单项选择题

执行语句Open"C:\StuData.dat"For Input As#2后，系统( )。

A) 将C盘当前文件夹下名为StuData.dat的文件的内容读入内存
B) 在C盘当前文件夹下建立名为StuData.dat的顺序文件
C) 将内存数据存放在C盘当前文件夹下名为StuData.dat的文件中
D) 将某个磁盘文件的内容写入C盘当前文件夹下名为StuData.dat的文件中

<上一题目录下一题>

热门试题

单项选择题

有如下程序，输出结果为( )。 Private Sub Form_Activate() Dim a() a=Array(1,2,3,4,5) For i=LBoundta)To UBound(a) a(i)=i*a(i) Next i Print i,LBound(a), UBound(a),a(i) End Sub

A) 40 4 25
B) 5 0 4 25
C) 不确定
D) 程序出错

单项选择题

设已经在菜单编辑器中设计了窗体的快捷菜单，某顶级菜单为a1，且取消其“可见”属性。运行时，可以使快捷菜单的菜单项响应鼠标左键单击和右键单击的事件过程是()。

A) Private Sub Form_MouseDown(Button As Integer,Shift As Integer,
X As Single,Y As Single)
If Button=2 Then PopupMenu a1,2
End Sub
B) Private Sub Form_MouseDown(Button As Integer,Shift As Integer,_
X As Single,Y As Single
PopupMenu a1,0
End Sub
C) Private Sub Form_MouseDown(Button As Integer,Shift As Integer,_
X As Single,Y As Single
PopupMenu a1
End Sub
D) Private Sub Form_MouseDown(Button As Integer,Shift As Integer,_
X As Single,Y As Single
If(Button=vbLetfButton) Or (Button=vbRightButton) Then PopupMenu a1
End Sub

相关试题