Get Started: H12-311 Exam [2022] Dumps Huawei PDF Questions
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Huawei H12-311 Exam Syllabus Topics:
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NEW QUESTION 130
Commonly used RF cables for WLAN systems are (ABC) (Select 3 Answers).
- A. RG-8 jumper
- B. 1/2" (inch) super soft feeder
- C. 1/2" (inch) feeder
- D. 13/8" (inch) feeder
Answer: A,B,C
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
In a point-to-multipoint networking environment, one device acts as a central device, and all other devices establish wireless bridges with the central device to interconnect multiple networks. The disadvantage is that the interworking of multiple branch networks requires data forwarding through the central bridge device.
- A. True
- B. False
Answer: A
NEW QUESTION 133
802.11 has three frame types, which are (Select 3 Answers).
- A. Service frame
- B. Data frame
- C. Management frame
- D. Control frame
Answer: B,C,D
NEW QUESTION 134
The AP or AC performing the connectivity test must be online.
- A. True
- B. False
Answer: A
NEW QUESTION 135
The equipment manufacturer can usually be judged according to the following.
- A. Channel
- B. Encryption type
- C. MAC address
- D. SSID
Answer: C
NEW QUESTION 136
What is the value used to record the Network Allocation Vector (NAV) in an 802.11 frame?
- A. Sequence control bit
- B. address bit
- C. Duration
- D. Frame Control
Answer: C
NEW QUESTION 137
When wireless network engineers are planning for WLAN networks, what is the purpose of using RF emulation? (Multiple Choice)
- A. Get the available bandwidth at different locations
- B. Simulate signal coverage and find blind spots
- C. Obtaining the current signal to noise ratio at different locations
- D. Obtaining the distribution of field strengths at different locations
Answer: B,C,D
NEW QUESTION 138
What is the security policy based on user authentication that is currently widely used in enterprise networks? (Multiple Choice)
- A. WPA1 PSK+TKIP/CCMP
- B. WPA2 802.1X+TKIP/CCMP
- C. WPA1 802.1X+TKIP/CCMP
- D. WPA2 PSK+TKIP/CCMP
Answer: B,C
NEW QUESTION 139
A company wants to deploy WLAN. The company has purchased a number of wireless APs that support
802.11n. When the WLAN is deployed, only 802.11n wireless clients can connect to the company's WLAN.
- A. False
- B. True
Answer: A
NEW QUESTION 140
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 141
In the WDS deployment, which types of bridge networking modes are included (Select 3 Answers)?
- A. Multi-point to multi-point mode
- B. Relay bridge mode
- C. Point-to-point mode
- D. Point-to-multipoint mode
Answer: B,C,D
NEW QUESTION 142
Which of the following cannot be used by Huawei AC6005 for configuration?
- A. eSight
- B. WEB
- C. CLI
- D. LLDP
Answer: D
NEW QUESTION 143
What are the main contents of the CAPWAP protocol (Select 3 Answers)?
- A. The AC manages the AP and delivers the service configuration.
- B. AP automatic discovery of AC and state machine operation and maintenance of AP&AC
- C. STA data encapsulates CAPWAP tunnel for forwarding
- D. Define the transfer rate of the Mac layer and the physical layer
Answer: A,B,C
NEW QUESTION 144
In the following options, which one the signal scan tool inderer cannot scan?
- A. Channel
- B. Encryption method
- C. Power
- D. Signal strength
Answer: C
NEW QUESTION 145
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