超星 - 过程测验 - 查题吧

单选题

运行程序，单击命令按钮Command1后窗体上输出结果是（）。 Function f(x As Integer) As Integer x = x / 2 f = x End Function Private Sub Command1_Click() Dim a As Integer a = 10 Print a + f(a) End Sub

A. 5
B. 20
C. 10
D. 15

单选题

有如下程序，运行结果是（）。 Public Function f(m%, n%) Do While m <> n Do While m > n m = m - n Loop Do While n > m n = n - m Loop f = m Loop End Function Private Sub Command1_Click() Print f(24, 18) End Sub

A. 3
B. 0
C. 2
D. 6

单选题

运行程序，单击命令按钮Command1后窗体上输出结果是（）。 Function f(x As Integer) As Integer x = x / 2 f = x End Function Private Sub Command1_Click() Dim a As Integer a = 8 Print f(a + f(a)) End Sub

A. 10
B. 6
C. 8
D. 4

单选题

运行程序，单击命令按钮Command1后窗体上输出结果是（）。 Function F(a As Integer) Static c b = b + 1 c = c + 1 F = a + b + c End Function Private Sub Command1_Click() Dim i As Integer For i = 1 To 3 Print F(i); Next i Print End Sub

A. 4 5 6
B. 3 4 5
C. 4 6 8
D. 3 5 7

单选题

设有一个命令按钮Command1的事件过程以及一个函数过程。程序如下： Private Sub Command1_Click() Static x As Integer x = f(x + 5) Cls Print x End Sub Private Function f(x%) As Integer f = x + x End Function 连续单击命令按钮3次，第3次单击命令按钮后，窗体上显示的计算结果是( )。

A. 70
B. 60
C. 30
D. 10

单选题

设有一个命令按钮Command1的事件过程以及一个函数过程。程序如下： Private Sub Command1_Click() Static x As Integer x = f(x + 3) Cls Print x End Sub Private Function f(x%) As Integer f = x + x End Function 连续单击命令按钮3次，第3次单击命令按钮后，窗体上显示的计算结果是（）。

A. 6
B. 18
C. 42
D. 12

单选题

运行程序，单击命令按钮Command1后窗体上输出结果是（）。 Private Function fun1(str$, ch$) As String Dim k As Integer Dim temp As String, s As String s = "" For k = 1 To Len(str) temp = Mid(str, k, 1) If temp = ch Then s = s & temp End If Next k fun1 = s End Function Private Sub Command1_Click() Dim str As String, ch As String str = "ABCABC" ch = "B" Print fun1(str, ch) End Sub

A. BB
B. ACAC
C. 程序出错
D. AA

单选题

运行程序，单击窗体后输出结果是（）。 Public Function fun(s As String) As String Dim tStr As String, n As Integer tStr = "" n = Len(s) i = 1 Do While i <= n / 2 tStr = tStr & Mid(s, i, 1) & Mid(s, n - i + 1, 1) i = i + 1 Loop fun = tStr End Function Private Sub Form_Click() Dim s1 As String s1 = "abcdef" Print UCase(fun(s1)) End Sub

AFBECD
B. abcdef
C. DEFABC
D. ABCDEF

单选题

阅读程序： Function fac(ByVal n As Integer) As Integer Dim temp As Integer temp = 1 For i = 1 To n temp = temp * i Next fac = temp End Function Private Sub Form_Click() Dim nsum As Integer, i As Integer nsum = 1 For i = 2 To 4 nsum = nsum + fac(i) Next Print nsum End Sub 程序运行后，单击窗体，输出结果是（）。

A. 33
B. 31
C. 35
D. 32

单选题

设有如下说明： Public Function F1(n%) …… n = 3 * n + 4 …… End Function Private Sub Command1_Click() Dim n%, m n = 3: m = 4 …… '调用F1语句 …… End Sub 则在Command1_Click事件中无效的调用语句是( )。

A. F1 (m)
B. F1 (5 )
C. F1 (5+m)
D. F1（n+m）

3