Question 1

IPSec VPN uses an asymmetric algorithm to calculate the ___ key to encrypt data packets.[fill in the blank]

Options :

A : symmetry

B : TRUE

Answer: A

Question 2

Which of the following descriptions about the main implementation of single sign-on is wrong? ( )[Multiple choice]*

Options :

A : Accept PC message mode

B : Query the AD server security log mode

C : Query the syslog server mode

D : Firewall monitors AD authentication packets

Answer: C

Question 3

As shown, in transmission mode, which of the following locations should the AH header be inserted in?

Options :

A : 3

B : 2

C : 1

D : 4

Answer: B

Question 4

Which of the following is the numbering range of Layer 2 ACLs?

Options :

A : The 3000~3999

B : The 4000~4999

C : The 1000~1999

D : @2000~2999

Answer: A

Question 5

Which of the following characteristics does a denial-of-service attack include?

Options :

A : Unauthorized tampering of the mouth

B : Unauthorized access to the mouth

C : Unauthorized activation of the mouth

D : Unauthorized destruction of the mouth

Answer: A,B,C,D

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