【单选题】【消耗次数：1】
防火墙可以分为（ ）。
①
内防火墙和外防火墙
②
包过滤防火墙和代理防火墙
③
内防火墙包过滤防火墙和
④
外防火墙和代理防火墙
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相关题目
【多选题】
关于防火墙，叙述正确的是（）
①
A、防火墙可通过屏蔽未授权的网络访问等手段把内部网络隔离为可信任网络
②
防火墙的安全性能是可根据系统安全的要求而设置，因系统的安全级别不同而有所不同
③
防火墙可以有效的查杀病毒，对网络攻击可进行检测和告警
④
防火墙可以用来把内部可信任网络对外部网络或其他非可信任网络的访问限制在规定的范围之内
【单选题】
随着Internet发展的势头和防火墙的更新，防火墙的哪些功能将被取代（ ）。
①
使用IP加密技术
②
日志分析工具
③
攻击检测和报警
④
对访问行为实施静态、固定的控制
随机题目
【单选题】
11.It was getting dark. I found a car____in a pool by the side of the road.
①
to be stuck
②
stuck
③
sticking
④
stick
【单选题】
11.Mrs. Black has got ____ instead of getting any better.
①
more bad
②
a little worse
③
much badly
④
a lot of worse
【单选题】
2. When we speak to people, we should be ___.
①
as polite as possible
②
as polite as possibly
③
as politely as possible
④
as politely as possibly
【单选题】
16. The jacket was so ____ that he decided to buy it.
①
much
②
little
③
expensive
④
cheap
【单选题】
19. Your room is ____ mine.
①
twice as large
②
twice the size of
③
bigger twice than
④
as twice large as
【单选题】
4. I think the story is not so ____as that one.
①
interesting
②
interested
③
more interesting
④
most interesting
【单选题】
3.This book is ____that one, but ____than that one.
①
as difficult as; expensive
②
as more difficult as; more expensive
③
as difficult as; more expensive
④
more difficult as; as expensive