H12-311_V3.0試験無料問題集（343題）「Huawei HCIA-WLAN V3.0 認定」

出題：1

WLAN What are the working frequency bands ()? (Select 2 Answers)

A. 2 GHz

B. 5.4 GHz

C. 2.4 GHz

D. 5 GHz

正解：C,D 解答を投票する

出題：2

Which of the following 802.11 control frames is sent by a STA to acquire the right to the wireless medium?

A. PS-Poll

B. ACK

C. CTS

D. RTS

正解：D 解答を投票する

出題：3

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

A. STA Data encapsulation CAPWAP Tunnel forwarding

B. AP right AC Automatic discovery and AP&AC State machine operation and maintenance

C. AC right AP Perform management and business configuration delivery

D. Defined Mac Layer and physical layer transmission rate

正解：A,B,C 解答を投票する

出題：4

BSS Full name Basic Service Set ,BSS It can be divided Independent BSS and Infrastructure BSS Two kinds.

A. True

B. False

正解：A 解答を投票する

出題：5

In huawei eSight The maximum number of layers supported by the location topology in the network management system is layer ().

A. 8

B. 9

C. 7

D. 10

正解：D 解答を投票する

出題：6

802.11 In the frame, it means that the wireless station AP When sending a signal, To DS and From DS What are the values of ()?

A. 1,0

B. 1,1

C. 0,0

D. 0,1

正解：A 解答を投票する

出題：7

Mesh Networking is defined in which of the following protocols ()?

A. 802.11s

B. 802.11a

C. 802.11e

D. 802.11g

正解：A 解答を投票する

出題：8

exist WDS In the deployment, what kinds of bridge networking modes are included ()? (Select 3 Answers)

A. Point-to-multipoint

B. Point-to-point method

C. Multipoint to multipoint

D. Relay bridging method

正解：A,B,D 解答を投票する

出題：9

Regarding the two major PoE standards, the following statement is incorrect ().
(Select 2 Answers)

A. 802.af, also known as PoE+, can be compatible with 802.a devices

B. 802.at supports four power levels and only supports Category 5 lines

C. 802.at, also known as PoE+, can be compatible with 802.a devices

D. The A.802.af standard was formulated in 2009, and the maximum output power is 30W

正解：A,D 解答を投票する

出題：10

According to the different signal parameters controlled, what modulation methods can be divided into ()? (Select 3 Answers)

A. AM

B. FM

C. phase modulation

D. Wave modulation

正解：A,B,C 解答を投票する

出題：11

At present, the security policy based on user authentication that is widely used in the enterprise network is () (Select 2 Answers)

A. WPA2 PSK+TKIP/CCMP

B. WPA1 802.1X+TKIP/CCMP

C. WPA1 PSK+TKIP/CCMP

D. WPA2 802.1X+TKIP/CCMP

正解：B,D 解答を投票する

出題：12

The basic service set is 802.11 The basic components of a network are composed of a group of workstations that communicate with each other.

A. True

B. False

正解：A 解答を投票する

出題：13

Which of the following options belong EDCA Parameters? (Select 2 Answers)

A. TXOPLimit

B. DIFS

C. SIFS

D. AIFSN

正解：A,D 解答を投票する

出題：14

single AP What is the area covered ()?

A. BSA

B. SSA

C. ESA

D. TSA

正解：A 解答を投票する

出題：15

Huawei Wireless AP What are the two upgrade modes download ()? (Select 2 Answers)

A. AC download

B. BAS

C. AP Bring your own

D. FTP Server download

正解：A,D 解答を投票する

出題：16

For outdoor long-distance point-to-point backhaul, the antenna of () should be selected.

A. High gain, large lobe width

B. Omnidirectional

C. High gain, small lobe width

D. Low gain, large lobe width

正解：C 解答を投票する

出題：17

The wireless LAN architecture is mainly divided into controller-based thin

A. True
AP Architecture and traditional independent fat AP Architecture.

B. False

正解：A 解答を投票する

出題：18

802.11a What kind of technology is used to implement the agreement?

A. OFDM

B. FHSS

C. DSSS

D. MIMO

正解：A 解答を投票する

出題：19

When coverage area 2.4GHz Frequency band 1 When channel interference is large and severe, adjust the device to 3 Channel, can effectively reduce interference.

A. True

B. False

正解：B 解答を投票する

H12-311_V3.0試験無料問題集「Huawei HCIA-WLAN V3.0 認定」