运行下列程序:
Private Sub Command1_Click( )
Dim A(10) As Integer
For i = 1 To 5
A(i) = i
A(i + 5) = i
Next i
For i = 1 To 10
s = s + A(i)
Next i
Debug.Print s
End Sub
单击按钮后,则在立即窗口内显示的结果是( )。
A.5
B.10
C.30
D.出错信息
第1题:
在窗体上画1个名称为Command1的命令按钮,然后编写如下事件过程
Option Base 1
Pribate Sub Command1_Click()
Dim a(5.5) As Integer
For i=1 To 5
a(I,j)*5\10
Next j
Next i
S=0
For i=1 To 5
S=s+a(i,i)
Next i
Print s
End Sub
程序运行后,单击命令按钮,输出结果是( )。
A.15
B.13
C.11
D.9
第2题:
下列程序的输出结果是______。
Private Sub Command1_Click()
Dim arr(1To 10)
For i=1 To 10
arr(i)=i
Next i
For Each i In arr()
arr(i)=arr(i)*2+1
Next i
MsgBox arr(7)
End Sub
第3题:
设有命令按钮Command1的单击事件过程,代码如下:
Private Sub Command1_Click()
Dim a(3,3)As Integer
For i=1 To 3
For j=1 To 3
a(i,j)=i*j+i
Next j
Next i
Sum=0
For i=1 To 3
Sum=Sum+a(i,4-i)
Next i
Print Sum
End Sub
运行程序,单击命令按钮,输出结果是( )。
A.20
B.7
C.16
D.17
经赋值后数组a的元素为(2,3,4,4,6,8,6,9,12),而第三个For循环语句的作用是求次对角线上三个元素的和,即Sum=a(1,3)+a(2,2)+a(3,1)=4+6+6=16。
第4题:
以下程序的功能是将多维数组a(1 To m,1 To n)中的元素转移到一个名为b(1 To n*m)的一维数组中,完成该程序。
OptionBase 1
Private Sub Command1_Click(Index As Integer)
Dima(1 To 20,1 To 10)
Dim b()
ReDimb(1 To 200)
For i=1 To 20
For j=1 To 10
A(i,j)=i*j
Next j
Next i
Tran a,20,10b
End Sub
Sub Tran(a()an,n,b())
Dim i As Integer
For i=1 To m
For j=1 To n
______=a(i,j)
Next j
Next i
End Sub
第5题:
在窗体上有一个命令按钮,然后编写如下事件过程:
Private Sub Command1_Click()
Dim a(5) As String
FOR i=1 To 5
a(i) =Chr(Asc("A") +(i-1))
Next
For Each b In a
Print b;
Next
End Sub
程序运行后,单击命令按钮,输出结果是
A.ABCDE
B.1 2 3 4 5
C.abcde
D.出错信息
第6题:
( 22 )命令按钮 Command1 的单击事件过程的代码如下:
Private Sub Command1_Click( )
Dim a(3 , 3)As Integer
For i=1 To 3
For j=1 To 3
a(i , j)=i*j+i
Next j
Next i
Sum=0
For i=1 To 3
Sum=Sum+a(i , 4-i)
Next i
Print Sum
End Sub
运行程序,单击命令按钮,输出结果是( )。
A ) 20
B ) 7
C ) 16
D ) 17
( 22 )【答案】 C )
【解析 】 经赋值后数组 a 的元素为 (2,3,4,4,6,8,6,9,12) , 而第三个 For 循环语句的作用是求次对角线上三个元素的和,即 Sum=a(1,3)+a(2,2)+a(3,1)=4+6+6=16 。
第7题:
在窗体上画一个命令按钮,然后编写如下事件过程:
Sub BTC(oldCopy() As Integer, newCopy() As Integer)
Dim i As Integer
For i=LBound(oldCopy() ) To UBound(oldCopy() )
newCopy(i) =oldCopy(i)
Next i
End Sub
Private Sub Command1_Click()
Dim m(10) As Integer, n(10) As Integer
For i=1 To 10
m(i) =i i
Next i
Call BTC(m, n)
Print n(5)
End Sub
程序运行后,单击命令按钮输出结果为( )。
A.0
B.2
C.10
D.25
第8题:
下面程序段的运行结果是【 】。
Option Base 1
Private Sub swap(a()As InteSer)
For I=1 to 10\2
t=a(i)
a(i)=a(10-1+1)
a(10-1+1)=t
Next1
End Sub
Private Sub Form_Click()
Dim x(10)As Integer
For I=1 to 10
x(i)=I*2
Next1
Swap x()
For1=1 to 10
Print x (i)
Next I
End Sub
第9题:
阅读程序: Sub p( b () As Integer)For i =1To 4 b(i) = 2(iNext i End Sub Private Sub Command1_Click()Dim a (1 To 4) As Integer a(1)=5 a(2)=6 a(3)=7 a(4)=8 call p (a) For i=1 To 4 Print a(i) Next iEnd Sub运行上面的程序,单击命令按钮,输出结果为。
第10题:
下面运行程序后,单击命令按钮,输出的结果是 【 】 。
Private Sub Command1_Click()
Dim a%(1 To 5),i%, s#
For i=1 To 5
a(i)=i
Next
s=Fun(a)
Print "s="; s;
End Sub
Function Fun(a() As Integer)
Dim t#, i%
t=1
For i=LBound(a) To UBound(a)
t=t a(i)
Next
Fun=t
End Function