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Huawei H12-711-ENU Exam Syllabus Topics:

Huawei HCIA-Security V3.0 Sample Questions:

Question 1

Which of the following description is wrong about the Intrusion Prevention System (IPS)?

A. IPS devices can be blocked in real time once they detect intrusion
B. IPS devices cannot be bypassed in the network.
C. IPS devices can be cascaded at the network boundary and deployed online
D. IDS devices need to be linked to the firewall to block the intrusion.

Question 2

IPSEC VPN technology does not support NAT traversal when encapsulated in ESP security protocol because ESP encrypts the packet header.

A. False
B. True

Question 3

"Being good at observation" and "keeping suspicion" can help us better identify security threats in the online world.

A. False
B. True

Question 4

Firewall update signature database and Virus database online through security service center, requires the firewall can connect to the Internet first, and then need to configure the correct DNS addresses.

A. TRUE
B. FALSE

Question 5

Use iptables to write a rule that does not allow the network segment of 172.16.0.0/16 to access the device. Which of the following rules is correct?

A. iptables -t filter -P INPUT -s 172.16.0.0/16 -p all -j ACCEPT
B. iptables -t filter -P INPUT -d 172.16.0.0/16 -p all -j ACCEPT
C. iptables -t filter -P INPUT -s 172.16.0.0/16 -p all -j DROP
D. iptables -t filter -A INPUT -s 172.16.0.0/16 -p all -j DROP

Solutions: