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Huawei H12-711_V4.0 Exam Syllabus Topics:

Huawei HCIA-Security V4.0 Sample Questions:

1. Which of the following is not the matching mode of the firewall security protection whitelist rules?

A) Suffix matching
B) Fuzzy matching
C) Prefix matching
D) Keyword matching

2. The following description of the construction of a digital certificate, which item is wrong

A) The simplest certificate consists of a public key, a name, and a digital signature from a certificate authority.
B) The issuer signs the certificate information with the private key.
C) The name of the device that issued the certificate can be different from the subject name in the issuer certificate.
D) The structure of the certificate follows the specification of the X.509 v3 version.

3. The following description of IDS, which items are correct
The IDS cannot be linked to the firewall.

A) Mouth IDS is a fine-grained detection device, through which the live network can be monitored more accurately.
B) With IDS, system administrators can capture traffic from critical nodes and do intelligent analysis to find anomalous and suspicious network behavior and report it to administrators.
C) The IDS can be upgraded flexibly and in a timely manner, and the strategic configuration operation is convenient and flexible.

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

A) 3-tuple NAT
B) Easy IP
C) NAPT
D) NAT No-PAT

5. What is correct about the following description of device management in the operating system?

A) Whenever a process makes an I/O request to the system, as long as it is secure, the device allocator will assign the device to the process according to a certain policy.
B) In order to alleviate the problem of speed mismatch between CPU and I/O devices and improve the parallelism of CPU and I/O devices, in modern operating systems, almost all I/O devices are exchanging numbers with processors Buffers are used at all times.
C) The main task of port device management is to complete the I/O requests made by users and classify I
/O devices for users.
D) Device management can virtualize a physical device into multiple logical devices through virtualization technology, providing multiple user processes to use.

Solutions: