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【单选题】
查看端口的命令可以是( )
A.
ping
B.
route
C.
traceroute
D.
netstat
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参考答案:
举一反三
【单选题】设函数y=f(x)的定义域为D,若对于任意x 1 ,x 2 ∈D且x 1 +x 2 =2a,恒有f(x 1 )+f(x 2 )=2b,则称点(a,b)为函数y=f(x)图象的对称中心.研究并利用函数f(x)=x 3 -3x 2 -sin(πx)的对称中心,可得 f( 1 2012 )+f( 2 2012 )+…+f( 4022 2012 )+f( 4023 2012 ) =(  )
A.
4023
B.
-4023
C.
8046
D.
-8046
【简答题】急性特发性血小板减少性紫癜实验室检查结果正常的项目是:() A出血时间 B凝血时间 C血小板计数 D血块收缩时间 E毛细血管脆性试验
【简答题】已知0<a<b,若函数 f(x)=2x+ 1 x 在[a,b]上单调递增,则对于任意x 1 ,x 2 ∈[a,b],且x 1 ≠x 2 ,使 f(a)≤ g( x 1 )-g( x 2 ) x 1 - x 2 ≤f(b) 恒成立的函数g(x)可以是(  ) A. g(x)=1- 1 x 2 B.g(x)=x 2 +lnx-2 C. g(x)=-2x- 1 x D. g(x)= e x (2x+ 1...
【单选题】agers do not want their parents to approve of whatever they do because they______.
A.
have already been accepted into the world
B.
feel that they are superior in a small way to the s
C.
are not likely to win over the s
D.
have a desire to be independent
【单选题】Car loans are personal loans.
A.
True
B.
False
【判断题】Porperty loans do have certain features which make them very attractive to banks.
A.
正确
B.
错误
【单选题】香菇菌丝生长要求的PH为()
A.
3
B.
5
C.
8
D.
10
【判断题】若 , ,且A > B ,则对于任意 x 都有 f ( x )≥ g ( x ) 。
A.
正确
B.
错误
【简答题】The result of inaction to your loans is to bring about bigger loans.
【简答题】How do people get into massive loans and debts?
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