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H12-311_V3.0 Huawei HCIA-WLAN V3.0 Free Practice Exam Questions (2025 Updated)

Prepare effectively for your Huawei H12-311_V3.0 HCIA-WLAN V3.0 certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.

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Total 338 questions

802.11g What rates can be supported?

A.

1,2,5.5,11&6,9,12,18,24,30,36,48,54 Mbps

B.

6, 9, 12, 18, 24, 36, 48, 54 Mbps

C.

1,2,5.5,11&6,9,12,18,24,36,48,54 Mbps

D.

6,9,12,18,24,30,36,48,54 Mbps

It can be connected with the antenna via ().

A.

Network cable

B.

CATV coaxial cable

C.

Power cord

D.

50 ohm RF coaxial cable

Coaxial cable

WLAN The signal passes through which of the following materials with less penetration loss (). (Select 2 Answers)

A.

Gypsum board

B.

Glass window (colorless)

C.

Concrete wall

D.

Brick wall

Configure the security policy of the wireless network as WEP , You need to AC6605 The security template is configured as follows ().

A.

security-policy wep

wep authentication-method open

wep key wep-40 hex 0 1234567890

wep default-key 0

B.

security-policy wep

policy wep share-key

wep key wep-40 hex 0 1234567890

wep default-key 0

C.

authentication policy wpa

wpa authentication-method share-key

wpa key wpa-40 hex 0 1234567890 wpa

default-key 0

D.

authentication policy wpa2

wpa2 authentication-method share-key

wpa2 key wpa2-40 hex 0 1234567890

wpa2 default-key 0

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

A.

True

AP Architecture and traditional independent fat AP Architecture.

B.

False

2.4 GHz What is the distance between the center frequencies of the channels in the frequency band ()?

A.

20 MHz

B.

22 MHz

C.

5 MHz

D.

10 MHz

original 802.11 What is the maximum rate supported by the protocol Mbps ()?

A.

1

B.

2

C.

5.5

D.

11

China in 2.4GHz How many channels does the frequency band support ()?

A.

11

B.

13

C.

3

D.

5

TKIP encrypted IV the length of the vector is () bit.

A.

12

B.

24

C.

48

D.

64

802.11 The parameter used in the frame to check the integrity of the received frame is ()

A.

Frame Control

B.

Duration

C.

FCS

D.

Sequence control bit

pass through FTP Way to upgrade AP, You need to ensure AP and FTP Servers can communicate with each other, and AP Put the upgrade file in FTP Root directory.

A.

True

B.

False

In the following command (), you can view the current version information.

A.

display interface

B.

display current-configuration

C.

display ap all

D.

display version

Which of the following protocols can support at the same time 2.4GHz Frequency band and 5GHz Frequency band()?

A.

802.11a

B.

802.11b

C.

802.11g

D.

802.11n

For the following WLAN networking configuration, which statement is correct ().

(Select 3 Answers)

A.

The user tries his best to ensure that the planning data is detailed when planning the data, which will greatly facilitate the later configuration

B.

Before sending the configuration to the AP, the AP must be online

C.

Configure the WMM template can be directly bound to the antenna

D.

The WMM template is bound to the RF template

Among the following priority queues, the () queue has the highest default priority.

A.

AC-BE

B.

AC-VI

C.

AC-VO

D.

AC-BK

The following statement is correct ().

(Select 3 Answers)

A.

WPA2 PSK authentication requires the user to enter a user name and password to connect

B.

When the user performs web authentication, it is triggered by the user's http message after successfully obtaining the IP address; at this time, it is forcibly redirected to the portal server,

Go through the certification process

C.

WPA2 uses 802.1X authentication

D.

WAPI is China's national standard system for wireless LAN

BSS Which two basic service sets are included ()? (Select 2 Answers)

A.

Independent basic service set

B.

Basic Service Set of Infrastructure Mode

C.

Extend the basic service set

D.

Extend the basic service set of structural mode

Which of the following statements is true about the coverage distance design principles of a single AP (20 dBm)?

A.

It is recommended that a 5.8 GHz AP be deployed for through-wall signal coverage.

B.

In the same scenario, the coverage distance of a 2.4 GHz AP is smaller than that of a 5.8 GHz AP.

C.

Inter-floor coverage is supported.

D.

In an open area, the coverage distance is designed based on the AP's coverage capability.

In an 802.11 frame, what kind of control message () should be sent by the terminal to obtain access to the wireless medium?

A.

RTS

B.

CTS

C.

ACK

D.

PS-Poll

Among the following options, () is a prerequisite for enabling Huawei's load balancing function.

A.

AP Belong to the same type

B.

AP In the same AC Under management, and AP Signal overlap

C.

STA Can scan to each other for load balancing AP

D.

AP The output power settings are the same

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Total 338 questions
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