关于率的标准误sp的描述中不正确的是()
第1题:
设程序中有如下数组定义和过程调用语句: Dim a(10)As Integer … Call D(a) 如下过程定义巾,正确的是( )。
A.Private Sub p(a As Integer)
B.Private Sub p(a( )As Integer)
C.Private Sub p(a(10)As Integer)
D.Private Sub p(a(n)As Integer)
第2题:
在窗体中添加一个名称为Com1的命令按钮,然后编写如下程序:
Private Sub s(ByVal p As Integer)
p=p*2
End Sub
Private Sub Com1_Click()
Dim i As Integer
i=3
Call s(i)
If i>4 Then i=i^2
End sub
窗体打开运行后,单击命令按钮,则消息框的输出结果为( )。
第3题:
单击一次命令按钮后,下列程序的执行结果是( )。 Private Sub Commandl_Click() s=P(1)+P(2)+P(3)+P(4) Print s End Sub Public FunctionP(N As Integer) Static Sum Fori=1To N Sum=Sum+i Nexti P=Sum End Function
A.15
B.25
C.35
D.45
第4题:
设程序中有如下数组定义和过程调用语句:
Dim a(10) as integer
……
Call p(a)
如下过程定义中,正确的是
A)Private Sub p(a as integer)
B)Private Sub p(a() as integer)
C)Private Sub p(a(10) as integer)
D)Private Sub p(a(n) as integer)
第5题:
下列Sub 过程中描述错误的是______。
A.Sub 过程只能在窗体模块中定义
B.Goto 语句不能用于Sub 过程
C.Sub 过程只能在窗体模块中定义
D.Sub 过程中不能嵌套定义Sub 过程
第6题:
下列程序的执行结果是______。
PrivateFunctionP(NASInteger)
Fori=1 To N
SUM=SUM+i
Nexti
P=SUM
End Function
Privte Sub Commandl_Click()
S=P(1)+P(2)+P(3)+P(4)
Print S
End Sub
第7题:
单击一次命令按钮后,下列程序的执行结果是 Private Sub Command1_Click() s=P(1) +P(2) +P(3) +P(4) Print s End Sub Public Function P(N As Integer) Static Sum For i=1 To N Sum=Sum+i Next i P=Sum End Function
A.15
B.25
C.35
D.45
第8题:
( 25 )要求当鼠标在图片框 P1 中移动时,立即在图片框中显示鼠标的位置坐标。下面能正确实现上述功能的事件过程是
A )
Private Sub P1_MouseMove ( Button AS Integer,Shift As Integer,X As Single,
Y As Single )
Print X,Y
End Sub
B )
Private Sub P1_MouseDown ( Button AS Integer,Shift As Integer,X As Single,
Y As Single )
Picture.Print X,Y
End Sub
C )
Private Sub P1_MouseMove ( Button AS Integer,Shift As Integer,X As Single,
Y As Single )
P1.Print X,Y
E n d S u b
D )
Private Sub Form_MouseMove ( Button AS Integer,Shift As Integer,X As Single,
Y As Single )
P1.Print X,Y
End Sub
第9题:
在窗体中添加一个名称为Command1的命令按钮,然后编写如下程序:
Private Sub s(ByVal p As Integer)
p=p*2
End Sub
Private Sub Command1_click()
Dim i As Integer
i=3
Call s(i)
If i>4 Then i=i^2
MsgBox i
End Sub
窗体打开运行后,单击命令按钮,则消息框的输出结果为【 】。
第10题:
写出程序运行的结果
Public class Base
Public virtual string Hello() {return “Base”;}
Public class Sub:Base
Public override string Hello() {return “Sub”;}
1. Base b = new Base(); b.Hello;
2. Sub s = new Sub(); s.Hello;
3. Base b = new Sub (); b.Hello;
4. Sub s = new Base(); s.Hello;