试题 试卷
题型:单选题 题类:常考题 难易度:普通
浙江省高一下学期信息技术期末考试试卷
S=0 :T=1
For i=1 to 100
S=s+i*T
T=-T
Next i
①
S=0
S=s+i*(-1)^(i+1)
②
S=s+i*(-1)^i
③
S=0:S1=0:S2=0
For i=1 to 50
S1=s1+2*i-1
S2=s2+2*i
S=s1-s2
④
Private Sub Command1_Click()
Dim i As Integer, c As Integer, n As Integer
c = 0: n = 10
For i = 1 To 10 Step 2
If n Mod i = 0 Then
c = c * i
Else
c = c + i
End If
Text1.Text = Str(c)
End Sub
该流程图中循环部分结束后,变量s的值是 ( )
min=100:x=0
Do While x < =16
d1=Sqr(9+(x-4)*(x-4))
d2=Sqr(36+(16-x)*(16-x))
If d1+d2<min Then min=d1+d2
x=x+0.1
Loop
Text1.Text=St(min)
该程序段运行后,文本框Text1中显示的内容是( )
试题篮