A.输出1
B.输出True
C.输出False
D.编译错误
A.i=0while(i<=10):print(i)i=i+1
B.i=10while(i>0):print(i)i=i-1
C.foriinrange(10):print(i)
D.foriinrange(10,0,-):print(i)
A.i=0 while i<=10: print(i) i+=1
B.i=10 while i>0: print(i) i-=1
C.for i in range(10): print(i)
D.for i in range(10, 0, -1): print(i)
执行以下程序lst=[('1001','a'), ('1002','b'), ('2001','c')] for k,v in lst: if k[-1]=='2': break print(v),输出结果为()。
A.*********123456789 ****123456789***** 123456789*********
B.*********123456789 123456789********* ****123456789*****
C.****123456789***** *********123456789 123456789*********
D.****123456789***** 123456789********* *********123456789
阅读下面事件过程,写出执行结果。
Private Sub Command1_Click()
Dim a%, b%, c%, s%, w%, t%
a = -1: b = 3: c = 3
s = 0: w = 0: t = 0
If c > 0 Then s = a + b
If a <= 0 Then
If c <= 0 Then
w = a - b
End If
Else
If c > 0 Then w = a - b Else t = c
End If
c = a + b
Print a, b, c
Print s, w, t
End Sub
对以下URL的说明正确的是()http:// 192.168.1.77/show.aspid=52;execmaster.dbo.xp_cmdshell 'net user test /add'
A、试图通过操作系统cmd.exe来添加帐户
B、试图通过该URL实施SQL注入攻击
C、试图调用xp_cmdshell存储过程执行系统命令
D、试图增加test帐户