최신 H12-311_V3.0 무료덤프 - Huawei HCIA-WLAN V3.0

문제1

Which of the following types of frames is the 802.11 ACK frame?

A. Data frame

B. Management frame

C. Control frame

D. Null data frame

정답: C

문제2

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

A. High gain, small lobe width

B. Low gain, large lobe width

C. High gain, large lobe width

D. Omnidirectional

정답: A

문제3

SSID What is the Chinese name of ()?

A. Service set ID

B. Basic service area

C. Extended service set

D. Basic service set

정답: A

문제4

support 5GHz What are the wireless LAN standards for frequency
bands ()? (Select 2 Answers)

A. 802.11a

B. 802.11b

C. 802.11g

D. 802.11n

정답: A,D

문제5

Huawei AP The product can only support one configuration SSID .

A. True

B. False

정답: B

문제6

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

A. 2 GHz

B. 5 GHz

C. 2.4 GHz

D. 5.4 GHz

정답: B,C

문제7

It can be connected with the antenna via ().

A. CATV coaxial cable

B. Power cord

C. Network cable

D. 50 ohm RF coaxial cable

정답: D

설명: (DumpTOP 회원만 볼 수 있음)

문제8

After wireless users connect to the wireless signal point, they can't get it IP Address, what are the possible reasons ()? (Select 2 Answers)

A. Where the user is VLAN No configuration DHCP server

B. The authentication password specified by the user is incorrect

C. wlan-ess No configuration on the virtual interface dhcp-enable

D. User equipment MAC The address has been added to the blacklist

정답: A,C

문제9

Which of the following is correct about the power calculation ()?
(Select 3 Answers)

A. 3 dBm = 2 mW

B. 0 dBm = 1 mW

C. 10 dBm = 100mW

D. 27 dBm = 500mW

정답: A,B,D

문제10

Huawei APs support SSIDs containing Chinese characters.

A. True

B. False

정답: A

문제11

The following figure shows the hardware structure of an AirEngine 5760-51. Which of the following statements is true?

A. 3: USB port

B. 2: Port that receives PoE power

C. 1: Reset button

D. 8: IoT slots

정답: D

문제12

When did the initial application of wireless networks begin ()?

A. 20 Late century

B. 2000 Years later

C. During the First World War

D. During the Second World War

정답: D

문제13

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

A. Wave modulation

B. FM

C. phase modulation

D. AM

정답: B,C,D

문제14

Huawei Wireless Controller AC6605 The upgrade operation can only be performed on the wired side of the controller.

A. True

B. False

정답: A

문제15

Among the following encryption methods, the most secure is ()

A. Plaintext encryption

B. TKIP encryption

C. WEP encryption

D. CCMP encryption

정답: D

문제16

Which of the following statements about Layer 2 and Layer 3 roaming are true?

A. Layer 3 roaming indicates that STAs roam between different subnets.

B. Layer 2 roaming indicates that STAs roam within the same subnet.

C. After Layer 3 roaming is performed, the VLAN IDs in the service sets of APs must be the same.

D. Layer 2 roaming can be determined as long as the VLAN IDs before and after roaming are the same.

정답: A,B,D

최신 H12-311_V3.0 무료덤프 - Huawei HCIA-WLAN V3.0

우리와 연락하기

유용한 링크

최신 업데이트