Dim a AsInteger,当a=123:b=Str(a),则()

A:a和b均是字符型变量 B:a是字符型变量,b是数值型变量 C:a是数值型变量,b是字符型变量 D:a和b均是数值型变量

下面的语句用Array函数为数组a的各元素赋整数值:
a=Array(1,2,3,4,5,6,7,8,9)
对数组变量a的正确定义是

A:Dim a B:Dim a As Integer C:Dim a(9) As Integer D:Dim a() As IntegEr

变量定义语句Dim Index&与下面的______等价。 ( )

A:Dim Index As Long B:Dim Index As Integer C:Dim Index As Single D:Dim Index As Double

有如下程序:   Private Sub Commandl_Click( )     Dim a As Single     Dim b As Single     a=2:b=4     Call CS(a,b)   End Sub   Sub CS(x As Single,y As Single)     t=X     x=t/y     y=t Mod y   End Sub   程序运行后,单击命令按钮,a和b的值分别为( )。

A:Dim pict[3,4]As Integer B:Dim pict(3,4)As Integer C:Dim pict[3.4]As Integer D:Dim pict(3:4)As Integer.

有如下程序:   Private Sub Commandl_Click( )     Dim a As Single     Dim b As Single     a=2:b=4     Call CS(a,b)   End Sub   Sub CS(x As Single,y As Single)     t=X     x=t/y     y=t Mod y   End Sub   程序运行后,单击命令按钮,a和b的值分别为( )。

A:Dim pict[3,4]As Integer B:Dim pict(3,4)As Integer C:Dim pict[3.4]As Integer D:Dim pict(3:4)As Integer.

有如下程序:   Private Sub Commandl_Click( )     Dim a As Single     Dim b As Single     a=2:b=4     Call CS(a,b)   End Sub   Sub CS(x As Single,y As Single)     t=X     x=t/y     y=t Mod y   End Sub   程序运行后,单击命令按钮,a和b的值分别为( )。

A:Dim pict[3,4]As Integer B:Dim pict(3,4)As Integer C:Dim pict[3.4]As Integer D:Dim pict(3:4)As Integer.

有如下程序:   Private Sub Commandl_Click( )     Dim a As Single     Dim b As Single     a=2:b=4     Call CS(a,b)   End Sub   Sub CS(x As Single,y As Single)     t=X     x=t/y     y=t Mod y   End Sub   程序运行后,单击命令按钮,a和b的值分别为( )。

A:Dim pict[3,4]As Integer B:Dim pict(3,4)As Integer C:Dim pict[3.4]As Integer D:Dim pict(3:4)As Integer.

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