一台Y,d11(Y/Δ-11)和一台D,y11(Δ/Y-11)连接的三相变压器能否并联运行,为什么?
一台Y,d11(Y/Δ-11)和一台D,y11(Δ/Y-11)连接的三相变压器能否并联运行,为什么?
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( 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 )
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。
在窗体上画一个名称为Command1的命令按钮,然后编写如下事件过程: Private Sub subl(ByVal x As Integer, ByVal y As Integer, ByVal z As Integer) z=x*x+y*y End Sub Private Sub Command1_Click() Dim a As Integer a=8 Call subl(1, 2,a) Print a End Sub 程序运行后,单击命令按钮,则窗体下显示的内容是______。A.8B.2C.5D.11
以下过程的定义中,( )是错误的。 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%)
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);
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, 8B.10, 10C.10, 8D.6, 10
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【 】。
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 SubA.2.25 3.75B.1.5 2.25C.1.5 0.75D.0.75 1.5
有如下程序: Private Sub Command1_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1(a,b) End Sub Sub Sub1(x As Single,y As Single) t=X X=t\Y Y=t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B. 1 1C.2 2D.1 2
若有以下变量和函数说明:includecharCh='*';void sub(int x,int y,char ch,double* 若有以下变量和函数说明: #include<iostream.h> charCh='*'; void sub(int x,int y,char ch,double*Z) { switch(ch) { case'+':*Z=x+y;break; case'-':*Z=x-y;break: case'*':*Z=x*y;break; case'/':*z=x/y;break: } } 以下合法的函数调用语句是( )。A.sub(10,20,Ch,y);B.sub(1.2+3,2*2,'+',Z);C.sub(sub(1,2,'+',y),sub(3,4'+',x),'-',y);D.sub(a,b,x,ch);
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.0 0B.1 1C.0 2D.1 2
下列程序的运行结果是( )。 Private Sub Commandl_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 SubA.2.25 3.75B.1.5 2.25C.1.5 0.75D.0.75 1.5
有如下程序。 Private Sub Commandl_Click() Dim a As Single Dim b As Single a=5:b=4 Call Sub1 ( a,B)End Sub Sub Subl(x As Single, y As Single) t=x x=t\y y = t Mod y End Sub 在调用运行上述程序后,a和b的值分别为A.0 0B.1 1C.2D.1 2
以下程序运行后的输出结果是 ______。 Sub add(x,y) x=x+y Print "x=";x;",y=";y End Sub Private Sub Command1_Click() x=1 y=1 Call add((x),(y)) Print"x="; x;",y=";y End SubA.x=1,y=1 x=2,y=2B.x=2,y=1 x=1,y=1C.x=1,y=1 x=1,y=1D.x=2,y=1 x=2,y=1
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( )。【考点5过程调用与参数传递】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)
请选出以下程序的输出结果 ______。include sub(x, y, z)int x, y,*z;{*z=y-x:}main() 请选出以下程序的输出结果 ______。#include <stdio. h>sub(x, y, z)int x, y,*z;{*z=y-x:}main(){ int a, b, c; sub 10,5,a);sub(7,a,b);sub(a, b, c); printf("%d,% d,/%d\n", a, b, c);}A.5,2,3B.-5,-12,-7C.-5,-12,-17D.5,-2,-7
在窗体上画一个名称为Command1的命令按钮,然后编写如下事件过程: Private Sub sub1(ByVal x As Integer, ByVal y As Integer, ByVal z As Integer) z=x * x+ y * y End Sub Private Sub Command1_Click() Dim a As Integer a = 8 Call sub1(1, 2,A)Print a End Sub 程序运行后,单击命令按钮,则窗体上显示的内容是A.8B.2C.5D.11
以下程序运行后,单击按钮输出结果是 Private Sub Commandl_Click( ) Dim x As Integer,y As Integer,z As Integer X=4:y=2: Z=3 Call Gopd(x,x,z) Print x;X;Z Call Gopd(x,y,y) Print x;y;y End Sub Private Sub Gopd(x As Integer,y As Integer,z As Integer) X=3 * Z + 1 y=2 * z z=x + y End SubA.6 6 12 7 11 11B.8 5 10 5 11 11C.9 6 12 9 10 15D.8 10 10 5 9 10
以下语句的输出结果是______。 Private Sub Command1_Click() x=10 y=1 Print x+y=101; End SubA.11B.101C.110D.False
(11)运行下列程序,窗体中的显示结果是:x= 【11】 。Option Compare DatabaseDim x As IntegerPrivate Sub Form_Load()x=3End SubPrivate Sub Command11_Click()Static a As IntegerDim b As Integerb=x^2fun1 x,bfun1 x,bMsgBox "x="xEnd SubSub fun1(ByRef y As Integer,ByVal z As Integer)y=y+zz=y-zEnd Sub
以下定义的过程()是按“传值”方式传递参数的。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%)
下列定义abc过程的语句,正确的是()A、Dim Sub abc(x,y)B、Public abc(x,y)C、Private Sub abc(x,y)As IntegerD、Sub abc(x,y)
单选题假定有如下的Sub过程: SubS (x As Single, y As Single) t = x x = t / y y = t Mod y End 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 Command1_Click( ) Dim a As Single Dim b As Singlea = 5: b = 4 S a, b Print a, b End Sub 程序运行时,单击命令按钮得到的结果()。A54B11C1.254D1.251
单选题以下定义的过程()是按“传值”方式传递参数的。APublic Sub Sum(x,y)BPublic Sub Sum(ByVal x, ByVal y)CPublic Sub Sum(x As Integer,y As Integer)DPublic Sub Sum(x%, y%)
单选题下列定义abc过程的语句,正确的是()ADim Sub abc(x,y)BPublic abc(x,y)CPrivate Sub abc(x,y)As IntegerDSub abc(x,y)