Huawei H12-711_V4.0 Exam Practice Test Instant Access

Question 1

The following description of the AH protocol in IPSec VPN, which one is wrong?

ASupports data source validation

BSupports data integrity checking

CSupports packet encryption

DSupport anti-message replay

Answer : C

Question 2

ARP man-in-the-middle attacks are a type of spoofing attack technique.

ATRUE

BFALSE

Answer : A

Question 3

Which of the following operating modes does NTP support?

AMouth peer mode

BMouth client/server mode

CMouth broadcast mode

DMouth multicast mode

Answer : A, B, C, D

Question 4

Which of the following descriptions of server authentication is correct?

AThe visitor sends the username and password that identifies his identity to FW through the portal authentication page, there is no password stored on F7, FT sends the username and password to a third-party authentication server, and the verification process is carried out on the authentication server.

BVisitors obtain the SMS verification code through the Portal authentication page, and then enter the SMS verification code to pass the authentication.

CThe visitor sends the username and password that identifies his identity to the third-party authentication server, and after the authentication is passed, the third-party authentication server sends the visitor's identity information to FW.

DThe visitor sends the username and password that identifies them to the FW through the portal authentication page, on which the password is stored and the verification process takes place on the FW.

Answer : A

Question 5

As shown in the figure, the administrator needs to test the network quality of the 20.0.0/24 CIDR block to the 40.0.0/24 CIDR block on Device B, and the device needs to send large packets for a long time to test the network connectivity and stability.

Atracert -a 20.0.0.1 -f 500 -q 9600 40.0.0.2

Bping -a 20.0.0.1 -c 500 -s 9600 40.0.0.2

Cping -s 20.0.0.1 -h 500-f 9600 40.0.0.2

Dtracert -a 20.0.0.1 -c 500 -w 9600 40.0.0.2

Answer : B

Question 6

The following description of digital certificates, which one is wrong

AThe simplest certificate consists of a public key, a name, and a digital signature from a certificate authority.

BDigital certificates contain the owner's public key and related identity information.

CIn general, the key of a digital certificate has an expiration date.

DDigital certificates do not solve the problem of digital signature technology where the public key cannot be determined to be the designated owner.

Answer : D

Question 7

An enterprise wants to build a server system and requires the following functions: 1. The enterprise needs to have its own dedicated mailbox, and the sending and receiving of emails needs to go through the enterprise's server; 2. The server must provide file transfer and access services. Users in different departments of the enterprise provide accounts with different permissions: 3. When the enterprise accesses the internal webpage of the enterprise, the enterprise can directly enter the domain name in the browser to access. To meet the above requirements, which of the following servers do enterprises need to deploy? ( )*

ATime synchronization server

BFTP server (I)

CDNS server

DMail server

Answer : B, C, D

Huawei H12-711_V4.0 HCIA-Security V4.0 Exam Practice Test