1. 在窗體上畫一個(gè)名稱為Command1的命令按鈕,然后編寫如下事件過(guò)程:
Private Sub Command1_Click()
Dim num As Integer
num = 1
Do Until num > 6
Print num;
num = num + 2.4
Loop
End Sub
程序運(yùn)行后,單擊命令按鈕,則窗體上顯示的內(nèi)容是
(A)1 3.4 5.8 (B)1 3 5 。–)1 4 7 。―)無(wú)數(shù)據(jù)輸出
2. 有如下函數(shù):
Function Facn ( x As Integer ) As Long
Dim p As Long , i As Integer
p = 1
For i = 1 To x
p = p * i
Next i
Facn = p
End Function
調(diào)用它的事件過(guò)程如下:
Private Sub Command1_Click ( )
i = Val ( InputBox ( “請(qǐng)輸入數(shù)據(jù)”))
a = Facn (( i ) ) ‘實(shí)參i用圓括號(hào)括起,則強(qiáng)制為值傳遞
Print a
End Sub
若輸入數(shù)據(jù)6,則程序運(yùn)行結(jié)果為( 【73】 )
。ˋ)60 (B)120 。–)600 (D)720
3. 在窗體上畫一個(gè)名稱為Command1的命令按鈕,然后編寫如下事件過(guò)程:
Private Sub Command1_Click()
Dim a As Integer, s As Integer
a = 8
s = 1
Do
s = s + a
a = a-1
Loop While a <= 0
Print s; a
End Sub
程序運(yùn)行后,單擊命令按鈕,則窗體上顯示的內(nèi)容是
(A) 7 9 (B) 34 0 (C) 9 7 (D)死循環(huán)
4. 下列程序的執(zhí)行結(jié)果為( 【74】 )
Dim IntSum As Integer , i As Integer
IntSum = 0
For i = 30.2 To 1 Step -5.3
IntSum = IntSum + i
Next i
Print IntSum
。ˋ)106 (B)105 。–)102 (D)101
5. 在窗體上畫一個(gè)命令按鈕,然后編寫如下事件過(guò)程,該過(guò)程執(zhí)行結(jié)果為( 【75】 )
Option Base 1
Private Sub Command1_Click ( )
Dim a As Variant , s As Integer
a = Array ( 2 , 4 , 6 , 8 )
j = 1
For i = 1 To 4 Step 1
s = s + a ( i ) * j
j = j *10
Next i
Print s
End Sub
。ˋ)0 。˙)1110 。–)2468 (D)8642
設(shè)有如下通用過(guò)程:
Public Function f(x As Integer)
Dim y As Integer
x = 20
y = 2
f = x * y
End Function
6. 在窗體上畫一個(gè)名稱為Command1的命令按鈕,然后編寫如下事件過(guò)程:
Private Sub Command1_Click()
Static x As Integer
x = 10
y=5
y = f(x)
Print x; y
End Sub
程序運(yùn)行后,如果單擊命令按鈕,則在窗體上顯示的內(nèi)容是
(A)10 5 (B)20 5 (C)20 40 。―)10 40
7. 對(duì)窗體編寫如下代碼:
Option Base 1
Private Sub Form_KeyPress( KeyAscii As Integer)
a = Array (123 , 86 , 57 , 248 , 32)
m1 = a ( 1 )
m2 = 1
If KeyAscii = 13 Then
For i=2 To 5
If a ( i ) > m1 Then
m1 = a ( i )
m2 = i
End If
Next i
End If
Print m1 , m2
End Sub
程序運(yùn)行后,按回車鍵,輸出結(jié)果為( 【76】 )
。ˋ)32 5 (B)248 4 (C)32 1 。―)248 5
設(shè)有如下通用過(guò)程:
Public Sub Fun(a(), ByVal x As Integer)
For i = 1 To 5
x = x + a(i)
Next
End Sub
8. 在窗體上畫一個(gè)名稱為Text1的文本框和一個(gè)名稱為Command1的命令按鈕,然后編寫如下的事件過(guò)程:
Private Sub Command1_Click()
Dim arr(5) As Variant
For i = 1 To 5
arr(i) = i
Next
n = 10
Call Fun(arr(), n)
Text1.Text = n
End Sub
程序運(yùn)行后,單擊命令按鈕,則在文本框中顯示的內(nèi)容是
(A)10 。˙)15 。–)25 (D)24
9. 閱讀程序:
Function Func ( a As Integer )
b = 1
Static c As Integer
b = b +1
c = c +1
Func = a + b + c
End Function
Private Sub Command1_Click( )
Dim a As Integer
a = 3
For i =1 to 3
Print Func( a )
Next i
End Sub
運(yùn)行上面的程序,單擊命令按鈕后,輸出結(jié)果為( 【77】 )
(A)6 (B)6 (C)6 (D)6
7 6 8 13
8 6 10 21
10. 在窗體上畫一個(gè)名稱為Command1的命令按鈕,然后編寫如下代碼:
Option Base 1
Private Sub Command1_Click()
d = 0
c = 10
x = Array(10, 12, 21, 32, 24)
For i = 1 To 5
If x(i) > c Then
d = d + x(i)
c = x(i)
Else
d = d-c
End If
Next i
Print d
End Sub
程序運(yùn)行后,如果單擊命令按鈕,則在窗體上輸出的內(nèi)容為
(A)89 (B)99 (C)23 。―)77