Online Access Free Huawei.H12-711_V3.0-ENU.v2022-09-03.q293 Practice Test (Page 52)

H12-711_V3.0-ENU Exam Question 251

Regarding the description of the four-way handshake for disconnecting the TCP connection, which of the following is wrong?

A.The active closing party sends the first FIN to execute the active closing, and the other party receives the FIN and the execution is closed

B.When the passive shutdown receives the first FIN, it will send back an ACK and randomly generate an acknowledgment sequence number.

C.The passive closing party needs to send an end-of-file character to the application, and the application closes its connection and causes a FIN to be sent

D.After the passive closing party sends FIN, the active closing party must send back a confirmation and set the confirmation sequence number to the received sequence number plus 1

H12-711_V3.0-ENU Exam Question 252

Which of the following options is correct for the description of the rating of the level protection system in the
2.0 class protection system?

A.Level 1: After the information system is damaged, it will cause serious damage to the legitimate rights and interests of citizens, legal persons and other organizations, but will not damage national security, social order and public interests.

B.Level 3: After the information system is damaged, it will cause serious damage to the legitimate rights and interests of citizens, legal persons and other organizations, or cause damage to social order and public interests and also cause damage to national security.

C.Level 4: When the information system is damaged, it will cause particularly serious damage to social order and public interests, or cause serious damage to national security.

D.Level 5: When the information system is damaged, it will cause particularly serious damage to national security.

H12-711_V3.0-ENU Exam Question 253

In the architecture of PKI, ______ is the window for CA to face users, and is an extension of CA's certificate issuance and management functions. He is responsible for accepting user's certificate registration and revocation applications, reviewing employee identity information, and deciding Whether to submit an application to the CA to issue or revoke a digital certificate.[fill in the blank]*

H12-711_V3.0-ENU Exam Question 254

Which of the following are the response actions of gateway anti-virus after detecting email virus? (multiple choice)

A.alert

B.block

C.declare

D.delete attachment

H12-711_V3.0-ENU Exam Question 255

Regarding GRE encapsulation and decapsulation, which of the following descriptions is wrong?

A.In the encapsulation process, the original data packet is sent to the Tunnel interface through the route search, and then GRE encapsulation is started.

B.In the encapsulation process. After encapsulation by the GRE module, the data packet will enter the IP module for further processing

C.In the decapsulation process. After receiving the GRE message, the destination end passes the data packet to the Tunnel interface by searching for a route, and then starts GRE decapsulation.

D.In the decapsulation process, after the GRE module decapsulates, the data packet will enter the IP module for further processing

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H12-711_V3.0-ENU Exam Question 251

H12-711_V3.0-ENU Exam Question 252

H12-711_V3.0-ENU Exam Question 253

H12-711_V3.0-ENU Exam Question 254

H12-711_V3.0-ENU Exam Question 255

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