Free Access Huawei.H12-711_V4.0.v2026-10-09.q153 Practice Test (Page 30)

Question 141

Vulnerabilities that have not yet been discovered are zero-day vulnerabilities.

A.True

B.False

Question 142

Vulnerabilities, also called vulnerabilities, refer to defects and deficiencies in computer systems in specific matters of hardware, software, protocols, or system security policies.
Which of the following descriptions of vulnerability characteristics is incorrect?

A.A vulnerability is a security risk that exposes computers to hacker attacks.

B.The vulnerability cannot be patched

C.Vulnerabilities are unknown beforehand and discovered afterward.

D.The vulnerability can be exploited remotely.

Question 143

Drag the phases of the cybersecurity emergency response on the left into the box on the right, and arrange them from top to bottom in the order of execution.[fill in the blank]*

A.3143

B.3142

Question 144

Regarding the characteristics of the TCP/IP protocol stack, which of the following descriptions is incorrect?

A.The communication process of the network is carried out at the peer-to-peer level of the protocol stack, such as network layer and network layer communication, data link layer and data link layer communication.

B.When the device sends data, it will add specific protocol header information to the data according to the ICP/IP model. This action is called encapsulation.

C.When the device encapsulates data, the TCP/IP protocol sets a verification mechanism for the data at each layer.

D.When the device receives data, it will remove the protocol header according to the TCP/IP model and analyze the payload information. This action is called decapsulation.

Question 145

In the DNS system, which type of server can serve as a proxy for the authorization server to relieve the pressure on the authorization server?

A.Top-level domain name server

B.Root server

C.Recursive server

D.Cache server

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Question 141

Question 142

Question 143

Question 144

Question 145

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