已知A点坐标xA=100.01m,yA=200.04m,B点坐标xB=150.01m,yB=150.04m,则A、B两点间的距离为()m。
第1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2题:
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_M0useDown(Button As Integer,Shift As Integer,X As Single,Y As Single) Picture.Print X,Y End Sub
C.Private Sub P1_MouscMove(Button As integer,Shift As Integer,X As Single,Y As Single) P1.Print X.Y End Sub
D.Private Sub Form_MouseMove(Button As Integer,Shift As Integer,x As Single,Y As Single) P1.Print X.Y End Sub
第3题:
( 27 )要想在过程 Proc 调用后返回形参 x 和 Y 的变化结果,下列定义语句中正确的是
A ) Sub Proc ( x as Integer,y as Integer )
B ) Sub Proc ( ByVal x as Integer, y as Integer )
C ) Sub Proc ( x as Integer,Byval y as Integer )
D ) Sub Proc ( Byval x as Integer, Byval y as Integer )
第4题:
有以下程序:
int sub(int n) { return(n/10+n%10); }
main()
{ int x, y;
scanf("% d", &x);
y=sub(sub(sub(x)));
printf("% d\n", y);
}
若运行时输入:1234<回车>,程序的输出结果是【 】。
第5题:
下面各被调用函数首部书写正确的是( )
A.void sub(float x;float y);
B.void sub(float x,y)
C.void sub(float x,float y)
D.void sub(float x,float y);
第6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
第7题:
A、Public Sub Sum(x ; y)
B、Public Sub Sum(ByVal x, ByVal y)
C、Public Sub Sum(x As Integer,y As Integer)
D、Public Sub Sum(x%, y%)
第8题:
有以下程序:int sub(int n) { return(n/10+n%10); }void main(){ int x,y; scanf("%d",&x); y=sub(sub(sub(x))); printf("%d\n",y);}若运行时输入:4321<回车>,程序的输出结果是。
第9题:
Command1_Click()事件代码如下: Private Sub Command1_Click() Dim x As Integer, Y As Integer x = 6 : Y : 8 Call ABC(X, Y) Print X; Y End Sub Private Sub ABC(ByVal X As Integer,Y As Integer) X = X + 4 Y = Y = 2 End Sub 事件发生后,X和Y的值分别为 ______。
A.6, 8
B.10, 10
C.10, 8
D.6, 10
第10题:
下列程序的运行结果是( )。 Private Sub Command1_Click() a=1.5 b=1.5 Call fun(a,b)Print a,b End Sub Private Sub fun(x,y) x=y*y y=y+x End Sub
A.2.25 3.75
B.1.5 2.25
C.1.5 0.75
D.0.75 1.5