Updated Jan-2024 Test Engine to Practice H12-311 Test Questions
H12-311 Real Exam Questions Test Engine Dumps Training With 300 Questions
Successful completion of the Huawei H12-311-ENU exam leads to the Huawei Certified ICT Associate-Wireless Local Area Network certification. Huawei Certified ICT Associate-Wireless Local Area Network certification demonstrates that the individual has a solid understanding of WLAN technology and is capable of designing, deploying, and managing WLAN solutions. Huawei Certified ICT Associate-Wireless Local Area Network certification is recognized globally and opens up various career opportunities in the ICT industry.
NEW QUESTION # 124
The 802.11n standard uses dual-band (2.4 GHz and 5 GHz), the theoretical transmission rate can reach up to
300 Mbps, and the actual test rate can reach more than 100 Mbps.
- A. False
- B. True
Answer: A
NEW QUESTION # 125
What is the wireless client's active scanning to get the surrounding wireless network information by sending frames?
- A. Beacon frame
- B. Association Request frame
- C. Authentication Request frame
- D. Probe Request frame
Answer: D
NEW QUESTION # 126
The power of Huawei indoor put installation is commonly () mW.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 127
In the process of discovering the AC by the thin AP, the first step is to check whether there is a list of pre-configured static AC IP addresses.
- A. True
- B. False
Answer: A
NEW QUESTION # 128
In the wireless network deployment scenario, when the AC is configured as "Layer 3 Networking + by hang Mode + Direct Forwarding", where can the wireless user's gateway be located? (Multiple choice)
- A. Convergence layer on the Layer 3 switch
- B. on AP
- C. on AC
- D. On the one-arm router
Answer: A,C,D
NEW QUESTION # 129
The Int-Serv model provides users with end-to-end absolute QoS guarantees, but the reason for the lack of successful large-scale commercial use is.
- A. Not conducive to traffic regulation
- B. Limited bandwidth reservation
- C. Poor scalability
- D. Low forwarding efficiency
Answer: C
NEW QUESTION # 130
Among the following options, is the reason for using 5G priority access.
- A. 5G frequency band is easier to network planning
- B. 5G frequency band. The transmission rate of the
- C. 5G frequency band is higher than the 2.4G frequency band.
- D. 5G frequency band can provide better access capacity and capacity
The connection speed between the user and the AP is fast in the
Answer: D
NEW QUESTION # 131
The number of user terminals in an indoor WLAN network is 300, and the peak concurrency rate is 70%. The terminal supports the 2.4 GHz and 5 GHz frequency bands. According to the maximum number of users per AP dual-frequency, at least () APs can meet the capacity requirements.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 132
Which of the following statement about ap-group is correct? (Multiple choice)
- A. APs in the same ap-group can call the same security policy uniformly.
- B. AP in the same ap-group can perform SSID configuration uniformly.
- C. If you do not configure, all APs belong to ap-group default by default.
- D. AP can belong to two ap-groups at the same time, so that roaming is more optimized.
Answer: A,B,C
NEW QUESTION # 133
The AP domain deployment types are as follows (Select 3 Answers).
- A. Dense deployment
- B. Ordinary deployment
- C. Independent deployment
- D. Discrete deployment
Answer: A,B,D
NEW QUESTION # 134
Which of the following is included in the CSMA/CA mechanism in 802.11 WLAN? (Multiple Choice)
- A. Carrier sensing
- B. Conflict avoidance
- C. Conflict detection
- D. Multiple access
Answer: A,B,D
NEW QUESTION # 135
The two commonly used units describing antenna gain are dBi and dBd, and the conversion relationship between them is: dBi=dBd+2.14.
- A. True
- B. False
Answer: A
NEW QUESTION # 136
Among the following obstacles, has the greatest loss of wireless signals.
- A. 120mm Brick wall
- B. Gypsum ceiling
- C. 200mm Concrete wall
- D. Glass
Answer: C
NEW QUESTION # 137
In the 802.11 frame, what is the interframe interval between RTS and CTS?
- A. PIFS
- B. DIFS
- C. SIFS
- D. IFS
Answer: C
NEW QUESTION # 138
What parameters are used in 802.11 frames to reassemble frame fragments?
- A. Duration
- B. Fragment number
- C. Address bit
- D. Frame Control
Answer: B
NEW QUESTION # 139
The gain of the antenna can be explained by .
- A. The ability of the antenna to amplify high-frequency electrical signals
- B. The ability of the antenna to collect or transmit electromagnetic waves in a certain direction
- C. The ability of the antenna to collect or emit electromagnetic waves in all directions
- D. Amplification ability of electromagnetic waves
Answer: B
NEW QUESTION # 140
Because the maximum support rate of 802.11a is the same as 802.11g, so the protocol of 802.11a is backwards compatible with 802.11g protocol.
- A. False
- B. True
Answer: A
NEW QUESTION # 141
If the terminal supports both 5 GHz and 2.4 GHz functions, the AP can be configured to control such terminals to preferentially access 5 GHz.
- A. True
- B. False
Answer: A
NEW QUESTION # 142
What are the options that can be configured under sevice-set (Select 3 Answers)?
- A. You can configure the forwarding mode as direct-forward or tunnel-forward
- B. The SSID string can be configured via ssid xxxx
- C. Can call wlan-ess interface and configure service-vlan
- D. can be bound to wmm-profile
Answer: A,B,C
NEW QUESTION # 143
When the coverage area is more and more severe in the 1 channel of the 2.4 GHz band, adjusting the device to 3 channels can effectively reduce interference.
- A. False
- B. True
Answer: A
NEW QUESTION # 144
Engineer A deployed a large number of AP during the project implementation process. It was found that there were only 16 AP on AP, and it was not fixed 16. The following reasons which is correct?
- A. AP authentication mode is mac-auth or sn-auth, which causes some AP failed to go online.
- B. Some POE switches fail and AP can't go online.
- C. License number reaches the upper limit
- D. AP failure can't be online
Answer: C
NEW QUESTION # 145
What is the recommended AC-ID for the Huawei wireless controller when configuring the WLAN service of the enterprise network?
- A. cuc (China Unicom)
- B. other (Other)
- C. ctc (China Telecom)
- D. cmcc (China Mobile)
Answer: C
NEW QUESTION # 146
About the statements of SSID, which of the following is wrong?
- A. A number of SSID can be configured on one AP without limit
- B. An AP can release the same SSID on two groups of antenna signal
- C. One AP can release a number of different SSID
- D. Multiple AP can release the same SSID
Answer: A
NEW QUESTION # 147
The parameter used in the 802.11 frame to check the integrity of the received frame is .
- A. FCS
- B. Sequence Control Bit
- C. Duration
- D. Frame Control
Answer: A
NEW QUESTION # 148
The port number of the data packet on the AC side of the CAPWAP tunnel is 5246, and the port number of the control packet is 5247.
- A. False
- B. True
Answer: A
NEW QUESTION # 149
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