试题 试卷
题型:单选题 题类:常考题 难易度:容易
浙江省金华市江南中学2020届高三下学期信息技术4月初测试卷
s = 1
For i = 2 To 10 Step 3
s = s + i
Next i
则该程序段执行后,变量s和i的值分别是( )
解密规则:将整数中各个位中的每一位值乘以5,然后除以8所得余数即为该位的值,然后将所得数的首末位进行交换。如数字9357,解密后的值为3715。
Ins=Text1.Text
n=Len(Ins)
Outs=Mid(Ins,1,1) ‘取字符串Ins第1个字符
i=2
Do While Mid(Ins,i,1)>=Mid(Outs,i-1,1)
Outs=Outs+Mid(Ins,i,1)
i=i+1
Loop
Text2.Text=Outs
在文本框Text1中输入“Happy2017”,执行该程序段后,文本框Text2中显示的是( )
Dim n As Integer
Dim a(1 To 100)As Integer
Private Sub Command1_Click() ‘生成n个有序数,显示在List1中
‘代码略
End Sub
Private Sub Command2_Click()
Dim t As Integer
Dim i As Integer
Dim j As Integer
Dim temp As Integer
t=Val(Text2.Text)
For i= To n ‘(1)
temp=a(i)
For j=i To i+1-t Step-1
a(j)=a(j-1)
Next j
=temp ‘(2)
For i=1 To n
List2.AddItem Str(a(i))
s=“491053”
For i=1 To 3
n=Len(s)
k=1
For j=2 To n
If Mid(s, k, 1) >=Mid(s, j, 1) Then
K=j
Else
Exit For .Exit For表示退出循环
End If
s= Mid(s, 1, k-1) + Mid(s, k+ 1,n-k)
Label1.Caption =s
执行该程序段后,标签Label1中显示的值是( )
s=Text.Text
c=0
For i=1 To 26
⑴
Next
For i=1 To Len(s)
⑵
IF d(t)=0 Then d(t)=i
⑶
Text2 Text=Str(c)
填空处的代码可由以下部分组成
①d(i)=0 ②=val(Mid(si, 1) ③IFd(t)<>0Andi-d(t)> c Then c=i-d(t)
④d(i)=1 ⑤t=Asc(Mid(s, i, 1)-Asc("a")+1 ⑥fi-d(t)> c Then c=i-d(t)
代码顺序正确的是( )
For i= 1 To 2
For j=5 To i+1 Step-1
If a(j) >a(i) Then
t=a(j):a(j)=a(i):a(i)=t
数组元素a(1)到a(5)的值依次为“33,24,45,16,77”,经过该程序段“加工”后,数组元素a(1)到a(5)的值依次为( )
试题篮