H12-311-ENU Practice Exam Tests Latest Updated on Jan-2022
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Huawei H12-311-ENU Exam Syllabus Topics:
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| Topic 2 |
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| Topic 3 |
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NEW QUESTION 126
Which of the following cannot be used by Huawei AC6005 for configuration?
- A. eSight
- B. LLDP
- C. CLI
- D. WEB
Answer: B
NEW QUESTION 127
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: C
NEW QUESTION 128
The number of users is 300, and the concurrency rate is 70%. The terminal supports the 2.4 GHz and 5 GHz frequency bands. According to the maximum number of users per dual-band dual-frequency AP, at least APs can meet the capacity requirements.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 129
Antennas are classified by direction and can be classified into antennas and antennas (Select 2 Answers).
- A. omnidirectional
- B. orientation
- C. plate shape
- D. paraboloid
Answer: B
NEW QUESTION 130
The AC performs a load balancing process based on the information.
- A. The AP periodically sends information about the STA associated with it to the AC.
- B. STA periodically searches for the AP information and reports the AP ID through the associated AP.
- C. STA periodically reports the currently associated AP ID.
- D. AC periodically queries the number of STAs associated with an AP.
Answer: C
NEW QUESTION 131
Which of the following channels are overlapping channels in WLAN 2.4 GHz band?
- A. 6 and 11
- B. 3 and 8
- C. 4 and 8
- D. 4 and 10
Answer: C
NEW QUESTION 132
In the outdoor deployment of WLAN, to prevent obstacles from interfering, just ensure that the antenna height is higher than the obstacle.
- A. False
- B. True
Answer: A
NEW QUESTION 133
The antenna obtains the gain by means of .
- A. Making the antenna radiation more concentrated
- B. Using a power amplifier in the antenna system
- C. Use low standing wave ratio equipment
- D. Use high efficiency antenna feeder
Answer: A
NEW QUESTION 134
How many management nodes (B) does the eSight Standard Edition support?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 135
The cable used in the project cannot theoretically exceed the meter.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 136
For dBm, dB, dBi, the following description is correct (Select 3 Answers).
- A. dBi and dBd: characterize the relative value of the gain
- B. If the antenna is 12dBi and the antenna is 14dBi, it can be said that A is smaller than 2D.
- C. dBm: characterizes the absolute value of power
- D. dB: Characterizing the relative value of power
Answer: A,C,D
NEW QUESTION 137
The systematic process of AP RF resource management is.
- A. Acquisition -> Analysis -> Execution -> Decision
- B. Acquisition -> Analysis -> Decision -> Execution
- C. Acquisition -> Decision -> Analysis -> Execution
- D. Analysis -> Acquisition -> Decision -> Execution
Answer: B
NEW QUESTION 138
If not configured, what is the default authentication method supported by the AP?
- A. sn-auth
- B. no-auth
- C. mac-auth
- D. mac-sn-auth
Answer: C
NEW QUESTION 139
About the networking mode, which description is true?
- A. in direct-connect networking, AP business data can reach the upward network without going through AC
- B. the advantage of three layer networking is simple configuration, establishing networking easily
- C. relative to the three layers networking, the layer two networking is more suitable for park, sports venues and other large network
- D. if the ability of AC processing the data is weak, it is recommended to use hanging by networking
Answer: D
NEW QUESTION 140
If a WLAN network fails, engineer A needs to locate the fault. Which of he following fault location process is correct?
1. Check if the air interface signal is normal.
2. Check if the AC and uplink are normal.
3. Check if the AP is working properly.
4. Check if the terminal service is normal.
5. Check if the intermediate network device is working properly.
- A. 4-3-2-5-1
- B. 1-2-3-5-4
- C. 4-2-5-3-1
- D. 4-1-3-5-2
Answer: D
NEW QUESTION 141
Which of the following statement is correct about WDS? (Multiple Choice)
- A. Huawei indoor AP does not support function of WDS
- B. WDS default to 2.4 GHz frequency band as bridge frequency band
- C. Good extensibility, and without laying a new cable connection and deploy more AP
- D. Two independent local area network (LAN) via wireless bridge connection, and provides data transmission between them
Answer: C,D
NEW QUESTION 142
When using the Huawei AC+FIT AP to set up a mesh network, the AP Zero Touch Configure online is supported.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 143
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