[2025年04月13日] 最新更新されたのはH12-311_V3.0試験問題2025年更新
無料更新されたHuawei H12-311_V3.0テストエンジン問題には343問題と解答
質問 # 96
Which of the following statements is true about shared key authentication?
- A. For a Fit AP, the shared key is preconfigured on an AC.
- B. Shared key authentication requires that a STA and an AP have the same key preconfigured.
- C. The shared key enables easy scalability and provides high security.
- D. WEP encryption is not mandatory when shared key authentication is used.
正解：B
質問 # 97
Which of the following protocols can support at the same time 2.4GHz Frequency band and 5GHz Frequency band()?
- A. 802.11n
- B. 802.11b
- C. 802.11g
- D. 802.11a
正解：A
質問 # 98
Perform connectivity test AP or AC Must be online.
- A. False
- B. True
正解：B
質問 # 99
The AirEngine 5760-22W can be used as a wall plate AP or a remote unit (RU) in Huawei's Agile Distributed Wi-Fi Solution.
- A. False
- B. True
正解：B
質問 # 100
802.11 There are three frame types, namely (). (Select 3 Answers)
- A. Data Frame
- B. Control frame
- C. Management frame
- D. Business frame
正解：A、B、C
質問 # 101
Defined WLAN Medium service quality 802.11 The agreement is ().
- A. 802.11n
- B. 802.11i
- C. 802.11f
- D. 802.11e
正解：D
質問 # 102
Mesh Networking is defined in which of the following protocols ()?
- A. 802.11s
- B. 802.11e
- C. 802.11g
- D. 802.11a
正解：A
質問 # 103
service-set What are the options that can be configured under ()? (Select 3 Answers)
- A. Can be bound wmm-profile
- B. Can call wlan-ess Interface and configuration service-vlan
- C. The forwarding mode can be configured as direct-forward or tunnel-forward
- D. able to pass ssid xxxx Configuration SSID String
正解：B、C、D
質問 # 104
Large companies have more video conferences, and QoS generally adopts the () service model.
- A. Best Effort model
- B. IntServ model
- C. FIFO model
- D. DiffServ model
正解：C
質問 # 105
Which configuration methods does the wireless controller support ()?
(Select 3 Answers)
- A. console Port configuration
- B. LLDP Configuration
- C. pass through eSight Configuration
- D. telnet Configuration
正解：A、C、D
質問 # 106
Which of the following options belong EDCA Parameters? (Select 2 Answers)
- A. DIFS
- B. AIFSN
- C. SIFS
- D. TXOPLimit
正解：B、D
質問 # 107
If there is a high demand for WLAN capacity in a coverage area, the construction method of () should be considered.
- A. Outdoor AP+ directional antenna
- B. Indoor installation
- C. Combination of indoor distribution system
- D. Combination of outdoor distribution system
正解：B
質問 # 108
for AC+ thin AP The network architecture, the following description is wrong ().
- A. able to pass AC Enhance business QoS, Security and other functions
- B. Must be achieved through the network management system AP And user management
- C. AP Zero configuration itself, suitable for large-scale networking
- D. AP Can't work alone, need to be AC Centralized agent maintenance management
正解：B
質問 # 109
Which of the following statements about Huawei's agile distributed Wi-Fi solution is false?
- A. This solution applies to sites with densely distributed rooms, such as dormitories, hotels, and wards.
- B. The agile distributed architecture of the solution divides a traditional AP into two independent devices: a central AP and remote unit (RU).
- C. The central AP connects to RUs in rooms through network cables without wall penetration loss or feeder loss, providing high-quality signal coverage.
- D. If an AC has a license that supports management of 100 APs, the AC can manage a maximum of 100 RUs.
正解：D
質問 # 110
Which of the following statements is correct ()?
(Select 2 Answers)
- A. 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
- B. WPA only supports TKIP, an encryption technology
- C. WPA2 uses 802.1X authentication
- D. When the user performs web authentication, it is triggered by the user's http message before the IP address is successfully obtained; at this time, it is forcibly redirected to the portal server, Go through the certification process
正解：A、C
質問 # 111
By multiple AP And the infrastructure mode network composed of distributed systems connecting them, also called what ()?
- A. Extended service area
- B. Basic service set
- C. Basic service area
- D. Extended service set
正解：D
質問 # 112
TKIP encrypted IV the length of the vector is () bit.
- A. 0
- B. 1
- C. 2
- D. 3
正解：A
質問 # 113
In the following description of WEP encryption, the error is ().
- A. WEP encryption allows the device to store four keys at the same time
- B. WEP encryption adds IV to destroy the regularity of the key
- C. WEP encryption uses a stream encryption algorithm
- D. The length of IV in WEP encryption is 48 bits
正解：D
質問 # 114
802.11 In the frame, RTS and CTS What is the interframe interval between ()?
- A. DIFS
- B. IFS
- C. PIFS
- D. SIFS
正解：D
質問 # 115
In the direct-connected networking solution, AP and AC Establish CAPWAP Tunnel, the management flow must be encapsulated in CAPWAP In the tunnel, data service The stream can be optionally encapsulated in CAPWAP In the tunnel.
- A. False
- B. True
正解：B
質問 # 116
Which of the following is correct about the power calculation ()?
(Select 3 Answers)
- A. 3 dBm = 2 mW
- B. 27 dBm = 500mW
- C. 0 dBm = 1 mW
- D. 10 dBm = 100mW
正解：A、B、C
質問 # 117
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