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Huawei H12-725_V4.0 Exam Syllabus Topics:

Huawei HCIP-Security V4.0 Sample Questions:

Question 1

Match the description about virtual systems and VPN instances.

Question 2

Which of the following statements is false about health check?

A. Health check supports DNS detection protocols.
B. The health check function cannot be used together with PBR.
C. Firewalls can detect network connectivity in real time based on the health check result.
D. In addition to link connectivity detection, health check can also detect the delay, jitter, and packet loss rate of links in real time.

Question 3

The Nginx application is deployed on a Linux host. By checking Nginx logs, O&M engineers can obtain the complete URL information submitted by users and determine whether the Linux host is under SQL injection attacks.

A. TRUE
B. FALSE

Question 4

Which of the following statements are true about SYN scanning attacks?(Select All that Apply)

A. When the scanner sends a SYN packet, a SYN-ACK response indicates an open port.
B. If the peer end does not respond to the SYN packet sent by the scanner, the peer host does not exist, or filtering is performed on the network or host.
C. When the scanner sends a SYN packet, an RST response indicates a closed port.
D. When the scanner sends a SYN packet, if the peer end responds with a SYN-ACK packet, the scanner then responds with an ACK packet to complete the three-way handshake.

Question 5

Network Access Control (NAC) is an end-to-end security control technology that works in combination with AAA to implement access authentication. Which of the following statements about NAC and AAA are true?(Select All that Apply)

A. NAC is mainly used for interaction between access devices and authentication servers.
B. An AAA server controls network access rights of users through authentication, authorization, and accounting.
C. AAA is mainly used for interaction between users and access devices.
D. NAC provides three authentication modes: 802.1X authentication, MAC address authentication, and Portal authentication.

Solutions: