Some adversaries use DoS attacks as their primary weapon to harm targets，whereas othersmay use them as weapons of last resort when all other attempts to intrude on a target fail. Which of the following is most likely to detect DoS attacks？（）

Which of the following types of access control seeks to...

单项选择题Which of the following types of access control seeks to discover evidence of unwanted，unau-thorized，or illicit behavior or activity？（）

Brazil′s Amazon rainforest is（）with life that could yie...

单项选择题Brazil′s Amazon rainforest is（）with life that could yield raw materials for new medicines.

Though outwardly（）the speaker was actually quite distur...

单项选择题Though outwardly（）the speaker was actually quite disturbed by the tumultuous crowd.