Free Practice Huawei H12-711_V4.0 Exam Questions 2026

Stay ahead with 100% Free HCIA-Security V4.0 H12-711_V4.0 Dumps Practice Questions

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Total 155 Questions | Updated On: May 21, 2026

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Question 1

Which of the following types of malicious code on your computer includes?

A : Oral virus

B : Trojan horses

C : Port SQL injection

D : Oral spyware

Answer: A,B,C,D

Question 2

Which of the following statements are correct about SYN flood attack defense technologies on Huaweifirewalls?

A : The TCP connection establishment rate can be limited to defend against SYN flood attacks.

B : The number of half-open TCP connections can be limited to defend against SYN flood attacks.

C : SYN cookie technology can be used to defend against SYN flood attacks.

D : Interzone security policies can be configured to defend against SYN flood attacks.

Answer: A,B,C

Question 3

Which of the following statements are correct about SYN flood attack defense technologies on Huaweifirewalls?

A : The TCP connection establishment rate can be limited to defend against SYN flood attacks.

B : The number of half-open TCP connections can be limited to defend against SYN flood attacks.

C : SYN cookie technology can be used to defend against SYN flood attacks.

D : Interzone security policies can be configured to defend against SYN flood attacks.

Answer: A,B,C

Question 4

Which of the following statements is correct about characteristics of a firewall?

A : The firewall is a comprehensive security device with multiple security features to defend against zeroday vulnerabilities.

B : The firewall can prevent unauthorized information on the extranet from being sent to the intranet.

C : The firewall can defend against all external network threats.

D : The firewall has the antivirus function. Therefore, the antivirus system does not need to be deployed onthe network where the firewall is deployed.

Answer: B

Question 5

Which type of NAT applies to the scenario where there are a small number of Internet access users and thenumber of public IP addresses is the same as the number of concurrent Internet access users?

A : NAPT

B : NAT No-PAT

C : 3-tuple NAT

D : Easy IP

Answer: B

Page: 1 / 31

Total 155 Questions | Updated On: May 21, 2026

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