HCIA-WLAN V3.0 - H12-311_V3.0 Exam Practice Test

Question 1

If a AP Has been added offline, then AP You can go online directly.

A. True

B. False

Correct Answer: A

Question 2

The following about SSID The statement is wrong ().

A. One AP Can release the same SSID Signal

B. Multiple AP Can release the same one on SSID

C. One AP Configurable SSID There is no limit to the number

D. One AP Can release multiple different SSID

Correct Answer: C

Question 3

In order to facilitate management and maintenance, AP The power supply mode is generally preferred to select () for power supply.

A. AC power supply

B. POE switch

C. Independent power adapter

D. POE adapter

Correct Answer: B

Question 4

For the choice of WLAN coverage antennas, it is recommended to choose () for long and narrow areas, and () for wide and short-distance areas.

A. Omnidirectional antenna; Omnidirectional antenna

B. Omnidirectional antenna; directional antenna

C. Directional antenna; omnidirectional antenna

D. Directional antenna; Directional antenna

Correct Answer: C

Question 5

802.11a exist 20M How many sub-carriers can be used to transmit data in the mode ()?

A. 48

B. 54

C. 52

D. 56

Correct Answer: A

Question 6

Which technology belongs to the wireless metropolitan area network () below?

A. 2G/3G

B. WiMAX

C. WLAN

D. Bluetooth

Correct Answer: C

Question 7

802.11n Standard uses dual band (2.4GHz and 5GHz ), the theoretical transmission rate can reach up to 300Mbps, The actual test rate can reach arrive 100Mbps above.

A. True

B. False

Correct Answer: B

Question 8

What was the name of the first radio communication network based on packet technology ()?

A. ALOHNET

B. ARPANet

C. INTERNET

D. NSFnet

Correct Answer: A

Question 9

By default, Huawei WLAN devices can implement intra-AC Layer 2 roaming without any configurations.

A. True

B. False

Correct Answer: A

Question 10

Terminal is different VLAN The roaming within belongs to ().

A. Two-tier roaming

B. Four-tier roaming

C. Seamless AP roaming

D. Three-tier roaming

Correct Answer: D

Question 11

According to the following output, the following statement is correct ().
<Quidway> display device
AC6605-26-PWR's Device status:
Slot Sub Type Online Power Register Status Role
-----------------------------------
0-AC6605-26 Present PowerOn Registered Normal Master
POWER Present PowerOn Registered Normal NA
(Select 2 Answers)

A. The user is currently operating on the wired side of the AC

B. The user is currently operating on the wireless side of the AC

C. To implement the related configuration of WLAN, the user must first switch to the wireless side by CTRL+Ypass

D. According to the output, it can be concluded that the AC6605 uses a POE power supply module

Correct Answer: A,C

Question 12

Huawei plug-in controller ACU Board manageable AP What is the maximum number of ()?

A. 128

B. 512

C. 1024

D. 256

Correct Answer: D

Question 13

Drag the networking modes on the left to their corresponding characteristics on the right.

Correct Answer:

*

Huawei HCIA-WLAN V3.0 - H12-311_V3.0 Exam Practice Test

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