H12-311試験無料問題集（300題）「Huawei Certified ICT Associate-Wireless Local Area Network 認定」

出題：1

What are the QoS service models (Select 3 Answers).

A. IntServ model

B. DiffServ model

C. Best Effort model

D. FIFO model

正解：A,B,C 解答を投票する

出題：2

What is the command to check the system version of the AP running?

A. display ap all

B. display ap version id x (x is the ID number of the AP)

C. display ap-run-info id x (x is the ID number of the AP)

D. display ap update all

正解：C 解答を投票する

出題：3

A point-to-point wireless bridge can be used to connect two networks that are located at different locations. In a wireless backbone connection, the Root AP and the Leaf AP should be set to different channels.

A. True

B. False

正解：B 解答を投票する

出題：4

What is the recommended AC-ID for the Huawei wireless controller when configuring the WLAN service of the enterprise network?

A. ctc (China Telecom)

B. cmcc (China Mobile)

C. other (Other)

D. cuc (China Unicom)

正解：A 解答を投票する

出題：5

Which of the following options is the maximum rate supported by the 802.11g protocol?

A. 11Mbps

B. 22Mbps

C. 54Mbps

D. 108Mbps

正解：C 解答を投票する

出題：6

How to deal with the failure of AP and AC version mismatch on a large number of devices.

A. Replace the AP device.

B. Check if the POE power supply is normal.

C. Replace the switch

D. Upgrade the versions to match each other.

正解：D 解答を投票する

出題：7

The CAPWAP protocol is a WLAN standard proposed by the IEEE standards organization in April 2009 for communication between AC and thin APs.

A. True

B. False

正解：B 解答を投票する

出題：8

The following description of the PSK certification is incorrect.

A. PSK authentication process is similar to the shared key authentication process, so the security is the same.

B. PSK authentication is to verify the legitimacy of the STA side key through 4-way handshake key negotiation.

C. WPA and WPA2 support PSK certification

D. PSK authentication requires the same pre-shared key to be configured on the wireless client and device side.

正解：D 解答を投票する

出題：9

Which of the following rates is not the rate supported by the 802.11a protocol?

A. 12Mbps

B. 24Mbps

C. 30Mbps

D. 6Mbps

正解：C 解答を投票する

出題：10

802.11 has three frame types, which are (Select 3 Answers).

A. Service frame

B. Control frame

C. Management frame

D. Data frame

正解：B,C,D 解答を投票する

出題：11

When the two-channel center frequency distance is less than or equal to 25 MHz, there is an overlapping area between the channels, and there may be some interference. Therefore, in order to avoid adjacent channel interference in adjacent area channel planning, the same channel is not allowed.

A. True

B. False

正解：B 解答を投票する

出題：12

In 1999, the IEEE 802.11a standard was developed. The standard specifies that the WLAN operating frequency band is 5.15 to 5.825 GHz, and the data transmission rate reaches 11 Mbps.

A. True

B. False

正解：B 解答を投票する

H12-311試験無料問題集「Huawei Certified ICT Associate-Wireless Local Area Network 認定」