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H12-311 Online Practice Questions

HCIA-WLAN V3.0

370 questions available · Page 1 of 37

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Question 1 Multiple choice

Which of the following statements about power calculation are correct? (Choose three)

  1. A

    0 dBm = 1 mW

  2. B

    3 dBm = 2 mW

  3. C

    10 dBm = 100 mW

  4. D

    27 dBm = 500 mW

Show answer and explanation

Correct answers: A, B, D

Question 2 Single choice

In large companies with many video conferences, which service model is generally adopted for QoS?

  1. A

    Best Effort model

  2. B

    IntServ model

  3. C

    FIFO model

  4. D

    DiffServ model

Show answer and explanation

Correct answer: C

Question 3 Single choice

If not configured, what is the default authentication method supported by the AP?

  1. A

    mac-auth

  2. B

    sn-auth

  3. C

    no-auth

  4. D

    mac-sn-auth

Show answer and explanation

Correct answer: A

Question 4 Single choice

To create a user on a Huawei AC, you must first enter the AAA view using the aaa command.

  1. A

    True

  2. B

    False

Show answer and explanation

Correct answer: A

Question 5 Single choice

In Huawei eSight network management, using the wizard-style configuration for WLAN services requires adding the AC device to the network management system first.

  1. A

    True

  2. B

    False

Show answer and explanation

Correct answer: A

Question 6 Single choice

802.11b is a protocol based on Orthogonal Frequency Division Multiplexing (OFDM) technology.

  1. A

    True

  2. B

    False

Show answer and explanation

Correct answer: B

Question 7 Single choice

In thin AP networking, which of the following authentication methods does not require AC participation during the authentication process?

  1. A

    Shared key authentication

  2. B

    802.1X authentication

  3. C

    PSK authentication

  4. D

    Portal authentication

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Correct answer: A

Question 8 Single choice

The CAPWAP protocol supports both Split MAC and Local MAC modes of operation.

  1. A

    True

  2. B

    False

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Correct answer: A

Question 9 Single choice

In an 802.11 frame, what is the correct correspondence between the Type field and the frame format in the Frame Control field?

  1. A

    Type = 01, indicating a data frame

  2. B

    Type = 10, indicating a control frame

  3. C

    Type = 00, reserved

  4. D

    Type = 00, indicating a management frame

Show answer and explanation

Correct answer: D

Question 10 Single choice

Which command can be used to view the current version information?

  1. A

    display interface

  2. B

    display current-configuration

  3. C

    display ap all

  4. D

    display version

Show answer and explanation

Correct answer: D