[Jan 29, 2022] H12-311 Dumps Full Questions - Exam Study Guide
HCIA-WLAN Free Certification Exam Material from BraindumpsIT with 300 Questions
Huawei H12-311 Exam Syllabus Topics:
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NEW QUESTION 160
802.11 has three frame types, which are (Select 3 Answers).
- A. Management frame
- B. Data frame
- C. Service frame
- D. Control frame
Answer: A,B,D
NEW QUESTION 161
For outdoor long-distance point-to-point backhaul, the antenna of should be selected.
- A. High gain, large lobe width
- B. Low gain, large lobe width
- C. Omnidirectional
- D. High gain, small lobe width
Answer: D
NEW QUESTION 162
For better coverage, try to make the AP signal pass through the wall.
- A. 60°
- B. 45°
- C. Parallel
- D. Vertical
Answer: D
NEW QUESTION 163
Which command is used by Huawei AC to view information about online access users?
- A. display users all
- B. display user-interface console 0
- C. display access-user
- D. display local-user
Answer: C
NEW QUESTION 164
How to deal with the mismatch of AP and AC in the project implementation?
- A. upgrade version and make it match with each other
- B. check POE power supply, if it is normal
- C. replace the switch
- D. change AP equipment
Answer: A
NEW QUESTION 165
A 10-story building needs to cover the WLAN signal, because considering the floor blocking, the signal frequency of the 5th and 6th WLANs can be set to 6 channels at the same time.
- A. True
- B. False
Answer: B
NEW QUESTION 166
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. True
- B. False
Answer: B
NEW QUESTION 167
When AC is only one interface access convergence layer switches, user traffic directly through convergence layer switch out of the public, not through the AC, what should network mode be at this time?
- A. Direct mode + Straight forward
- B. By hanging mode + Tunnel forward
- C. By hanging mode + Straight forward
- D. Direct mode + Tunnel forward
Answer: C
NEW QUESTION 168
In the depolyment of WDS, the bridge network model including? (Multiple choice)
- A. Point-to-Point Mode
- B. Point to Multi-point Mode
- C. Relay Bridge
- D. Multipoint to Multipoint Way
Answer: A,B,C
NEW QUESTION 169
Which of the following factors will affect the coverage of WLAN outdoor scenes? (Multiple choice)
- A. Obstacle
- B. Antenna form
- C. Antenna placement height
- D. Transmit power
- E. Antenna gain
- F. Weather
Answer: A,B,C,D,E,F
NEW QUESTION 170
Which of the following standards can support both the 2.4 GHz band and the 5 GHz band?
- A. 802.11g
- B. 802.11n
- C. 802.11
- D. 802.11b
- E. 802.11a
- F. 802.11ac
Answer: B
NEW QUESTION 171
In the Fit AP network, which of the following authentication methods does not require AC to participate during the authentication process?
- A. 802.1X authentication
- B. Shared key authentication
- C. Portal authentication
- D. PSK authentication
Answer: B
NEW QUESTION 172
Which methods are commonly used to solve same frequency interference? (Multiple choice)
- A. reuse reasonable frequency, to ensure that the same channel will not be available in the same or adjacent coverage area
- B. use omni-directional antenna to cover
- C. adjust the AP transmission power, adjust the feeder
- D. use obstacles for natural isolation
Answer: A,C,D
NEW QUESTION 173
The 802.11 physical layer standard defines some common operations of the wireless network at the physical layer: operations such as QoS, security, and roaming.
- A. True
- B. False
Answer: B
NEW QUESTION 174
Huawei Plug-in Controllers Which series of switches (Select 3 Answers) are available for Huawei ACU boards?
- A. S7700 series switches
- B. S9300 series switches
- C. S9700 series switches
- D. S5700 series switches
Answer: A,B,C
NEW QUESTION 175
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