Huawei H12-321-ENU practice exam

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Share some HCNP-WLAN H12-321-ENU exam questions and answers below.

Which of the following description of the Fresnel area is correct?

A. The narrower the beam width, the larger the Fresnel area

B. The narrower the beam width, the smaller the Fresnel area

C. The Fresnel area is independent of the beam width

D. Other options are all not correct

Answer: C

About the MAP in the MESH network, which of the following description is wrong?

A. MAP is a special form of MP

B. MAP is a special form of MPP

C. MAP is usually used to connect to a terminal

D. Any MESH Point that supports AP functionality, can provide access function for the STA

Answer: B

In the dual-machine hot standby, which of the following statement on the HSB backup channel is wrong?

A. The HSB backup channel between the master/backup AC is recommended to be connected separately to ensure high reliability

B. HSB backup group and backup service are independent of each other, without binding to make HSB backup group work normally

C. In the VRRP hot backup, the master/backup state of the HSB backup channel follows the change of the master/backup state of the VRRP

D. In a dual-link hot backup, HSB channel does not have master/backup state, which is only the data backup channel

Answer: B

In the WLAN network, which of the following two kinds of messages do spoof spy attack packets mainly include? (Multiple choice)

A. Broadcast Disassociation

B. Broadcast Deauthentication

C. Unicast Disassociation

D. Unicast Deauthentication

Answer: AB

The same frequency MESH networking, 2 AP network transmission bandwidth is about 200M, when add an AP, how much is the average transmission bandwidth?

A. Up to 200M

B. Up to 150M

C. Up to 100m

D. Up to 50M

Answer: C

Agile controller synchronization mode has manual synchronization and automatic synchronization, which of the following statement on the synchronization method is correct?

A. Agile Controller can only use a synchronous mode, to avoid mutual interference.

B. Agile Controller first synchronization should use manual synchronization, and then use automatic synchronization.

C. The synchronization point of Agile Controller Automatic synchronization can be modified.

D. Agile Controller manual synchronization can only be used three times a day, to prevent artificially increasing network load

Answer: C

In the WLAN network, when the AP is in monitoring mode, what kind of message does the AP use to determine the device type?

A. DHCP

B. ARP

C. CAPWAP

D. 802.11MAC

Answer: D

In the WLAN network, which of the following illegal attack detection requires dynamic blacklist function support? (Multiple choice)

A. Flood attack detection

B. Spoof attack detection

C. Weak IV attack detection

D. Anti-violence crack

Answer: AD

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