二级VB参考书第8章自测题
一、选择题: 1.用下面的语句所定义的数组的元素个数是 Dim A(-3 To 5) As Integer A.6 B.7 C.8 D.9 2. 用下面的语句所定义的数组的元素个数是 Dim arr(3 To 5, -2 To 2) A.20 B.12 C.15 D.24 3. 在窗体上画一个命令按钮(其Name属性为Command1),然后编写如下代码: Private Sub Command1_Click() Dim Arr1(10), arr2(10) As Integer n=3 For i = 1 To 5 Arr1(i) = i arr2(n) = 2 * n + i Next i Print arr2(n); Arr1(n) End Sub 程序运行后,单击命令按钮,输出结果是 A.11 3 B.3 11 C.13 3 D.3 13 4. 在窗体上画一个命令按钮(其Name属性为Command1),然后编写如下代码: Option Base 1 Private Sub Command1_Click() Dim a(10), p(3) As Integer k=5 For i= 1 To 10 a(i)= i Next i For i= 1 To 3 p(i) = a(i * i) Next i For i = 1 To 3 k = k + p(i) * 2 Next i Prim k End Sub 程序运行后,单击命令按钮,输出结果是 A.35 B.28 C.33 D.37 5. 在窗体上画一个命令按钮(其Name属性为Command1),然后编写如下代码: Option Base 1 Private Sub Command1_Click() Dim a a = Array(1, 2, 3, 4) j=1 For i = 4 To 1 Step -1 s = s + a(i)*j j =j * 10 Next i Print s End Sub 运行上面的程序,单击命令按钮,其输出结果是 A.4321 B.12 C.34 D.1234 6. 在窗体上画一个命令按钮(其Name属性为Command1),然后编写如下代码: Option Base 1 Private Sub Command1_Click() Dim Arr(3) As Integer For i = 1 To 3 For j = 1 To 3 Arr(j) = Arr(i) + 1 Next j Next i Print Arr(3) End Sub 程序运行后,单击命令按钮,其输出结果为 A.7 B.6 C.5 D.4 首页 1 2 3 尾页 相关资料 |