下面____程序段不能正确显示1!、2!、3!、4!的值。 A: For I=1 To 4 n=1 For j=1 to I n=n*j Next j Print n Next I B: For I=1 To 4 For j=1 to I n=1 n=n*j Next j Print n Next I C: n=1 For j=1 to 4 n=n*j Print n Next j D: n=1:j=1 Do While j<=4 n=n*j Print n j=j+1Loop

某电路的阻抗Z=（4+j8）Ω，则其导纳Y=（1/4+j1/8）Ω。

下列程序段能且只能显示1！、2！、3！、4！的值的是（ ）。 A: For i = 1 To 4 n = 1 For j = 1 To i n = n * j Next j MsgBox(n)Next i B: For i = 1 To 4 For j = 1 To i n = 1 n = n * j Next j MsgBox(n)Next i C: n = 1For i = 1 To 4 For j = 1 To 4 n = n * j MsgBox(n) Next jNext i D: n = 1j = 1Do While j <= 4 n = n * j j = j + 1LoopMsgBox(n)

for(i=4;i>1;i--)for(j=1;j

若排列38i7j625为奇排列，则i=（ ），j=（ ）. A: i=1，j=4 B: i=4，j=1 C: i=4，j=9 D: i=9，j=4

下列程序段能分别正确显示1!、2!、3!、4!的值的是______。 A: For i = 1 To 4 n = 1 For j = 1 To i n = n * j MsgBox(n) Next jNext i B: For i = 1 To 4 For j = 1 To i n = 1 n = n * j Next j MsgBox(n)Next i C: n = 1For i = 1 To 4 For j = 1 To 4 n = n * j MsgBox(n) Next jNext i D: n = 1j = 1Do While j &lt;= 4 n = n * j MsgBox(n) j = j + 1Loop

下列程序段不能正确显示1！、2！、3！、4！的结果的是 。 A: For i = 1 To 4 For j = 1 To i n = 1 n = n * j Next j MsgBox( n)Next i B: Dim i%, j%, n%For i = 1 To 4 n = 1 For j = 1 To i n = n * j Next j MsgBox( n)Next i C: Dim j%, n%n = 1For j = 1 To 4 n = n * j MsgBox( n)Next j D: Dim j%, n%n = 1j = 1Do While j<=4 n=n*j MsgBox(n) j=j+1Loop E: Dim j%, n%n = 1j = 1Do n=n*j MsgBox(n) j=j+1Loop While j<=4

产生并输出如下形式的方阵。 1 2 2 2 2 2 1 3 1 2 2 2 1 4 3 3 1 2 1 4 4 3 3 3 1 4 4 4 3 3 1 5 1 4 4 3 1 5 5 5 1 4 1 5 5 5 5 5 1 #include "stdio.h" int main() { int a[7][7],i,j; for(i=0;i<7;i++) for(j=0;j<7;j++) if( (1) || i+j==6) a[i][j]=1; else if ( (2) &&i+j<6) a[i][j]=2; else if (i>j&&i+j<6) a[i][j]=3; else if (i i==j ; j==i
ii
i+j>6; j+i>6; 6

以下程序段的输出结果是（）。inti,j;for(i=1;i<4;i++){for(j=1;j<4;j++)printf("%d*%d=%d",i,j,i*j);printf("\n");}

以下程序的输出结果是（）#include <;stdio.h>;int main(){ int i,j; for(i=1;i<;3;i++) { for(j=i;j<;3;j++)printf("%d*%d=%d ",i,j,i*j);printf("\n"); }} A: 1*1=1 2*2=4 B: 1*1=1 1*2=22*2=4 C: 1*1=1 1*2=21*3=32*2=4 2*3=6 D: 1*1=1 1*2=2 2*2=4 2*3=6