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Huawei H12-711_V4.0 Exam Syllabus Topics:

Huawei HCIA-Security V4.0 Sample Questions:

1. Which of the following functions help implement IPsec secure transmission of user service data on the Internet by means of encryption and authentication?

A) Data origin authentication
B) Data integrity check
C) Data encryption
D) Anti-replay

2. Which of the following statements is incorrect about information transmission through the heartbeat link between two firewalls that work in hot standby mode?

A) VGMP packets are sent to check the status of the peer device, so as to determine whether a switchover is required.
B) Heartbeat packets are sent to synchronize configuration commands and status information between the two firewalls.
C) Heartbeat packets are periodically sent by the two firewalls to check whether the peer device is alive.
D) Configuration consistency check packets are sent to check whether key configurations of the two firewalls are consistent.

3. Which of the following statements are correct about SYN flood attack defense technologies on Huawei firewalls?

A) Interzone security policies can be configured to defend against SYN flood attacks.
B) SYN cookie technology can be used to defend against SYN flood attacks.
C) The TCP connection establishment rate can be limited to defend against SYN flood attacks.
D) The number of half-open TCP connections can be limited to defend against SYN flood attacks.

4. For which of the following parameters can the packet filtering firewall filter?

A) The MAC address of the source destination
B) Port number and protocol number of the port source
C) IP address of the port source destination
D) Port packet payload

5. As shown in the figure, packet obtaining software is used to obtain some packets on a terminal. Which of the following statements is correct about the obtained packet information?

A) The terminal uses HTTP to log in to another device.
B) The terminal sends a TCP connection termination request to 192.168.1.1.
C) The terminal uses Telnet to log in to another device.
D) The terminal sends a TCP connection establishment request to 192.168.1.1.

Solutions: