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  • [2023年10月20日] 完全版最新のH12-311_V3.0問題集で100%カバー率問題と解答があなたをリアル試験で合格させる [Q37-Q62]

[2023年10月20日] 完全版最新のH12-311_V3.0問題集で100%カバー率問題と解答があなたをリアル試験で合格させる [Q37-Q62]

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[2023年10月20日] 完全版最新のH12-311_V3.0問題集で100%カバー率問題と解答があなたをリアル試験で合格させる

最新H12-311_V3.0試験問題集で有効最新の問題集

質問 # 37
WEP The encrypted data algorithm uses () algorithm.

  • A. CCMP
  • B. AES
  • C. Asymmetric encryption
  • D. RC4

正解：D


質問 # 38
If you want to create an open authentication security template, the following correct configuration is ().

  • A. AC-WLAN-view] security-profile name security-1 id 1
    [AC-WLAN-sec-prof-security-1] open authentication-method open-system
    [AC-WLAN-sec-prof-security-1] security-policy open
    [AC-WLAN-sec-prof-security-1] quit
  • B. AC-WLAN-view] security-profile name security-1 id 1
    [AC-WLAN-sec-prof-security-1] wpa2 authentication-method open-system
    [AC-WLAN-sec-prof-security-1] security-policy wpa2
    [AC-WLAN-sec-prof-security-1] quit
  • C. AC-WLAN-view] security-profile name security-1 id 1
    [AC-WLAN-sec-prof-security-1] wpa authentication-method open-system
    [AC-WLAN-sec-prof-security-1] security-policy wpa
    [AC-WLAN-sec-prof-security-1] quit
  • D. AC-WLAN-view] security-profile name security-1 id 1
    [AC-WLAN-sec-prof-security-1] wep authentication-method open-system
    [AC-WLAN-sec-prof-security-1] security-policy wep
    [AC-WLAN-sec-prof-security-1] quit

正解：D


質問 # 39
Which of the following devices belong to Huawei Wireless Dual Band AP(Access Point )?
(Select 2 Answers)

  • A. AP6010SN
  • B. AP6010DN
  • C. AP5010DN
  • D. AP5010SN

正解：B、C


質問 # 40
There are three ways to judge Huawei's load balancing: traffic mode, session mode, and virtual switching mode.

  • A. False
  • B. True

正解：A


質問 # 41
Which of the following commands can be viewed AC Current configuration()?

  • A. display ap all
  • B. display interface
  • C. display version
  • D. display current-configuration

正解：D


質問 # 42
The following Huawei AP Which AP support SFP Fiber interface()?

  • A. AP6010DN
  • B. AP6310SN
  • C. AP6610DN
  • D. AP6510DN

正解：A


質問 # 43
802.11 In the frame, it is used to record the network allocation vector ( NAVWhat is the value of ()?

  • A. address Bit
  • B. Frame Control
  • C. Sequence control bit
  • D. Duration

正解：D


質問 # 44
The following description about dual-link backup networking is incorrect ()

  • A. exist AP With active and standby AC In the process of establishing active and standby links, the link established first must be the active link
  • B. Prepare AC Always be in the power-on state
  • C. Active and standby AC The network service configuration on the Internet must be consistent
  • D. Dual-link backup technology improves network reliability at important network nodes and ensures business stability

正解：A


質問 # 45
antenna A The gain is 11dBi ,antenna B The gain is 8dBi , You can say the antenna A Than antenna B The gain is large ().

  • A. 3 dBd
  • B. 3 dB
  • C. uncertain
  • D. 3 dBi

正解：B


質問 # 46
2.4 GHz How many channels () can the frequency band be divided into at most?

  • A. 0
  • B. 1
  • C. 2
  • D. 3

正解：C


質問 # 47
Which of the following protocols support 2.4GHz Frequency band()? (Select 3 Answers)

  • A. 802.11b
  • B. 802.11g
  • C. 802.11a
  • D. 802.11n

正解：A、B、D


質問 # 48
For areas with roaming needs, adjacent AP Coverage remains 50% The above overlap to ensure that the terminal is AP Smooth switching between.

  • A. True
  • B. False

正解：A


質問 # 49
Defined WLAN Medium service quality 802.11 The agreement is ().

  • A. 802.11e
  • B. 802.11i
  • C. 802.11n
  • D. 802.11f

正解：A


質問 # 50
If an enterprise's wireless network networking mode is direct forwarding, then thin and then transfer the message CAPWAP Encapsulate, pass CAPWAP The tunnel transmits this data message to AP can 802.11 Data messages are converted into Ethernet messages, AC.

  • A. False
  • B. True

正解：A


質問 # 51
802.11a exist 20M How many sub-carriers can be used to transmit data in the mode ()?

  • A. 0
  • B. 1
  • C. 2
  • D. 3

正解：C


質問 # 52
Not loaded license Time AC6605 Supported by default AP The number is ().

  • A. 0
  • B. 1
  • C. 2
  • D. 3

正解：B


質問 # 53
because 802.11a The maximum rate supported is the same as 802.11g. The maximum rate supported is the same, so 802.11a Protocol is backward compatible 802.11g Agreement.

  • A. False
  • B. True

正解：A


質問 # 54
exist WDS In the deployment, what kinds of bridge networking modes are included ()? (Select 3 Answers)

  • A. Relay bridging method
  • B. Point-to-multipoint
  • C. Multipoint to multipoint
  • D. Point-to-point method

正解：A、B、D


質問 # 55
Metal objects have a greater attenuation effect on wireless signals, AP Or the antenna should not be placed behind a metal ceiling, etc.

  • A. True
  • B. False

正解：A


質問 # 56
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. WPA2 uses 802.1X authentication
  • C. WAPI is China's national standard system for wireless LAN
  • D. 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

正解：B、C、D


質問 # 57
Spread spectrum ( spread-spectrum ) Technology is to use ISM The basis of frequency band transmission of wireless data.

  • A. True
  • B. False

正解：A


質問 # 58
Same user VLAN And the same SSID All wireless users can access the Internet, but they can't access each other. What may be the cause of this phenomenon ()?

  • A. Access AP Port isolation configured on the switch prevents mutual access between users
  • B. wireless service-set User isolation is configured on the computer to prevent mutual access between users
  • C. Configured on the user's gateway device ACL , Which prevents mutual access between users
  • D. AC Configured on ACL , Which prevents mutual access between users

正解：B


質問 # 59
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. 0,1
  • B. 1,0
  • C. 1,1
  • D. 0,0

正解：B


質問 # 60
For the polarization of electromagnetic waves, which of the following descriptions is correct is (). (Select 3 Answers)

  • A. If the transmitting antenna is circularly polarized, the receiving antenna must also be circularly polarized, and the polarization direction of the two must be the same.
  • B. The polarization of the antenna refers to the direction of the magnetic field strength formed when the antenna radiates
    , The direction of the electric field changes according to a certain rule
  • C. If the electric field direction of the electric wave is perpendicular to the ground, we call it a vertically polarized wave
  • D. The antenna radiates electromagnetic waves to the surrounding space

正解：A、C、D


質問 # 61
To the following WLAN In the description of the network diagram, the error is ().

  • A. Can be configured and managed on the access switch VLAN of PVIDA.
  • B. The picture shows the bypass networking
  • C. You cannot use the aggregation switch to STA distribute IP address
  • D. can use AC As DHCP Server ,give AP distribute IP address

正解：C


質問 # 62
......


Huawei H12-311_V3.0：HCIA-WLAN V3.0は、WLAN技術における知識とスキルを検証したいITプロフェッショナルにとって重要な認定試験です。認定試験には、WLANの計画と実装、トラブルシューティング、最適化、セキュリティ、およびメンテナンスに関するさまざまなトピックが含まれます。試験に合格することは、WLANエンジニア、ネットワーク管理者、技術サポートスタッフ、およびアーキテクトとして、複雑なWLANネットワークを管理およびメンテナンスする能力を検証する優れた成果となります。

 

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