Huawei Certified ICT Associate-Wireless Local Area Network

Question 1

What are the main contents of the CAPWAP protocol (Select 3 Answers)?

A. The AC manages the AP and delivers the service configuration.

B. Define the transfer rate of the Mac layer and the physical layer

C. AP automatic discovery of AC and state machine operation and maintenance of AP&AC

D. STA data encapsulates CAPWAP tunnel for forwarding

Correct Answer: A,C,D

Question 2

Which of the following standards is WLAN (Select 2 Answers)?

A. 802.11i

B. WPA2

C. WPA

D. 802.11a/b/g/n

Correct Answer: B,C

Question 3

Which of the following protocols can support both the 2.4 GHz band and the 5 GHz band?

A. 802.11g

B. 802.11a

C. 802.11n

D. 802.11b

Correct Answer: C

Question 4

If an 802.11n AP supports 2*2 MIMO technology, what is the theoretical rate of this AP?

A. 150 Mbps

B. 450 Mbps

C. 600 Mbps

D. 300 Mbps

Correct Answer: D

Question 5

Which of the following wireless frames belong to the Control Frame (Select 3 Answers)?

A. PS-Poll

B. RTS

C. Beacon

D. CTS

Correct Answer: A,C,D

Question 6

A 10-story building needs to cover the WLAN signal, because considering the floor blocking, the signal frequency of the 5th and 6th WLANs can be set to 6 channels at the same time.

A. True

B. False

Correct Answer: B

Question 7

Regarding the functional characteristics of the AP6010SN, the following statement is correct (Select 2
Answers).

A. AP6010SN supports WDS function, which can realize point-to-point and point-to-multipoint wireless bridging

B. The AP6010SN has an Ethernet interface that supports 802.3af PoE power supply standards.

C. AP6010SN is an indoor distributed AP that only supports working in the 2.4GHz band.

D. AP6010SN not only has built-in antenna, but also can be installed with an external antenna.

Correct Answer: A,B

Question 8

When an 802.11 packet sent by a STA enters the Ethernet through the AP, it is converted into an 802.3 packet, which is not a priority mapping method.

A. Map the priorities according to UP.

B. According to the order in which the packets arrive at the AP

C. Different priorities according to different VAP settings

D. No priority mapping

Correct Answer: B

Question 9

To create a user for Huawei's AC, first use the aaa command to enter the view.

A. True

B. False

Correct Answer: A

Question 10

Which of the following protocols are IEEE 802.11 standards Select 3 Answers)?

A. 802.1X

B. 802.11i

C. 802.11s

D. 802.11a/b/g/n

Correct Answer: B,C,D

Question 11

The following description of the service VLAN is correct (Select 3 Answers).

A. Mainly responsible for transmitting data when WLAN users access the Internet.

B. PVID VLAN under WLAN ESS interface

C. If data tunneling is used, user data will not be transmitted through the service VLAN.

D. Service VLAN under the service set template

Correct Answer: A,B,D

Question 12

If the AP's transmit power is 1mW, it is converted to dBm and then dBm.

A. 0

B. 1

C. 10

D. 20

Correct Answer: A

Question 13

The lobe width is a very important parameter commonly used in directional antennas. It refers to the angle between the antenna and the radiation pattern below the peak dB The width.

A. 5

B. 3

C. 4

D. 6

Correct Answer: B

Question 14

What are the modulation methods (Select 3 Answers) depending on the signal parameters being controlled?

A. amplitude modulation

B. phase modulation

C. modulation

D. frequency modulation

Correct Answer: A,B,D

Huawei Certified ICT Associate-Wireless Local Area Network - H12-311 Exam Practice Test

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