[单选题]假定有下列两个过程: Private Sub PPP(a As Single, b As Single) a=a+b Print a, b b=a+b Print a, b End Sub Private Sub Form_Activate() x=18 Call PPP((x), (x)) Print x End Sub 则下列说法中不正确的是( )。A.形参是a和b,两个实参(x)和(x)允许重名B.形参是a和b,实参(x)表示传值调用C.形参是a和b,实参(x)表示是非传址调用D.形参是a
[单选题]假定有以下两个过程: Private Sub PPP(a As Single, b As Single) a=a+b Print a, b b=a+b Print a, b End Sub Private Sub Form_Activate0 x=18 Call PPP((x), (x)) Print x End Sub 则下列说法中不正确的是( )。A.形参是a和b,两个实参(x)和(x)允许重名B.形参是a和b,实参(x)表示传值调用C.形参是a和b,实参(x)表示是非传址调用D.形参是a和
[单选题]假定有下拉两个过程:Private Sub PPP(a As Single,b As Single)a=a+bPrint a,bb=a+bPrint a,bE.nd SubPrivate Sub Form_Activate()x=18C.all PPP((x),(x))Print xE.nd Sub则下列说法中不正确的是( )。A.形参是a和b,两个实参(x)和(x)允许重名B.形参是a和b,实参(x)表示传值调用C.形参是a和b,实参(x)表示是非传址调用D.形参是a和b,两个实参(x)和(x
[单选题]有下列Sub过程:Sub Sun(x As Single,y As Single)t=xx=t/yy=t ModyE.nd Sub在窗体上的命令按钮Command1中,编写下列事件过程,执行该事件过程调用Sun过程,结果是( )。Private Sub Conunandl Cliek()D.im a As SingleD.im b As Singlea=5b=4Sun a,bPrint a;bE.nd SubA.1.25 1B.5 4C.4 5D.1 1.25
[主观题]有如下SUB过程:Sub s(x As Single,y As Single)t=xx=t / yy=t Mod yE.nd Sub在窗体上添加一个命令按钮,然后编写如下事件过程:Private Sub Form_Click()D.im a As SingleD.im b As Singlea=5b=4s a,bPrint a,bE.nd Sub则程序运行后,单击命令按钮,输出的结果为[ ] 。
[单选题](12)有下列Sub过程: Sub Sub(x As Single,y As Single) t=x x=t/y y=t Mody End Sub 在窗体上的命令按钮Commandl中,编写下列事件过程,执行该事件过程调用Sun过程,结果是( )。 Private Sub Commandl_Click() Dim a As Single Dim b As Single a=5 b=4 Sun a,b Print a;b End Sub A.1.25 1 B.5 4 C.4 5 D.1 1.25
[单选题]设有如下窗体单击事件过程: Private Sub Form Click( ) a=1 For i=1 To 3 Select Case i Case 1,3 a=a+1 Case 2,4 a=a+2 End Select Next i MsgBox a End Sub 打开窗体运行后,单击窗体,则消息框的输出结果是__A.3B. 4C. 5D. 6
[试题]设有以下窗体单击事件过程:Private Sub Form_Click()a=1F.or i=1 To 3E.nd SelectNext iE.nd Sub打开窗体运行后,单击窗体,则消息框的输出内容是( )。
[单选题]设有如下过程: Private Sub Form. KeyDpwn(KeyCode As Integer,Shift As Integer) Print Chr(KeyCode) End Sub Private Sub Form. KeyUp(KeyCode As Integer,Shift As Integer) Print Chr(KeyCode+2) End Sub 若把窗体的KeyPreview属性设置为True,程序运行后,如果按“A”键,则输出结果为( )。A. A AB. A BC
[单选题]假设有如下事件过程: Private Sub Form_MouseDown(Button As Integer, Shift As Integer, x As Single, y As Single) If Button=2 Then PopupMenu popForm End If End Sub 则以下描述中错误的是______。A.该过程的功能是弹出一个菜单B.popForm是在菜单编辑器中定义的弹出式菜单的名称C.参数x、y指明鼠标的当前位置D.Button=2表示按下的是鼠标左键