It lists a set of path attributes, along with a list of prefixes that use those PAs
It lists a prefix/length, plus the PA settings for that prefix
It lists withdrawn routes, but never in the same Update message as newly advertised routes
A single Update message lists at most a single prefix/lengtH
第1题：
Which of the following statements about the elevator pitch are true?
A.It must grab the audience’s attention.
B.It is a well-structured concise speech.
C.It starts with some common concerns and ends up with an interesting hook.
D.It should arouse the listener’s further actions that the speaker wants.
第2题：
Which of the following statements about the warm-blooded mammals is true according to the text?
A. They can change their environments.
B. They can adjust body heat to keep their ideal temperature.
C. They can make food from chemicals.
D. They get most of their heat from the environment.
第3题：
Which of the following is TRUE according to the passage?
A. Chinese students won most of the awards.
B. Not all the themes were about local subjects
C. The blogs could be written in Chinese or Singlish.
D. The judges were from university in Singapore and China.
第4题：
Which statement about tunnel bow thrusters fitted to large vessels is TRUE ________．
A.They are effective on most vessels at speeds up to 10 knots
B.Because of their location，most modern installations have as much power as a tug
C.They are fully effective at all drafts
D.When going astern at slow speed，they provide effective steering control
第5题：
A.Mark Twain published his last and most important novel.
B.F.Scott Fitzgerald received the Nobel Prize.
C.Freudian psychology influenced many modern writers.
D.Most writers were politically radical.
第6题：
28， Which of the following about News 2 is TRUE?
A， There are many mistakes in most of the textbooks， dictionaries and children's books．
B． All the students have to use the books full of mistakes till the end of June．
C． After the checking， books will become better and better．
D．A few mistakes are not serious for children．
第7题：
which of the following about the north region in canada is not true?
A. People in this region depend only on arts and crafts for living.
B. The north has rich oil and gas deposits.
C. The north is a scarcely populated area of ice and oceans.
D. Most of the inhabitants are Aboriginal people.
第8题：
Which of the following statements about Leopold and Rudolph Blaschka is TRUE?
A. They were brothers.
B. They were artists.
C. They were florists.
D. They were farmers.
32．答案为B。根据第一段最后一句，the work of two artists-naturalists，Leopold Blaschka and his son Rudolph作出该项选择。
第9题：
A. BGP NSF awareness is enabled
B. SSO for BGP NSF capability is enabled
C. BGP graceful restart awareness is enabled
D. 10.11.1.187 is configured as an NSF-capable BGP neighbor
第10题：