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【单选题】
以下关于信息安全管理的描述中，错误的是 (23) 。A.
安全管理贯穿于计算机网络系统规划、设计、实施和等各个阶段，既包括行政手段，又包括技术措施
B.
一级安全管理制度的控制点有两个，二级、三级、四级安全管理制度的控制点有3个
C.
信息安全的3条基本管理原则是：单独工作原则、限制使用期限原则和责任分散原则
D.
在安全管理中，最活跃的因素是人，对人的管理基于完备安全管理政策和制度为前提
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举一反三
【单选题】We can conclude that_____.
A.
air pollution is easier to control than water pollution
B.
the problem of polluted air is a problem overnight
C.
the impact of air pollution has been known for centuries
D.
research on the efforts of air pollution is incomplete
【单选题】Suppose you go into a fruiter's shop, wanting an apple—you take up one, and on biting it you find it is sour you look at it, and see that it is hard and green. You take up another one, and that, too, ...
A.
French
B.
English
C.
American
D.
Italian
【简答题】阅读理解。 People and air pollution are often in the same places. This means that cities with large populations have the biggest problem of dirty air. Air pollution is caused by many different things. A ma...
【简答题】下列不属于辛弃疾作品的是( )
【简答题】In today's world, almost everyone knows that air pollution（污染）and water pollution are harmful to people's health. However, not all the persons know that noise is also a kind of pollution, and that is ...
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