章课后练习答案一、选择题二、填空题1.(Y Mod 4=0 And Y Mod 10000) Or Y Mod 400=0 2.a<>0 And b*2-4*a*c>=0 3.X Mod 5=0 And X Mod 2=0 或 Tnt(x/5)=X/5 And Int(X/2)=X/2 4. 注意:返回的均是字符型。

第四章课后答案:P79一、选择题答案为:$$41.50010二、填空题三、程序设计题(提示)1、鸡的头数为x,兔的头数为y,则可列方程式:\x-\- y = h (兀 * 2 + y * 4 =于求得x, y 的值再在窗体上输出结果。

2、 利用Format 格式函数,再通过窗体的Print 将格式化后的信息输出到窗体上。

3、 厶员I 的周长=2加" $岡的面积=加25、通过Inputbox 函数或用文本框输入三边和圆的半径a,b,c, r,利用公式:. a + b + cn 二 ---------2 S 三角形面积=Jh (h - - b )(h - c )P97第五章课后练习答案:第9题| D一、选择题答案D 改为:30二、填空题第]题Y Mod 4二0 And Y Mod 100二0 Or Y Mod 400二0 第2题笫3题笫4题Private Sub Command l_Click()X=Val(Textl.Text)Select Case XCase Is>200. Isv-10()Print “xv 100 Or x>200"Case ls<=0Y=l()()-XCase Isv二100Y=100+XCase Is<=200Y=400End SelectText2.Text=yEnd Sub三、程序设计题(提示)1、判断条件:假设一个整数为xX Mod 3=0 Or x Mod 5=0 或x/3=x\3 Or x/5=x\52、选项按钮的知识点在P182,利用该控件的Wlue属性判断是否选中该项。

大学VB课后习题参考答案

大学VB课后习题参考答案

习题1一.单项选择题(要求在四个备选答案中选出一个正确答案)1.Visual Basic是一种( D )的可视化程序设计语言。

A.面向机器 B.面向过程 C.面向问题 D.面向对象2.在VB中,下面被称为对象的是( C )A. 窗体B.控件C. 窗体和控件D. 窗体、控件、属性3.以下说法正确的是( A )A.对象的可见性可设为1或0B.标题的属性值可设为任何文本C.如果属性的值不设置,默认为空D.属性窗口中属性只能按字母顺序排列4.为了在属性窗口中设置窗体的属性,预先要执行的操作是( A )。

A.单击窗体上没有控件对象的地方 B.单击任一个控件对象C.双击任一个控件对象 D.双击窗体上没有控件对象的地方5.要设置窗体上各控件的属性,可在( C )中进行。

A.窗体布局窗口 B.工程资源管理器窗口C.属性窗口 D.窗体窗口6.在代码窗口中,当从对象框中选定了某一对象后,在( A )中会列出适用该对象的事件。

A.过程框 B.属性窗口 C.工具箱 D.工具栏7.创建一个简单的应用程序,该程序只有一个窗体,则该工程至少有( B )个文件需要保存。

A.1 B.2 C.3 D.48.程序运行中用鼠标双击当前窗体时,会触发窗体的( C )事件。

A.Load B.Unload C.DblClick D.KeyPress9.在Visual Basic 6.0集成开发环境中,可以( D )。

A.编辑、调试、运行程序,但不能生成可执行程序B.编辑、运行程序,生成可执行程序,但不能调试程序C.编辑、调试程序,生成可执行程序,但不能运行程序D.编辑、调试、运行程序,并能生成可执行程序10.以下叙述正确的是( C )。

A.用属性窗口只能设置窗体的属性B.用属性窗口只能设置工具箱中标准控件的属性C.用属性窗口可以设置窗体和控件的属性D.用属性窗口可以设置任何对象的属性11.在VB程序运行期间,若改变窗体大小,则自动触发的窗体事件是( B )A. ClickB. ResizeC. LoadD. Unload12.以下为窗体文件扩展名的是( C )A. .basB. .clsC. .frmD. .ers13.能确定控件尺寸的是( A )A.Width和HeightB.Top和LeftC. Width或HeightD.Top或Left二. 多项选择题(要求在五个备选答案中选出多个正确答案)1.下列论述中,正确的是( ACDE )。

VB程序设计教程课后参考答案概要

VB程序设计教程课后参考答案概要

VB程序设计教程课后参考答案习题一一、填空题1.对象、事件驱动2.窗体、控件3.属性4.属性窗口、编程设置5.事件过程6.对象名、下划线、事件名7.Form_click8.Print form1.print “我的VB”9.主窗口、属性、工具箱、代码、窗体、工程资源管理10.菜单、快捷键二、选择题1.C 2. A 3. B 4. B 5. D 6. B C 7. A 三、简答题(略)习题二一、选择题1. D2. C3. C4. B5. C6. B7. C8. B 9. A 10. B 11. B 12. C 13. D 14. B15. A 16. A 17. A 18. A 19. B 20. C 21. A22. B 23. B 24. A 25. C 26. A 27. B 28. B29. C 30. B 31. D 32. D 33. C二、填空题1.Controlbox、Maxbutton、Minbutton2.Multiline TRUE3.******4.单文档界面(SDI)多文档界面(MDI)5.窗体显示6.Passwordchar7._change()三、编程题(略)习题三一、基础知识题(略)二、填空题1.整型、长整型、单精度、双精度2.(x mod 10)*10+x\103.Sin(3.14*15/180)+sqr(x+exp(3))/abs(x-y)-log(3*x)4.(a+b)/(1/(c+5)-c*d/2)5.X mod 5=0 or x mod 9=06.False7.-4、3、-3、3、-4、48.CDEF10.TRUE11.变量、属性12.‘_ :13.(略)14.“”#15.Public、通用/模块、Dim、static、private16.+ 、&、+17.Now() 、time()、日期18.Inputbox()、字符串、val()19.Msgbox()三、选择题1.B 2. C 3. A 4. B D此题有误 5. B 6. A7. D 8. B 9. B 10. C 11. D 12. B13. C 14. B 15. A 16. C 17.A 18. D19. A 20. D 21. A 22. C 23. C 24. D25. A 26. D 27. D 28. B 29. C 30. B31. C 32. B 33. C D此题有误34. C 35. A36. D 37. C 38. A 39. B 40. A 41. C42. C 43. D 44. C 45. D 46. A四、编程题1.Option ExplicitPrivate Sub Command1_Click()Dim a%, b%, c%, delta%Dim x1#, x2#, x#a = Val(InputBox("please input data to a:", "info", 1))b = Val(InputBox("please input data to b:", "info", 1))c = Val(InputBox("please input data to c:", "info", 1))If a = 0 And b <> 0 Thenx = -c / bPrint "所构成的方程是:" & b & "x" & "+" & c & "=0"Print "该一元一次方程的根是:", xEnd IfIf a = 0 And b = 0 ThenPrint "很抱歉,不能构成合法的方程!"End IfIf a <> 0 Thendelta = b * b - 4 * a * cIf delta >= 0 Thenx1 = (-b + Sqr(delta)) / (2 * a)x2 = (-b - Sqr(delta)) / (2 * a)Print "所构成的方程是:" & a & "x2" & "+" & b & "x" & "+" & c & "=0"Print "该方程的根是:"Print "第一个根是:", x1Print "第二个根是:", x2Else2Print "该方程有两个虚根:"Print "第一个虚根是:" & -b / (2 * a) & "+" & Sqr(Abs(delta)) / (2 * a) & "i"Print "第二个虚根是:" & -b / (2 * a) & "-" & Sqr(Abs(delta)) / (2 * a) & "i" End IfEnd IfEnd Sub2.Option ExplicitPrivate Sub Command1_Click()Dim i%, s%s = 0For i = 1 To 99 Step 2s = s + iNextPrint sEnd Sub3.Option ExplicitPrivate Sub Command1_Click()Dim i%Dim s#s = 0For i = 1 To 100s = s + 1 / i * (-1) ^ (i + 1)NextPrint sEnd Sub4.Option ExplicitPrivate Sub Command1_Click()Dim i%, n%Dim t#, s#n = Val(InputBox("please input data:", "info", 5))s = 0t = 1For i = 1 To nt = t * is = s + tNextPrint sEnd Sub5.Option ExplicitPrivate Sub Command1_Click()Dim a%, b%, c%Dim p#, s#a = Val(InputBox("please input data to a:", "info", 3))b = Val(InputBox("please input data to b:", "info", 4))c = Val(InputBox("please input data to c:", "info", 5))If (a + b > c And Abs(a - b) < c) Or (a + c > b And Abs(a - c) < b) Or ((b + c) > a And Abs(b - c) < a) Thenp = (a + b + c) / 2s = Sqr(p * (p - a) * (p - b) * (p - c))Print "三角形的面积是:" & sElsePrint "很抱歉,不能构成合法的△三角形!"End IfEnd Sub6.Option ExplicitPrivate Sub Command1_Click()Dim ji%, tu%For ji = 1 To 27For tu = 1 To 27If ji * 2 + tu * 4 = 78 And ji + tu = 27 ThenPrint "鸡的个数是:" & jiPrint "兔的个数是:" & tuEnd IfNextNextEnd Sub7.Option ExplicitPrivate Sub Command1_Click()Dim i%Dim s#, t#s = 10t = 10For i = 1 To 7t = t * 0.4s = s + t * 2NextEnd Sub8.Option ExplicitPrivate Sub Command1_Click()Dim i%, fs%, max%, min%, s%Dim ave#fs = Val(InputBox("please input score:", "info", 90))s = fsmax = fsmin = fsFor i = 2 To 7fs = Val(InputBox("please input score:", "info", 90))If max < fs Thenmax = fsEnd IfIf min > fs Thenmin = fsEnd Ifs = s + fsNextave = (s - max - min) / 5Print "该运动员的平均成绩是:" & aveEnd Sub9. ‘同学们,这道题方法很多,主要考察你对选择结构的理解,我给出其中一种方法。

VB教材课后习题答案

VB教材课后习题答案

<大学程序设计基础-Visual Basic>教材课后习题答案第1章一、选择题1 2 3 4 5 6 7B D BC B B D第2章一、选择题1 2 3 4 5 6 7 8 9 10B C B C B C A A A A11 12 13 14A B A A二、填空题1.rem或’ _ :2.“” # #3.5x2-3x-2sinA/34.3214565.300三、操作题1、程序段:Private Sub Command1_Click()Dim x As Integer, y As IntegerDim s As Long, c As Longx = Text1.Texty = Text2.Texts = x * yc = (x + y) * 2Label3.Caption = "长方形的面积为" + Str(s)Label4.Caption = "长方形的周长为" + Str(c)End Sub3、程序段:Private Sub Command1_Click()Text1.Text = "第一"End SubPrivate Sub Command2_Click()Text1.Text = "第二"End Sub4、程序代码:Private Sub Text1_Change()Text1.MaxLength = 10End Sub5、程序代码:Private Sub Text1_Click()Text1.SelStart = 0Text1.SelLength = Len(Text1.Text)End Sub第3章一、选择题1 2 3 4 5 6 7D A D B A D B二、填空题1. False2.B^2-4*a*c else三、操作题1.从键盘输入三个值,判断它们能否构成三角形的三个边。

如果能构成一个三角形,则计算三角形的面积。

VB部分课后习题答案

VB部分课后习题答案

1. 选择题(1) 假定窗体的名称(Name属性)为Form1,则把窗体的标题设置为“VB Test”的语句为(B)。

A. Form1="VB Test"B. Caption="VB Test"C. Form1.Text="VB Test"D. ="VB Test"(2) 下列不能打开代码窗口的操作是(D)。

A.双击窗体上的某个控件B.双击窗体C.按F7键D.单击窗体或控件(3) 为了保存一个Visual Basic应用程序,应当(D)。

A.只保存窗体文件(.frm)B.分别保存工程文件和标准模块文件(.bas)C.只保存工程文件(.vbp)D.分别保存工程文件、窗体文件和标准模块文件(4) 为了装入一个Visual Basic应用程序,应当(C)。

A.只装入窗体文件(.frm)B.分别装入工程文件和标准模块文件(.bas)C.只装入工程文件(.vbp).D分别装入工程文件、窗体文件和标准模块文件(5) 不为了使窗体的大小可以改变,必须把它的BorderStyle属性设置为(A)。

A.1 B.2 C.3 D.42. 填空题(1) 在用Visual Basic开发应用程序时,通常首先需要新建工程、其次还要经过、、、和5步。

(2) 控件和窗体的Name属性只能通过属性窗口设置,不能在运行期间设置。

(3) 代码窗口分为左右两栏,左边一栏称为对象,右边一栏称为事件。

(4) 为了在输入程序时能自动进行语法检查,必须执行菜单中的命令,打开对话框,然后选择“编辑器”选项卡中的选项。

(5) 在保存VB应用程序中,窗体文件和工程文件的扩展名分别为 .frm 和.vbp 。

(6) 为了把一个Visual Basic应用程序装入内存,只要装入工程文件即可。

(7) Visual Basic应用程序通常由3类模块组成,即、和。

(8) 在窗体上画两个文本框和一个命令按钮,然后在命令按钮的代码窗口中编写如下事件过程:Private Sub Command1_Click( )Text1.Text=“VB Programming”Text2.Text=Text1.TextText1.Text=“ABCD”End Sub程序运行后,单击命令按钮,两个文本框中显示的内容分别为ABCD 和VB Programming 。

VB教材课后习题参考答案

VB教材课后习题参考答案

二. 多项选择题三. 填空题1.事件驱动2.解释编译3.设计、运行和中断。

4.属性、事件和方法。

5.窗体单击(Form_Click)。

6.代码7. MyForm 。

习题2参考答案一.单选题二. 多项选择题三. 填空题1、⑴sin(50*3.14/180) ⑵(2+x*y)/(2-y^2)⑶a^2-(3*a*b/(3+a)) ⑷(x^3)^(1/8)+sqr(y^2+4*a^2/(x+y^3))2、int(rnd*(51)+50)3、⑴138 ⑵3 ⑶214 ⑷inchina ⑸70 (6)45⑺0习题3二.多项选择题三.填空题1. MultiLine,ScrollBars, 2 (或Vertical) 。

2. Label1.caption= "a*b=" 。

3. height 和 width 。

4. 2 。

5. Text1.SetFocus 。

6.编程技术,程序设计。

7.Change内容改变,将文本框内容显示在标签中。

GotFocus(获得焦点),选中文本框内容。

8.(1)Value ,(2) Value习题4参考答案三.填空题1、s = True And a >= 18 And a <= 20 And h > 165 Or s = False And a >= 16 And a <= 18 And h > 1602、600003、6,-2,24、Select Case xCase Is <= 0y = 4Case Is < 10y = 0Case Is < 15y = 1Case Is < 20y = 2Case Is <= 30y = 3Case Elsey = 4End Select5、(1)x>100 And x Mod 5=0 (2)0 (3)len(Text1.Text) (4)Text1.Text6 (1)D (2)A (3)B第5章习题5一.单选题1. A 2. C 3.⑴ C⑵ B 4. B 5. C 6. A7.D 8.D 9.A 10.C 11.A二.多项选择题1. ABCDE 2. BE 3. ABCDE三.分析程序1.⑴(4 ,13) ⑵(3,8) ⑶(3,27) ⑷(5,11) ⑸(3,10)2.12343. 64. 175. (1)len(s) (2)mid(s,k,1) (3)c & t (4)text2.text6. (1)0 (2)n+1 (3)2^n7.(1) mid(x,p+3) (2) 3 (3) p8. (1)Text1.Text (2)len(s)(3)x>="a" and x<="z" or x>="A" and x<="Z"(4) y & x9. (1)change (2)value习题6参考答案一.单项选择题1、D2、A3、C4、(1)B,(2)B5、C6、C7、A8、(1)C (2)B (3)A (4)B (5)D二.多项选择题1、CE2、DE3、ABC三.填空题1、数组D为 2 维数组,共有 16 个元素,第一维下标从 0 到 3 ,第二下标从 -1 到 2 。

VB1-3章_习题答案(课本习题)

VB1-3章_习题答案(课本习题)

VB习题答案(1-3章)习题一一、选择题1.C 2.C 3.A 4.C 5.C 6.C 7.B二、填空题1.学习版、专业版、企业版2.窗体界面3.Alt+F4三、简答题1.简述Visual Basic语言的特点。

Visual Basic是Windows操作平台下的可视化编程语言,它继承和发展了BASIC语言的基本功能,具有简单易学、功能强大等特点。

Visual Basic提供了可视化设计工具,以图形用户界面(GUI)为PC机用户提供了一个直观的工作环境。

支持面向对象的程序设计(OOP),采用事件驱动方式,提供对象的链接与嵌入(OLE)和访问数据库等功能。

2. Visual Basic 6.0的集成开发环境由哪些部分组成,各部分的主要功能是什么?1. 标题栏:用来显示打开的工程名称和系统的工作状态。

2. 菜单栏:菜单栏中包括“文件”、“编辑”、“视图”、“工程”、“格式”、“调试”、“运行”、“查询”、“图表”、“工具”、“外接程序”、“窗口”和“帮助”共有13个菜单项。

这是一组下拉式菜单,提供了设计、编辑、编译和调试应用程序所需要的绝大部分功能和命令。

3. 工具栏: Visual Basic 6.0提供了“编辑”、“标准”、“窗体编辑器”和“调试”4种工具栏。

工具栏上形象直观的排列着一些最常用的命令按钮,对应特定的常用操作命令。

4. 控件箱:控件箱提供了一组控件。

设计界面时,用户可以用鼠标双击控件箱中的控件,在窗体中画出该控件,或用鼠标单击控件箱中的控件,然后在窗体中拖动鼠标画出所需的控件。

5. 窗体设计器:窗体设计器是应用程序最终面向用户的窗口。

各种控件、图形、数据以及程序的运行结果都在窗体设计器窗体中显示出来。

6. 工程资源管理器:在工程资源管理器窗口中(图1-2),列出了应用程序的工程以及工程中的窗体和模块。

7. 属性窗口:属性窗口主要用来设置Visual Basic窗体及各控件的属性特征,属性窗口的主体部分分为左右两列,左边是控件的属性名列表,右边是控件的属性值列表。

visual basic 程序设计课后习题参考答案

visual basic 程序设计课后习题参考答案

Visual basic 程序设计习题参考答案第一章Visual basic 程序设计一、选择题二、填空题三、简答题1、简述visual basic 的特点。

(1)具有可视化的设计平台(2)面向对象的设计方法(3)事件驱动的编程机制(4)结构化程序设计语言(5)开放的数据库功能与网络支持2、什么是对象、类、属性、事件和方法?在可视化编程语言中,对象是代码和数据的集合,它可以是窗体和控件,也可以是菜单和数据库等。

描述一个对象有三个基本要素:属性、方法和事件。

类是一组用来定义对象的相关过程和数据的集合,即同类对象的集合和抽象。

属性是描述对象的一组特性。

方法是对象能够执行的动作,它是对象本身内含的函数或过程,用于完成某种特定的功能。

事件是发生在对象上并且能够被对象识别的动作,即由系统预先设置好的、能被对象识别的动作,如Click(单击)、DblClick(双击)、Load(窗体的装载)、KeyPress(按键)、Change(改变)、MouseMove (鼠标的移动)等,每一种对象能识别的事件是不同的5、什么是事件驱动的编程机制?当某个事件(一般由用户操作来触发) 发生时,系统就会自动执行此事件的事件过程。

由事件控制整个程序的执行流程。

事件过程要经过事件的触发才能被执行,这种工作模式称为事件驱动方式。

第二章Visual basic 程序设计基础一、选择题二、填空题第三章数据输入输出一、选择题二、填空题3第四章选择结构和循环结构程序设计一、选择题二、填空题第五章数组一、选择题二、填空题第六章过程一、选择题二、填空题三、简答题1、简述事件过程和通用过程的含义和联系。

5VB应用程序是由过程组成的,过程是完成某种特殊功能的一组独立的程序代码。

VB中的过程有两大类:事件过程和通用过程事件过程是当发生某个事件时,对该事件作出响应的程序段。

事件过程由VB自行声明,用户不能增加或删除。

事件过程是VB 应用程序的主体。

VB实验教材习题答案 (1)

VB实验教材习题答案 (1)

第1章VB集成环境与VB概述一、选择题第2章常用控件与界面设计一、选择题第3章数据、表达式与简单程序设计一、选择题第4章选择分支与循环一、选择题二、填空题1.5 7 13 12 14 112. 3 1 5 3 4 13. right(a$,i)4. 45. 6-i6. 6 11 10 21 13 347. 5 14 138. Is else end select9. a*(2*i-1)*(-1)*x/(2*i+2) i+110. 0 n-111. 1 t*(-1)*x^2/((2*k-1)*(2*k)) Abs(t)>eps12. count1=count+1 count1>013. sum=0 sum+j st & k & “+”14. 9 x三、编程题1.Option ExplicitPrivate Sub Command1_Click()Dim s As String, i As Integer, ch As String * 1Dim a As Integer, b As Integer, c As Integers = Text1.TextFor i = 1 To Len(s)ch = Mid(s, i, 1)If (ch >= "0" And ch <= "9") Thena = a + 1ElseIf (ch >= "A" And ch <= "Z") Or (ch >= "a" And ch <= "z") Thenb = b + 1Elsec = c + 1End IfNextPrint "数字个数"; aPrint "字符个数"; bPrint "其他字符"; cEnd Sub2.Option ExplicitPrivate Sub Command1_Click()Dim i As Integer, n As IntegerDim a As Integer, b As Integer, c As IntegerFor i = 1 To 50n = Int(Rnd * 90 + 10)Print n;If i Mod 10 = 0 Then PrintIf n <= 40 Thena = a + 1ElseIf n <= 70 Thenb = b + 1Elsec = c + 1End IfNext iPrint "小于等于40的个数:"; aPrint "大于40小于等于70的个数:"; bPrint "大于70的个数:"; cEnd Sub3.Option ExplicitPrivate Sub Command1_Click()Dim x As SingleDim t As Long, n As Integerx = 1t = 1n = 1Do While 1 / t >= 0.0001x = x + 1 / tn = n + 1t = t * nLoopPrint xEnd Sub4.Option ExplicitPrivate Sub Command1_Click()Dim k As Integer, sum As Integer, i As Integerk = InputBox("请输入一个正整数k", "输入框")For i = 1 To Len(CStr(k))sum = sum + Mid(k, i, 1)Next iMsgBox k & "的各位数字之和" & sumEnd Sub5.Option ExplicitPrivate Sub Command1_Click()Dim i As Integer, iSum As LongFor i = 1 To 20iSum = iSum + i ^ 4NextPrint iSumEnd Sub6.Option ExplicitPrivate Sub Command1_Click()Dim a As Integer, b As IntegerDim sum1 As Integer, sum2 As LongDim i As Integer, j As IntegerFor a = 2 To 3000sum1 = 0sum2 = 0For i = 1 To a \ 2If a Mod i = 0 Then sum1 = sum1 + i Next ib = sum1For j = 1 To b \ 2If b Mod j = 0 Then sum2 = sum2 + j Next jIf sum2 = a And a < b Then Print a, bNextEnd Sub7.Private Sub Command1_Click() '打印菱形Dim i As Integer, j As IntegerClsFor i = 1 To 6 '打印菱形上边6行Print Tab(20);Print Spc(6 - i);For j = 1 To 2 * (i - 1) + 1If j = 1 Or j = 2 * (i - 1) + 1 ThenPrint "*";ElsePrint " ";End IfNext jPrintNext iFor i = 5 To 1 Step -1 '打印下半部分Print Tab(20);Print Spc(6 - i);For j = 1 To 2 * (i - 1) + 1If j = 1 Or j = 2 * (i - 1) + 1 ThenPrint "*";ElsePrint " ";End IfNext jPrintNext iEnd Sub8.Option ExplicitPrivate Sub Command1_Click()Dim i As Integer, j As Integer, iSum As IntegerPrint "连续和为1250的正整数是:"For i = 1 To 500iSum = 0For j = i To 500iSum = iSum + jIf iSum >= 1250 Then Exit ForNextIf iSum = 1250 ThenPrint i; " ~"; jEnd IfNextEnd Sub9.Option ExplicitPrivate Sub Command1_Click()Dim a As Integer, b As Integer, c As IntegerFor a = 1 To 50For b = a To 50For c = b To 50If a ^ 2 + b ^ 2 = c ^ 2 ThenPrint a, b, cEnd IfNext cNext bNext aEnd Sub第5章数组一、选择题二、填空题1.Variant2.ReDim A(N)A(1)If M < A(I) Then M = A(I)3.Int(26 * Rnd) + 65Chr(t)i + 1 To 10A(i) > A(j)4.InStr(s, ",")Right(s, Len(s) - n)s5.T – 1I + 16.k = 6 - i – jmax = m7.j = 48j = j-38.i + 1i = i + 19. 23710. 3103511.numi + 1a(j)=temp三、编程题1.Option ExplicitOption Base 1Private Sub Command1_Click()Dim a(10) As IntegerDim i As Integer, max As IntegerFor i = 1 To 10a(i) = Int(90 * Rnd) + 10Print a(i);Next iPrinti = 1max = 0Do While i <= 10If a(i) Mod 3 = 0 ThenIf a(i) > max Thenmax = a(i)End IfEnd Ifi = i + 1LoopIf max = 0 ThenPrint "无要找的数"ElsePrint max & "是最大的能被3整除的数"End IfEnd Sub2.Option ExplicitOption Base 1Private Sub Command1_Click()Dim A() As IntegerDim I As Integer, m As IntegerDim K As IntegerReDim A(10)Print "原数组:";For I = 1 To 10A(I) = IPrint A(I);Next IPrintm = InputBox("????m")K = 9 + mReDim Preserve A(K)For I = 11 To KA(I) = A(I - 10)Next IFor I = 1 To 10A(I) = A(I + m - 1)Next IPrint "平移后的数组:";For I = 1 To 10Print A(I);Next IPrintEnd Sub3.Option ExplicitOption Base 1Private Sub Command1_Click()Dim I As Integer, J As Integer, K As IntegerDim a() As Integer, n As Integer, p As Integer Dim s As String, Flag As Booleanp = 1For K = 10 To 100I = 1Do While I <= 10 And Not FlagJ = 1Do While J <= 10 And Not Flagn = I ^ 2 + J ^ 2If n = K ThenFlag = TrueReDim Preserve a(p)a(p) = Kp = p + 1s = I & Str(J) & Str(K)List1.AddItem sEnd IfJ = J + 1LoopI = I + 1LoopFlag = FalseNext KEnd Sub4.Option ExplicitPrivate Sub Command1_Click()Dim A(10) As IntegerDim B(10) As Integer, S As StringDim I As Integer, J As Integer, X As IntegerA(1) = Int(90 * Rnd) + 10S = A(1)For I = 2 To 10DoX = Int(90 * Rnd) + 10For J = 1 To I - 1If X = A(J) Then Exit ForNext JIf J = I ThenA(I) = XS = S & " " & A(I)Exit DoEnd IfLoopNext IText1.Text = SB(1) = Int(90 * Rnd) + 10S = B(1)For I = 2 To 10DoX = Int(90 * Rnd) + 10For J = 1 To I - 1If X = B(J) Then Exit ForNext JIf J = I ThenB(I) = XS = S & " " & B(I)Exit DoEnd IfLoopNext IText2.Text = SS = ""For I = 1 To 10For J = 1 To 10If A(I) = B(J) ThenS = S & " " & A(I)End IfNext JNext IIf S = "" ThenText3.Text = "没有重复"ElseText3.Text = SEnd IfEnd SubPrivate Sub Command2_Click()Text1.Text = ""Text2.Text = ""Text3.Text = ""Text1.SetFocusEnd Sub5.Option ExplicitPrivate Sub Command1_Click()Dim I As Integer, J As IntegerDim a() As Integer, K As Integer, Sum As Integer K = Val(Text1.Text)I = 1DoJ = K Mod 10ReDim Preserve a(I)a(I) = JSum = Sum + JK = K \ 10I = I + 1Loop Until K = 0Text2.Text = SumEnd Sub6.Option ExplicitPrivate Sub Command1_Click()Dim a(100, 2) As Integer, K As IntegerDim I As Integer, J As IntegerDim M As Integer, N As IntegerK = 1For I = 1 To 99For J = 1 To 99If I > J ThenM = I - JN = I + JIf Sqr(M) = Int(Sqr(M)) And Sqr(N) = Int(Sqr(N)) ThenList1.AddItem I & " " & Ja(K, 1) = Ia(K, 2) = JK = K + 1End IfEnd IfNext JNext IEnd Sub7.Option ExplicitOption Base 1Dim a(5, 5) As IntegerPrivate Sub Command1_Click() '生成数组并显示Dim i As Integer, j As IntegerPicture1.ClsPicture2.ClsPicture3.ClsRandomizeFor i = 1 To 5For j = 1 To 5a(i, j) = Int(90 * Rnd) + 10Picture1.Print a(i, j);NextPicture1.PrintNextEnd SubPrivate Sub Command2_Click()Dim i As Integer, j As Integer, max As IntegerDim b(5) As Integer, c(5) As IntegerFor i = 1 To 5max = a(i, 1)For j = 1 To 5If max < a(i, j) Thenmax = a(i, j)End Ifb(i) = maxIf max = a(i, j) Then c(i) = jNext jNext iFor i = 1 To 5Picture2.Print b(i)Picture3.Print c(i)NextEnd Sub8.Option ExplicitOption Base 1Dim a(5, 5) As IntegerPrivate Sub Command1_Click() '生成数组并显示Dim i As Integer, j As IntegerPicture1.ClsPicture2.ClsLabel3.Caption = "最大值?"Label4.Caption = "最小值?"RandomizeFor i = 1 To 5For j = 1 To 5a(i, j) = Int(90 * Rnd) + 10Picture1.Print a(i, j);NextPicture1.PrintNextEnd SubPrivate Sub Command2_Click() '交换并显示Dim i As Integer, j As Integer, t As IntegerDim maxi As Integer, mini As Integer, max As Integer, min As Integer max = 10: min = 99For i = 1 To 5For j = 1 To 5If max < a(i, j) Thenmax = a(i, j)maxi = iEnd IfIf min > a(i, j) Thenmin = a(i, j)mini = iEnd IfNextNextIf maxi <> mini ThenFor j = 1 To 5t = a(maxi, j)a(maxi, j) = a(mini, j)a(mini, j) = tNext jFor i = 1 To 5For j = 1 To 5Picture2.Print a(i, j);NextPicture2.PrintNextLabel3.Caption = "最大值" & max & "在第" & maxi & "行"Label4.Caption = "最小值" & min & "在第" & mini & "行"ElsePicture2.Print "最小值和最大值在一行"Label3.Caption = "最大值" & max & "在第" & maxi & "行"Label4.Caption = "最小值" & min & "在第" & mini & "行"End IfEnd SubPrivate Sub Form_click()Picture1.ClsPicture2.ClsLabel3.Caption = ""Label4.Caption = ""End Sub9.Option Base 1Private Sub Command1_Click()Dim i As Integer, j As Integer, n As Integer, a() As Integern = InputBox("请输入一个奇数N:")If n Mod 2 = 0 ThenMsgBox ("请重新输入奇数!")End IfReDim a(n, n)For i = 1 To nFor j = 1 To nIf i = (n + 1) / 2 And j = (n + 1) / 2 Thena(i, j) = -1ElseIf i = j Or i + j = n + 1 Thena(i, j) = 1Elsea(i, j) = 0End IfNext jFor i = 1 To nFor j = 1 To nPrint a(i, j);Next jPrintNext iEnd Sub10.Option Base 1Dim a(10) As IntegerPrivate Sub Command1_Click()Dim i As IntegerPrint "生成的数组:"RandomizeFor i = 1 To 10a(i) = Int(Rnd * 90) + 10Print a(i);NextPrintEnd SubPrivate Sub Command2_Click()Dim i As Integerx = InputBox("请输入要删除的数组元素下标:") Print "删除第" & x & "个数组元素后:"For i = x + 1 To 10a(i - 1) = a(i)NextFor i = 1 To 9Print a(i);NextEnd Sub11.Option ExplicitDim a(20) As Integer, i As IntegerPrivate Sub Command1_Click()RandomizeFor i = 1 To 20a(i) = Int(Rnd * 9) + 1Text1 = Text1 & a(i) & " "If i = 10 Then Text1 = Text1 & vbCrLf NextPrivate Sub Command2_Click()Dim j As Integer, k As Integer, b(20) As Boolean 'b(2)用来记录a(2)是否和前面的数相同,相同记为true,不再统计For i = 1 To 20k = 1If b(i) = False Then '如果b(i)=False,表示a(i)没有被统计过For j = i + 1 To 20If a(i) = a(j) Thenk = k + 1b(j) = TrueEnd IfNext jList1.AddItem a(i) & "出现次数:" & kEnd IfNextEnd SubPrivate Sub Command3_Click()Text1 = ""List1.ClearEnd Sub第6章过程一、选择题二、填空题1. 6 .2. 4 20 1013.第一行是 6 26 、第三行是-2 984.第一行10 6 、第二行 5 -55.第一行 6 5 、第三行8 76.第一行11 、第二行77.Fun(i)Fun=p8.第一行 4 、第二行2079.第一行29 、第二行28.710.J=kb( ) As Integerb( k-1) =b(k)i11.第一行gec 、第二行ge 、第四行 312.p1 = True And p2 = True 或p1 And p2= isp(i)Isp = Truem Mod i = 013.Convert(st)Len(s)"A" To "F"k = k + p * h14.isualVisualVisu15.s + an + 1x As Single, n As Integer 、p * (x + i) / ((2 * i - 1) * i * x)16.27617.Left(s, 1)Mid(s, i - 1, 1) = Mid(s, i, 1)n = 1c & CStr(n)18.chtempTrue19.val(mid(s,i,j))n as longprime=True20.A(2,2)的值是 6 ,A(3,1) 的值是8 ;A(4,2) 的值是 321.Option1(i)X22.1023.第一行7 6 ,第二行16 16 ,第三行,4524.第一行15 1 ,第二行35 3 ,第三行,50三、改错题1、Option Base 1Private Sub Command1_Click()Dim A() As Integer, I As Integer, J As Integer, Logic As Boolean Dim K As IntegerReDim A(1)A(1) = 50————————'K=1For I = 51 To 149K = 1 '位置错Logic = FalseCall Sub1(A, I, Logic)If Logic ThenK = K + 1ReDim A(K) 'ReDim Preserve A(K)A(K) = IEnd IfNext IFor I = 1 To UBound(A)Text1 = Text1 & Str$(A(I))If I Mod 5 = 0 Then Text1 = Text1 & vbCrLfNext IEnd SubPrivate Sub Sub1(A() As Integer, N As Integer, F As Boolean) Dim I As Integer, J As Integer, Ub As IntegerUb = UBound(A)For I = 1 To UbFor J = 2 To A(I)If A(I) Mod J = 0 And N Mod J = 0 ThenExit For 'Exit SubEnd IfNext JF = TrueNext IEnd Sub2、Option ExplicitOption Base 1Private Sub Command1_Click()Dim I As Integer, Flg As Boolean, S1 As Integer, S2 As IntegerDim J As Integer, K As Integer, P() As IntegerReDim P(1)P(1) = 2For I = 3 To 150 Step 2For J = 2 To Sqr(I)If I Mod J = 0 Then Exit ForNext JIf J > Sqr(I) ThenReDim Preserve P(UBound(P) + 1)P(UBound(P) + 1) = I 'P(UBound(P)) = IEnd IfNext IFor I = 80 To 125If fun(I, P, S1, S2) Then 'If fun(I, P, S1, S2)Text1 = Text1 & Str$(I) & "=" & Str(S1) & "*" & Str$(S2) & vbCrLf End IfNext IEnd SubPrivate Function fun(N As Integer, P() As Integer, S1 As Integer, S2 As Integer) As Boolean Dim I As Integer, J As IntegerFor I = 1 To UBound(P)For J = 1 To UBound(P) - 1If N = P(I) * P(J) ThenS1 = P(I)S2 = P(J)'fun = TrueExit Functionfun = True '位置错End IfNext JNext IEnd Function3、Option ExplicitPrivate Sub Get_Chess(Chess() As Integer, idx As Integer, Over As Integer) 'ByVal idx As IntegerDim Ub As Integer, Counter As Integer, K As IntegerUb = UBound(Chess)Chess(idx) = 0Counter = 1K = 0 '位置错Do Until Counter = Ub - 1Do Until K = 2idx = idx + 1If idx > Ub Then idx = 1K = K + Chess(idx)LoopChess(idx) = 0Counter = Counter + 1LoopFor Over = 1 To UbIf Chess(Over) <> 0 Then Exit ForNext OverEnd SubPrivate Sub Command1_Click()Dim Chess(32) As Integer, I As Integer, J As IntegerDim K As Integer, idx As IntegerFor I = 1 To 32For J = 1 To 32Chess(J) = 1Next JCall Get_Chess(Chess, I, K)If K = 23 ThenText1 = "从第" & Str$(I) & "号棋子开始取"Exit ForEnd IfNext IEnd Sub4、Option ExplicitPrivate Sub Form_Click()Dim S As String, Flg As BooleanDoS = InputBox("输入一个自然数")If S = "" Or Not IsNumeric(S) ThenMsgBox "请重新输入", 48 + vbOKOnlyElseExit DoEnd IfLoopjudge(S, Flg) ' Call judge(S, Flg) 或judge S, Flg If Flg ThenPrint S; "是回文数"ElsePrint S; "不是回文数"End IfEnd SubPrivate Sub judge(Ch As String, F As Boolean)Dim L As Integer, I As IntegerL = Len(Ch)F = True ' F = FalseFor I = 1 To LIf Mid$(Ch, I, 1) <> Mid$(Ch, L + 1 - I, 1) Then Exit Sub Next IF = False ' F = TrueEnd Sub四、编程题1.Private Function Prime(a As Integer) As BooleanDim i As IntegerFor i = 2 To Sqr(a)If a Mod i = 0 Then Exit FunctionNext iPrime = TrueEnd Function'方法一Private Sub Command1_Click()Dim m As Integer, i As Integerm = InputBox("请输入一个大于2 的偶数")If m <= 2 Or m Mod 2 <> 0 Then MsgBox "请输入大于2的偶数": Exit Sub If Prime(2) And Prime(m - 2) ThenPrint m & "=2 +" & m - 2ElseDoi = i + 1If Prime(2 * i + 1) And Prime(m - (2 * i + 1)) ThenPrint m & "=" & 2 * i + 1 & "+" & m - (2 * i + 1)Exit DoEnd IfLoop While 2 * i + 1 < m - (2 * i + 1)End If'方法二Private Sub Command2_Click()Dim m As Integer, i As Integer, p() As Integer, n As IntegerDim flg As Booleanm = InputBox("请输入大于2的偶数")If m <= 2 Or m Mod 2 <> 0 Then MsgBox "请输入大于2的偶数": Exit Sub ReDim p(1)p(1) = 2n = 1For i = 3 To m - 2 Step 2If Prime(i) Thenn = n + 1ReDim Preserve p(n)p(n) = iEnd IfNext iFor i = 1 To nFor j = 1 To nIf p(i) + p(j) = m ThenPrint m & "=" & p(i) & "+" & p(j)flg = TrueExit ForEnd IfNext jIf flg = True Then Exit ForNext iEnd Sub2.Private Function Fact(a As Integer) As LongIf a = 0 Or a = 1 ThenFact = 1ElseFact = a * Fact(a - 1)End IfEnd FunctionPrivate Sub Command1_Click()Dim n As Integer, m As Integer, result As Singlen = Val(Text1.Text)m = Val(Text2.Text)If n >= m Thenresult = Fact(n) / Fact(m) / Fact(n - m)Text3.Text = resultMsgBox "要求n>=m,请重新输入"Text1.Text = ""Text2.Text = ""Text1.SetFocusEnd IfEnd SubPrivate Sub Command2_Click()Text1.Text = ""Text2.Text = ""Text3.Text = ""Text1.SetFocusEnd Sub3.Private Function Istgs(n As Integer) As BooleanDim s As String, L As IntegerL = Len(CStr(n))s = CStr(n ^ 2)If Right(s, L) = n Then Istgs = TrueEnd FunctionPrivate Sub Command1_Click()Dim n As IntegerFor n = 10 To 300If Istgs(n) Then List1.AddItem n & "^2" & "=" & n ^ 2 Next nEnd SubPrivate Sub Command2_Click()EndEnd Sub4.Private Sub Command1_Click()Dim a(3, 4) As Integer, i As Integer, j As IntegerDim m As Integer, mj As IntegerRandomizeFor i = 1 To 3For j = 1 To 4a(i, j) = Int(900 * Rnd + 100)Print a(i, j);Next jPrintNext iFor i = 1 To 3m = 0Call max(a, i, m, mj)Print "第" & i & "行最大值为" & m & ",在第" & mj & "列"Next iEnd SubPrivate Sub max(a() As Integer, i As Integer, m As Integer, maxj As Integer) Dim j As Integerm = a(i, 1): maxj = 1For j = 2 To UBound(a, 2)If a(i, j) > m Thenm = a(i, j)maxj = jEnd IfNext jEnd SubPrivate Sub Command2_Click()EndEnd Sub5.Private Function Judge(n As Integer) As BooleanDim sum As Integersum = yz(n)If yz(sum) = 2 * n Then Judge = TrueEnd FunctionPrivate Function yz(n As Integer) As IntegerDim i As IntegerFor i = 1 To nIf n Mod i = 0 Then yz = yz + iNext iEnd FunctionPrivate Sub Command1_Click()Dim n As IntegerFor n = 1 To 500If Judge(n) Then Print nNext nEnd SubPrivate Sub Command2_Click()EndEnd Sub6.Private Sub Command1_Click()Dim n As Integer, j As Integer, flg As BooleanFor n = 2 To 30flg = FalseFor j = 2 To nIf pfs(j) And n Mod j = 0 Thenflg = TrueExit ForEnd IfNext jIf flg = False Then Print n;Next nEnd SubPrivate Function pfs(n As Integer) As BooleanIf Sqr(n) = Int(Sqr(n)) Then pfs = TrueEnd Function7.Private Function fxs(n As Long) As LongDim i As Integer, s As StringFor i = 1 To Len(CStr(n))s = Mid(CStr(n), i, 1) & sNext ifxs = sEnd Function'判断某数是否为回文数Private Function Hws(n As Long) As BooleanDim i As Integer, s As String, L As Integers = CStr(n): L = Len(s)For i = 1 To Len(s) / 2If Mid(s, i, 1) <> Mid(s, L + 1 - i, 1) Then Exit Function Next iHws = TrueEnd FunctionPrivate Sub Command1_Click()Dim x As Long, t As Longx = InputBox("请输入一个正整数:")t = xDo While Hws(t) = FalsePrint t; "+"; fxs(t); "="; t + fxs(t)t = t + fxs(t)LoopEnd Sub8.Private Function fxs(n As Long) As LongDim i As Integer, s As StringFor i = 1 To Len(CStr(n))s = Mid(CStr(n), i, 1) & sNext ifxs = sEnd FunctionPrivate Sub Command1_Click()Dim n As Long, t As LongFor n = 1 To 999t = fxs(n)If t ^ 2 = fxs(n ^ 2) And n Mod 10 <> 0 And n < t ThenList1.AddItem n & " " & tList2.AddItem n & "^2" & "=" & n ^ 2 & " " & t & "^2" & "=" & t ^ 2 End IfNext nEnd Sub9.Private Function fxs(n As Long) As LongDim i As Integer, s As StringFor i = 1 To Len(CStr(n))s = Mid(CStr(n), i, 1) & sNext ifxs = sEnd FunctionPrivate Function Judge(n As Integer) As BooleanDim i As Integer, L As Integer, a(9) As Integer, t As IntegerIf Sqr(n) = Int(Sqr(n)) ThenL = Len(CStr(n))For i = 1 To Lt = Mid(CStr(n), i, 1)a(t) = 1Next iFor i = 0 To 9Sum = Sum + a(i)Next iIf Sum = L - 1 Then Judge = TrueEnd IfEnd FunctionPrivate Sub Command1_Click()Dim a As IntegerFor a = 300 To 2000If Judge(a) Then List1.AddItem aNext aEnd Sub10.Private Function F(n As Integer) As BooleanDim i As IntegerFor i = 1 To Len(CStr(n))If i Mod 2 = 1 And Mid(CStr(n), i, 1) Mod 2 <> 1 Then Exit FunctionIf i Mod 2 = 0 And Mid(CStr(n), i, 1) Mod 2 <> 0 Then Exit Function Next iF = TrueEnd FunctionPrivate Sub Command1_Click()Dim a(8) As Integer, i As Integer, j As IntegerRandomizeDot = Int(900 * Rnd + 100)For j = 1 To iIf t = a(j) Then Exit ForNext jIf j = i + 1 Theni = i + 1a(i) = tList1.AddItem a(i)If F(a(i)) Then List2.AddItem a(i)End IfLoop Until i = 8End SubPrivate Sub Command2_Click()List1.ClearList2.ClearEnd SubPrivate Sub CmdEnd_Click()EndEnd Sub11.Private Function prime(a As Integer) As BooleanDim i As IntegerFor i = 2 To Sqr(a)If a Mod i = 0 Then Exit FunctionNext iprime = TrueEnd FunctionPrivate Function nx(n As Integer) As IntegerDim i As Integer, s As StringFor i = 1 To Len(CStr(n))s = Mid(CStr(n), i, 1) & sNext inx = Val(s)End FunctionPrivate Sub Command1_Click()Dim n As Integer, t As IntegerFor n = 100 To 900t = nx(n)If prime(n) And prime(t) And n < t ThenList1.AddItem "(" & n & "," & t & ")"End IfNext nEnd SubPrivate Sub Command2_Click()List1.ClearEnd Sub12.Option Base 1Dim a(4, 5) As IntegerPrivate Sub Command1_Click()Dim i As Integer, j As IntegerRandomizeFor i = 1 To 4For j = 1 To 5a(i, j) = Int(Rnd * 90 + 10)Picture1.Print a(i, j);Next jPicture1.PrintNext iEnd SubPrivate Sub Fp(a() As Integer, i As Integer, maxj As Integer, Flg As Boolean) Dim max As Integer, j As Integer, t As Integermax = a(i, 1): maxj = 1For j = 2 To UBound(a, 2)If a(i, j) > max Thenmax = a(i, j)maxj = jEnd IfNext jFor t = 1 To UBound(a, 1)If a(t, maxj) > max ThenFlg = FalseExit SubEnd IfNextFlg = TrueEnd SubPrivate Sub Command2_Click()Dim i As Integer, m As Integer, mj As Integer, f As BooleanFor i = 1 To 4f = Falsem = 0: mj = 0Call Fp(a, i, mj, f)If f = True ThenText1.Text = Text1.Text & "(" & i & "," & mj & "):" & a(i, mj) & vbCrLf End IfNext iEnd SubPrivate Sub Command3_Click()Picture1.ClsText1 = ""End Sub13.Private Sub Command1_Click()Dim a(30) As Integer, i As Integer, j As IntegerDim Flag As BooleanRandomizeDot = Int(900 * Rnd + 100)For j = 1 To iIf t = a(j) Then Exit ForNext jIf j = i + 1 Theni = i + 1a(i) = tText1.Text = Text1.Text + Str(a(i))If i Mod 10 = 0 Then Text1.Text = Text1.Text + vbCrLfIf IsDown(a(i)) ThenList1.AddItem a(i)Flag = TrueEnd IfEnd IfLoop Until i = 30If Flag = False Then List1.AddItem "无降序数"End SubPrivate Function IsDown(n As Integer) As BooleanDim i As Integer, S As StringS = CStr(n)For i = 1 To Len(S) - 1If Mid(S, i, 1) < Mid(S, i + 1, 1) Then Exit FunctionNext iIsDown = TrueEnd FunctionPrivate Sub Command2_Click()List1.ClearText1 = ""End Sub14.Option ExplicitPrivate Sub CmdFind_Click()Dim i As Integer, p As String, st As String, st1 As StringFor i = 100 To 999st = ""If csum(i) = zyz(i, st) Thenp = CStr(i)st1 = Left(p, 1) & "+" & Mid(p, 2, 1) & "+" & Right(p, 1)List1.AddItem i & ": " & st1 & "=" & Left(st, Len(st) - 1)End IfNext iIf List1.ListCount = 0 ThenList1.AddItem "无满足要求的数!"End IfEnd SubPrivate Function csum(m As Integer) As Integer '求各位数字之和Dim i As Integer, p As Stringp = CStr(m)For i = 1 To Len(p)csum = csum + Val(Mid(p, i, 1))Next iEnd FunctionPrivate Function zyz(ByVal m As Integer, st As String) As Integer '求所有质因子之和Dim i As Integeri = 2DoIf m Mod i = 0 Thenzyz = zyz + ist = st & i & "+"m = m \ iElsei = i + 1End IfLoop Until m = 1End Function15.Private Sub Command1_Click()Dim k As Integer, i As Integerk = InputBox("请输入要求的数列项数:")List1.AddItem "共输出前" & k & "项数列"For i = 0 To kList1.AddItem p(i)NextEnd SubPrivate Function p(n As Integer) As IntegerIf n = 0 Or n = 1 Or n = 2 Thenp = 1Elsep = p(n - 2) + p(n - 3)End IfEnd Function第7章文件一、选择题二、填空题1.顺序文件和随机文件2. EOF3. Write和Print4.返回或设置当前的工作目录5.5116.文件的写语句7.Append8.LOF9.关闭10.Pattern11.【1】For Input 【2】#2 【3】Not EOF(2) 12.【1】”END”【2】Text1.Text 或者Text113.【1】Input 【2】ch 【3】Len(mystr) 14.【1】Number 【2】s15.【1】For Append As #1 【2】"end" 【3】ct,nt 16.【1】For Input 【2】For Output As #2 【3】Not EOF(1) 【4】Line Input #1,str1 【5】Close #1,#2 【6】Kill “C:\old.txt 17.【1】Open "C:StuData.txt" For OutPut As #1 【2】Write 18.【1】"C:\data.txt" 【2】#1, a(i) 【3】k>1 And a(k-1)>b 【4】k = k -1三、综合题1.Option Base 1Dim arr(100) As IntegerPrivate Sub Command1_Click()Dim i As IntegerOpen "c:\in18.txt" For Input As #6For i = 1 To 100Input #6, arr(i)Next iClose #6End SubPrivate Sub Command2_Click()Dim i As IntegerText1.Text = ""Open "c:\out18.txt" For Output As #8For i = 1 To 100If arr(i) Mod 2 <> 0 ThenText1.Text = Text1.Text & Str(arr(i))Write #8, arr(i)End IfNext iClose #8End Sub2.Dim str As StringDim n As LongPrivate Sub Command1_Click()CommonDialog1.Filter = "文本文件(*.txt)|*.txt|All Files(*.*)|*.*"CommonDialog1.FilterIndex = 1CommonDialog1.Action = 1Open CommonDialog1.FileName For Input As #2n = LOF(2)str = Input(n, #2)Text1.Text = strClose #2End SubPrivate Sub Command2_Click()Dim i As IntegerFor i = 1 To Len(str)If Asc(Mid(str, i, 1)) <= Asc("Z") And Asc(Mid(str, i, 1)) >= Asc("A") Then Mid(str, i, 1) = LCase(Mid(str, i, 1))ElseIf Asc(Mid(str, i, 1)) <= Asc("z") And Asc(Mid(str, i, 1)) >= Asc("a") Then Mid(str, i, 1) = UCase(Mid(str, i, 1))End IfNext iText1.Text = strEnd SubPrivate Sub Command3_Click()Open "D:\out.txt" For Output As #3Print #3, strClose #3End Sub第8章程序调试一.选择题二.改错题1.a(i)=int(Rnd*19)+1 →a(i)=int(rnd*20)+1For l=1 to a(i)+1 →for i=2 to a(i)+1If l=a(i) →if l <> a(i)K=k+1 →k=k-1。

VB课本习题答案第三章

VB课本习题答案第三章

第3章程序流程控制3.1 填空题1.设变量r 表示圆的半径,则计算圆的面积并赋给变量s使用的赋值语句为( s=3.14159*r*r )。

2.给命令按钮Command2的Caption属性赋予字符串“退出”使用的赋值语句为( Command2.Caption="退出").3.为了求n的阶乘,要求用户输入n的值。

程序使用InputBox函数输入,要求对话框提示信息为“请输入一个求阶乘的数:”,标题为“求数的阶乘”,并且正确地把输入的信息转换为数值存放到变量n中,则使用的赋值语句为( n=val(InputBox("请输入一个求阶乘的数:","求数的阶乘"))。

4.如果使用MsgBox对话框显示提示信息“退出本系统?”,并显示“是(Yes)"和“否(No)”两个按钮,显示图标“?"号,指定第一个按钮为默认值以及标题为“提示信息",则调用MsgBox 函数的形式为( MsgBox("退出本系统?",4+32+0,"提示信息")).5.如果使用MsgBox对话框显示提示信息“文件未找到!”,并显示“确定”按钮、图标“!"号和标题“文件查找",则使用的MsgBox语句为( MsgBox"文件未找到",0+48+0,"文件查找")。

6.要在当前窗体Form和立即窗口输出字符串“Visual BASIC 6。

0”使用的Print方法分别是( Print “Visual BASIC 6.0”)和( Debug。

Print “Visual BASIC 6。

0” ).7.使用Print方法时,若用逗号分隔, 则按( 标准)格式输出各表达式的值,若用分号分隔,则按( 紧凑 )格式输出各表达式的值.8.注释语句是一个( 非执行)语句,VB不对它们进行编译,对程序的执行结果没有任何影响。

9.判别变量i是否为偶数,若为偶数就把它显示出来。

使用单行结构条件语句为( If i Mod 2=0 Then print x )。

VB 课后习题参考答案

VB 课后习题参考答案

第1章 习题参考答案一、思考题 略二、选择题1. C2. B第2章 习题参考答案一、判断题二、填空题1. 窗体font2. 不能在代码中设置 3. selstart 4. Locked5. TabIndex 、 0 6. vbModal 或 17. Activate 、 Deactivate 8.PictureBox 和 Frame -三、选择题第3章 习题参考答案一、思考题1、double2、 xyC@abc , 15eyd , Is , #END X8[P]3、变量有 (1) (4) (6) (8),常量有 (2)字符串型 (3)逻辑型 (5)字符串型 (7)字符串型 (9)日期型 (10)实型 4、 fe d cb a++5、 (1) 26 (2) 3.75 (3) 36、写出下列Visual Basic 表达式的值:(1) False (2) True (3) True (4) False (5) True(6) True (7) False (8) False7、将下列命题用Visual Basic布尔表达式表示:(1) z>x and z>y (2) abs(a)<=abs(b+2) or a > b+2(3) p mod q=0 (4) x<-5 or x>-2 and x<2 or x>5(5) x<z and y>z or x>z and y<z (6) a<b and a mod 2=08、写出下列函数的值:(1) -4 (2) 换行符(3) –3 (4) -1 (5) hello(6) ello (7) 16 (8) “-459.65” (9) 5二、填空题1.整型、长整型、双精度型、双精度型2.(X mod 10)*10+X\103.sin(1/4*3.14)+sqr(x+2*exp(y))/abs(x-y)4.(a+b)/(c*d-sqr(1-a^2))5.x mod 5=0 or x mod 9=06.False7.-3 、 2 、-2 、 28.CDEF9.x>0 and y>0 or x<0 and y<0 或x*y>010.s>=”A” and s<=”Z” or s>=”a” and s<=”z”三、选择题四、编程题1、Private Sub Form_Click()Dim x%, Ten%, hundred%x = Val(Text1.Text)Ten = (x \ 10) Mod 10hundred = x \ 100Print "百位数是: " & hundredPrint "十位数是: " & TenEnd Sub2Private Sub Form_Click()Dim char As String * 1Form1.CurrentX = Rnd * Form1.ScaleWidthForm1.CurrentY = Rnd * Form1.ScaleHeightchar = Chr(Int(Rnd * 16) + 65)Print charEnd Sub第4章习题参考答案一、判断题二、选择题三、程序阅读写出下列各段程序执行后的输出结果。

VB教材习题_参考答案1-6章

VB教材习题_参考答案1-6章

Visual Basic程序设计教程(李杰主编清华大学出版社 2011.2)习题答案习题2参考答案2.2 单选题1、B2、C3、A4、D5、A6、B7、D8、C9、B 10、D2.3 填空题1、事件驱动2、Cancel3、Name4、Private Sub Form1_Click()5、运行程序6、代码窗口7、Text1.Text = "我是一个学生"8、LostFocus()事件9、Label1.Caption = "请输入用户名"Label1.ForeColor = vbGreen10、(Text1.Text)*22.4 事件练习题1、①该事件的对象是标签Label1,单击标签触发该事件。

②缺省Label1对象的代码是针对窗体,其余有Label1对象的代码是针对标签的。

③Label1.AutoSize = True语句使标签的大小自动随文字的多少而改变。

2、程序运行后,单击命令按钮,在Text1文本框显示"知音海外版",在Text2文本框显示"计算机世界"。

3、单击“显示文本框”命令按钮触发的事件过程Private Sub Command1_Click()Text1.Visible = TrueText1.ForeColor = vbRedText1.Text = "VB程序设计"End Sub单击“隐藏文本框”命令按钮触发的事件过程Private Sub Command2_Click()Text1.Visible = FalseEnd Sub习题3参考答案3.2 单选题1 C2 C3 D4 B5 B6 B7 B8 C9 D3.3填空题1.REM(或‘) _ :2 双引号(“”)#3 $ %4 UCASE()5.(log(1+d*d)-exp(2))^(5/2) [ 还有一种理解方式:(log(1+d*d)-e*e)^(5/2)]6. &O113 &H4B习题4参考答案4.2 单选题BDCBD4.3 填空题1.MsgBox("是否删除? ", vbOkCancel + vbQuestion, "删除")2.The Length of 12345=53. 变量或表达式4. 15. loop4.4 程序设计题1.Private Sub Command1_Click()If Text1.Text = "asdf" ThenMsgBox "密码正确!"ElseMsgBox "密码错误", vbRetryCancel, "错误"End IfEnd Sub2. < 题目中的“连续产生n*n个字母”应该改为“连续产生n个字母”> Private Sub Command1_Click()Dim n%, y%, i%n = Val(Text1.Text)If n > 10 Or n<=0 ThenMsgBox "数据超界!"Text1.Text=””Text1.SetFocusElsey = Int((90 - 65 + 1) * Rnd) + 65For i = 1 To nPrint Chr(y + i)Next iEnd IfEnd Sub3.Private Sub Form_Click()Dim a!, b!, c!, x1!, x21, d!a = Val(Text1.Text)b = Val(Text2.Text)c = Val(Text3.Text)d = b * b - 4 * a * cIf d >= 0 Thenx1 = (-b + Sqr(d)) / (2 * a)X2 = (-b - Sqr(d)) / (2 * a)Print x1; X2ElsePrint "没有实根"End IfEnd Sub4.Private Sub Form_Click()Dim i%, j%, s%, n%,q%n = InputBox("enter n:")q = 0For i = 1 To ns = 0For j = 1 To is = s + jNext jq = q + sNext iPrint qEnd Sub5.Private Sub Form_Click()Dim i%, j%, n%, k%n = 0For i = 1 To 3For j = 1 To 3For k = 1 To 3Print i & j & k,n = n + 1If n Mod 5 = 0 Then PrintNext kNext jNext iPrintPrint "n="; nEnd Sub6.Private Sub Form_Click()Dim i%, j%, n%, k%For i = 1 To 9For j = 0 To 9For k = 0 To 9n = i * 100 + j * 10 + kIf n = i ^ 3 + j ^ 3 + k ^ 3 Then Print n,Next kNext jNext iEnd Sub习题5参考答案5.2 单选题1 A2 B3 C4 C5 D6 D7 A8 C9 D 10 A 11 A 12 B 5.3 填空题1.False2.Caption3.0 ListCount-14.Print List1.List(3)5.Combo1.ReMoveItem 36.LargeChange7.Timer8.5009.Shape10.Borderstyle5.4 程序设计题1.Dim op1, op2, result As SingleDim operator As IntegerPrivate Sub Command1_Click(Index As Integer)If Index >= 0 And Index <= 10 ThenIf txt1.Text = "" Thentxt1.Text = CStr(Index + 1)Elsetxt1.Text = txt1.Text + CStr(Index + 1) End IfEnd IfIf Index >= 12 And Index <= 15 Thenop1 = CDbl(txt1.Text)operator = Indextxt1.Text = ""End IfIf Index = 11 Thenop2 = CDbl(txt1.Text)Select Case operatorCase 12result = op1 + op2Case 13result = op1 - op2Case 14result = op1 * op2Case 15result = op1 / op2End Selecttxt1.Text = CStr(result)End IfEnd SubPrivate Sub Command2_Click()op1 = 0op2 = 0result = 0txt1.Text = ""End SubPrivate Sub Command3_Click()EndEnd Sub2.Private Sub chkBold_Click()If chkBold.Value = vbChecked ThenTxt1.FontBold = TrueElseTxt1.FontBold = FalseEnd IfEnd SubPrivate Sub chkUnderline_Click()If chkUnderline.Value = vbChecked Then Txt1.FontUnderline = TrueElseTxt1.FontUnderline = FalseEnd IfEnd SubPrivate Sub Opt18_Click()Txt1.FontSize = 18End SubPrivate Sub Opt22_Click()Txt1.FontSize = 22End Sub3.Private Sub Form_Load()List1.AddItem "上海"List1.AddItem "北京"List1.AddItem "天津"List1.AddItem "广东"List1.AddItem "辽宁"List1.AddItem "陕西"List1.AddItem "河南"List1.AddItem "深圳"List1.AddItem "四川"List1.AddItem "重庆"End SubPrivate Sub List1_DblClick()For i = 0 To 9If List1.ListIndex = i ThenList2.AddItem List1.List(i)List1.RemoveItem iEnd IfNext iEnd Sub4.Private Sub Command1_Click()Timer1.Enabled=TrueTimer1.Tag=Text1.Text*60Frame1.Caption=“现在开始倒计时”End SubPrivate Sub Timer1_ Timer()Timer1.Tag=Timer1.Tag-1If m<0 ThenTimer1.Enabler=FalseMsgBox“预定的时间到了!”,0,“倒计时”Frame1.Caption=“请输入计时的分钟数:”Text1.Text=0Exit SubEnd Ifn1=Format(m Mod 60,“00”)n2=Format(m \ 60)Mod 60,“00:”)n3=Format(m \ 3600),“00:”)Text1.Text=n3&n2&n1End Sub习题6参考答案6.1单选题1.C2.C3.B4.B5.B6.D7.B8.B9.A 10.A6.2 填空题1.Option Base 12.变体类型3.preserve (注意:教材上面写成perserve, 教材错误)4.Variant变体类型5.96.相同,索引号7.1).通过复制粘贴的方式创建控件数组2).在设计时候添加多个同类型的类型控件,然后通过“属性”窗口将这些控件的名称改为相同,并把Index属性设为不同的下标值。

vb程序设计书习题和参考答案

vb程序设计书习题和参考答案
a = "abcd"
b = "cdef"
e = Right(a, 3)
f = Mid(b, 2, 3)
If e < f Then Print e + f Else Print f + e
End Sub
程序3.请写出单击窗体后,窗体上的显示结果。
Private Sub Form_Click()
Dim i As Integer, j As Integer
2.用Dim c(2 to 5) As Integer语句定义的数组占用个字节的内存空间。
A、4 B、8 C、6 D、10
3.以下是VB合法的数组元素。
A、x9 B、x[9] C、x(9) D、x{9}
4.设有数组声明语句:Dim a(2,3 to 4) As Integer
以上语句所定义的数组a为维数组,共有个元素,第一维下标从到,第二维下标从到。
6.窗体模块的文件扩展名是
A、.exe B、.bas C、.frx D、frm
7
A、FontName B、FontSize C、FontBold D、FontItalic
8.设置窗体的字号用
A、FontName B、FontSize C、FontBold D、FontItalic
2.编程,输入x值,按下式计算并输出y值。
3.计算下式的和,变量x与n的数值用输入对话框输入。
4.用近似公式求自然对数的底数e的值,直到前后两项之差小于10-4为止。
习题四
一、选择题
1.窗体通用部分的语句“Option Base1”,决定本窗体中数组下标界。
A、下界必须为1 B、缺省的下界为1 C、下界必须为0 D、缺省的下界为0

VB教材习题及答案916

VB教材习题及答案916

习题一一、选择题1.下列操作不能打开代码窗口的操作是()。

A)选中对象,单击鼠标右键,在弹出的快捷菜单中选择“查看代码”命令 B)选中对象,双击鼠标左键C)按F7键D)按F4键(打开属性窗口)2.在VB的集成开发环境中,如果工具箱不可见,应在()菜单中操作而使它可见。

A)窗口B)视图 C)编辑 D)文件3.在设计阶段,当双击窗体上的某个控件时,所打开的窗口是()。

A)工程资源管理器窗口 B)工具箱窗口C)代码窗口 D)属性窗口4.VB应用程序处于运行模式时,这时()。

A)既不能设计界面,也不能编辑代码B)可以编辑代码,但不能设计界面C)可以设计界面,但不能编辑代码 D)既能设计界面,也能编辑代码5.下列选项中,属于VB程序设计方法特点的是()。

A)可视化、顺序驱动B)可视化、事件驱动C)面向对象、顺序驱动 D)面向过程、事件驱动6.通过()可以在界面设计阶段直观地调整窗体在屏幕上的位置。

A)代码窗口B)窗体布局窗口C)窗体设计器 D)立即窗口7.在VB集成开发环境中,窗体设计器的主要功能是()。

A)建立用户界面 B)编写源程序代码 C)显示文件 D)显示属性8 在设计应用程序时,通过()窗口可以查看到应用程序工程中的所有组成部分。

A)工程资源管理器 B)窗体设计器 C)代码 D)属性9.事件过程是指在()时所执行的程序代码。

A)运行程序 B)设置属性 C)使用控件 D)相应事件10.下列不能打开属性窗口的操作时()。

A)选择“视图”菜单中的“属性窗口”命令B)单击工具栏上的属性窗口按钮C)按F4键D)按Ctrl+t键(打开“部件”窗口)二、填空题1.VB是一种面向对象的可视化程序开发工具,采用了事件驱动的编程机制。

2.VB中保存的文件常有3种类型,分别是扩展名为 frm的窗体文件,扩展名为 vbp 的工程文件,扩展名为 bas 的标准模块文件。

3.VB程序有3种工作模式,即设计模式、运行模式、中断模式。

vb课后习题参考答案

vb课后习题参考答案

vb课后习题参考答案第一章习题参考答案一、填空题1、对象事件驱动2、编译运行模式解释运行模式二、简答题1、简述VB的特点。

答:①可视化的程序设计方法②面向对象的程序设计思想③事件驱动的编程机制④结构化的程序设计语言⑤高度的可扩充性⑥强大的数据库访问能力⑦支持动态数据交换⑧支持对象链接与嵌入2、简述VB的安装过程。

答:①向光驱中放入VB安装光盘;②计算机将运行自动安装程序,若没有,执行VB目录下的Setup.exe;③根据提示逐一回答问题,并点击“下一步”;④点击“完成”;2、如何启动VB。

答:三种方法:①单击“开始”按钮,选择“程序”菜单下的“Microsoft Visual Basic 6.0 中文版”菜单项并单击;②双击桌面上的VB6.0快捷图标;③在“开始”菜单的运行对话框中输入命令来启动VB;第二章习题参考答案一、选择题:1-10、DCACD BCBBC11-20、BADCA BBAAB21-29、AACBB CDDC二、填空题1.窗体、控件2.属性值3.属性窗口设置、代码窗口设置4.事件过程5.对象名、下划线、事件名6.Form_Click第三章习题参考答案一、选择题1、B2、C3、A4、B5、A6、C7、C二、填空题1、11字符型、字节型、整型、长整型、单精度型、双精度型、货币型、逻辑型、日期型、对象型、变体型。

String、Byte、Integer、Long、Single、Double、Currency、Boolean、Date、Object、Variant2、双引号(英文)、#3、ASCII、1、25、&、+、+6、Now()、Time、日期型三、解答题1、(3)2、(1 )3、(1)常量(关键字)(2)字符型常量(3)逻辑型常量(4)变量(5)字符串常量(6)变量(7)字符串常量(8)变量(9)日期型常量(题目应是#11/16/1999#)(10)数值型常量(单精度)4、315、(1)(1+y/x)/(1-y/x) (2)x^3+3*x*y/(2-y)(3)sqr(abs(a*b-c^3)) (4)sqr(s*(s-a)*(s-b)*(s-c))6、7、(1)13 (2)17(3)#1999-11-12# (4)zxy123ABC8、(1)19 (2)8.16666666666667(3)5.25 (4)29、(1)-4 (2)2 . 82842712474619 (3)-3 (4)49 (5)”hello” (6)He7)16 (8)“-459.65” (9)510、(4)11、(2)12、(4)第四章习题参考答案一、选择题:1—7: DAABBCD二、填空题1.500.00%2.将字号扩大为原来的二倍3. B三、编程题(略)1.文本框、标签和命令按钮的名称分别为text1、label1、command1Private Sub Command1_Click()Label1.caption=text1.textCommand1.caption=text1.textEnd Sub2.单价、数量、折扣和应付款对应的文本框的名称分别为:text1、text2、text3和text4,计算和清除命令按钮的名称分别为:command1和command2。

vb课后练习答案习题解答(2)

vb课后练习答案习题解答(2)

vb课后练习答案习题解答(2)第2章基本数据类型与表达式2.1 填空题1.程序设计语言中()是语言的最基本符号,()是具有语法意义的最小语法单位。

答案:字符、单词2.()用于标记用户自定义的常量、类型、变量、控件、过程、函数等名字。

答案:标识符3.整型数据占()字节的内存空间。

长整型数据占()个字节的内存空间。

单精度浮点型数据占()个字节的内存空间。

双精度浮点型数据占()个字节的内存空间。

日期型数据占()个字节的内存空间。

答案:2、4、4、8、84.100% 表示100为()型数据;100!表示100为()型数据;100@表示100为( )型数据.答案:整、单精度浮点、货币5.符号常量在某一过程中说明,则该符号常量只能在()内有效。

答案:该过程内6.若一个整型变量说明了之后没有给它赋值,则它的值为()。

答案:07.在VB中可以把类型说明符放在变量名的()来说明变量的类型。

答案:末尾8.为了使VB的编译程序自动检查变量声明,遇到未经说明的标识符发出错误警告信息,在程序中要加上()语句。

答案:Option Explicit9.对含有多种运算的表达式,各种运算之间的顺序为()→()→()→()。

答案:函数运算、算术运算、关系运算、逻辑运算10.把1234.567的小数部份四舍五入转换为整数,可使用函数()。

答案:Cint(1234.567)11.将x四舍五入到百位(例如,若x=23874.52应舍入成23900),可使用表达式()。

答案:Int(x / 100 + 0.5) * 10012.将x从十位截断(例如,x=23874.52应截成23800)可使用表达式()。

答案:Fix(x / 100) * 100或者Int(x/100)*100或者Cint(x\100-0.5)*10013.设X为数值变量,求X的常用对数可使用的表达式是()。

答案:Log(X)/Log(10)14.要从字符串“Visual BASIC 6.0”中截取子字符串“BASIC”可使用函数()。

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10 C11 A12 A13 D14 A15 A16 D
填空题
1.出错
2. x=3 y=10
3.
4. 12345 54321;将数值a转换成字符串,并逆序输出
5.ABCDE
6.32
7.(1)k(2)If x < n Then n = x: nk = i(3)mk (4) m
8.(1)Then Exit For(2)f1 And f2 Then(3)f1=f2
教材习题的参考答案
第1章
选择题
1 C2 A3 A4 C5 B6 C7 D8 A9 D10 C
填空题
1.对象Windows事件驱动
2.窗体工程
3.查看对象查看代码
4.CmdExam Click lbldisp
5.工具栏“启动”按钮菜单命令“运行|启动”F5键
6.命令按钮
7.Cancel
8.Label1
Text-66
第8章(P197)
选择题
CBADD
填空题
1.数据文件和程序文件;顺序文件和随机文件;ASCII码文件(文本文件)和二进制文件
2.顺序、随机和二进制
3. Input Output Append Random Binary; Random
4.打开、读/写和关闭
5. Input #、Line Input #、Input
4 1 3
0 1 3
1 1 3
第7章(P177)
填空题
1. 11
2. MouseDown MouseUp MouseMove
3. Shift Ctrl Alt
4. MouseDown MouseUp Click DblClick MouseUp
5. Aa
6. <Ctrl+Alt>+鼠标右键
7. Form-66
5、Abs(X)>=Y and Abs(X)<>Z
6、M<100 And M>=0
7、A Mod 3 =0 Or A Mod 7 =0
8、N Mod 4 =0 And N Mod 100 <> 0 Or N Mod 400 = 0
第3章(P74)
选择题
1 CD2 B3 B4B5 C6 A7 D8 BD9 C
填空题
1.部件
2. Style
3. Print lstEx.list(2)
4. cmbEx.text=cmbEx.list(4)
5. -(减号)
6. PopupMenu
7. Enabled Interval True >0
8.框架(Frame)、图片框(PictureBox)
9. MultiLine ScrollBars
选择题
BADC
填ቤተ መጻሕፍቲ ባይዱ题
1. Option Base 1
2. ReDim Preserve
3. LBound UBound
4.可变
5. Index
6. 4 11
7. 27
8. min=arr(1):Fmin=1
min=arr(i):Fmin=i
第5章(P142)
选择题
1~5 CBABD 6~10 DD(DA)(BC)A 11~15 ABAAA
9.(1)n(2)Len(Trim(Str(n))) - 1(3)c-1 (4)Loop Until nn = 0(5) n = m Then
10.(1)Opt1.Value(2)Opt2.Value(3)Opt3.Value (4)LTrim(Str(k))(5)k–10
(6)Asc("A")
第4章(P100)
1、(a + b) / (c * d - Sqr(1 - a *a )) + 5^(1/3) * Cos(60*3.14/180) *Cos(60*3.14/180)
2、Sin(45 * 3.14159 / 180) + Abs(x - y)
3、2 * Exp(x) + Log(x * y)
4、(Log(50)/Log(10)-Log(20))/(9*Exp(3))
10. AutoSize Stretch
11. Image1.picture=LoadPicture("C:\pic1.jpg")
12. Scroll
13.另存为
14.非最底层或含有子菜单的
15. (1) ListIndex
Text或List(Lst1.ListIndex)
(2) list(2)
(3) x, Lst1.ListIndex+1
第2章
一、选择题
1 A2 C3 D4 B5 C6 A7 B8 A9 B10 D
二、写出下列表达式的值
1、4 2、0 3、8 4、False 5、False 6、True
7、-1 8、16.7 9、“C”10、“Basic”11、“VISUAL”12、5
三、将下列数学表达式改写成Visual Basic表达式
4.函数名
5.局部变量
6. Static
7.声明语句所在的过程、声明语句所在的模块、整个应用程序
8.应用程序(全局)和模块(过程)
9.程序设计技术,指在过程中调用本过程;具有递归表达式和递归结束的条件
10. 6 8 4
6 4 3
11. 0.6 1.8
12. 2 5 8 11
13.3 1 3
0 1 3
AC(AB)BC
(4) Lst1.ListCount-1
Selected
removeItem i
第6章(P161)
选择题
CCCAD
填空题
1.同一存储单元
2. Exit Sub和End Sub
3. Function TestAB(a!, b!) aAs Boolean或
Sub TestAB(a!, b!, S As Boolean)
6. Input As #10
Output As #20
Eof(10)
7. Dir1.Path
Driver1_Change()
第9章(P213)
选择题
CCDCC
填空题
1. Load Unload
2. Show Hide
3.变灰(不可用)
4.图片框
5.图片框、计时器和数据控件
第10章(P234)
选择题
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