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单选题Which statement is true about a worm attack？（）A Human interaction is required to facilitate the spread.B The worm executes arbitrary code and installs copies of itself in the memory of the infected computer.C Extremely large volumes of requests are sen
题目
Human interaction is required to facilitate the spread.
The worm executes arbitrary code and installs copies of itself in the memory of the infected computer.
Extremely large volumes of requests are sent over a network or over the Internet.
Data or commands are injected into an existing stream of data. That stream is passed between a client and server application.
相似问题和答案
第1题：
A. They must be fully meshed
B. They can be in a different AS
C . They do not need to be directly connected
D. They must be directly connected
第2题：
Which statement is true about terms in a policy?（）
- A、A single term can be applied to a protocol or interface, independent of the policy.
- B、Once configured, terms within a policy cannot be reordered.
- C、The name of a term is limited to five characters.
- D、A from statement is optional in a term.
正确答案:D
第3题：
A. A single term can be applied to a protocol or interface, independent of the policy.
B. Once configured, terms within a policy cannot be reordered.
C. The name of a term is limited to five characters.
D. A from statement is optional in a term.
第4题：
Which two statements are true about terms in a routing policy?（）
- A、A routing policy cannot have more than one term.
- B、If a term does not contain a from statement, all routes match.
- C、If a term does not contain a from statement, the Junos OS will not commit.
- D、A then statement is not mandatory in a term.
正确答案:B,D
第5题：
Which three statements are true about terms in a policy?（）
- A、The order of the terms in a policy is irrelevant.
- B、The action is specified in a then statement.
- C、Terms are optional in a policy.
- D、The match condition can be identified with a from statement.
- E、A from statement is mandatory in a term.
正确答案:B,C,D
第6题：
Which statement about stowing spare hose is TRUE ________．
A.Fold the hose so that the male coupling is about 4 feet from the female coupling，then roll it up
B.Roll the hose starting at the female end
C.Roll the hose starting at the male end
D.Fold the hose into lengths about 6 feet long and then lash the folds together
第7题：
Which statement is true about terms in a policy?（）
- A、A single term can be applied to a protocol or interface, independent of the policy
- B、Every policy must contain at least one term
- C、The name of a term is limited to five characters
- D、Terms are optional
正确答案:B
第8题：
A.A
B.B
C.C
D.D
第9题：
Which statement is true about IBGP routers? （）
- A、They must be fully meshed
- B、They can be in a different AS
- C、They must be directly connected
正确答案:C
第10题：
Which statement is true about a Smurf attack？（）
- A、It sends ping requests in segments of an invalid size
- B、It intercepts the third step in a TCP three-way handshake to hijack a session
- C、It sends ping requests to a subnet， requesting that devices on that subnet send ping replies to a targetsystem
- D、It uses Trojan horse applications to create a distributed collection of "zombie" computers， which can beused to launch a coordinated DDoS attack
正确答案:C