Latest [Nov 27, 2023] Realistic Verified H12-311 Dumps
Pass Huawei H12-311 Exam Updated 300 Questions
NEW QUESTION # 107
Capacity planning mainly estimates the number of APs needed to meet the traffic volume in terms of device performance, number of users, bandwidth requirements, and wireless environment.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION # 108
Which modulation method does the following picture belong to?
- A. modulation
- B. amplitude modulation
- C. frequency modulation
- D. phase modulation
Answer: C
NEW QUESTION # 109
Which of the following protocols are IEEE 802.11 standards Select 3 Answers)?
- A. 802.11s
- B. 802.11i
- C. 802.11a/b/g/n
- D. 802.1X
Answer: A,B,C
NEW QUESTION # 110
The correct steps for using the Huawei WLAN planning tool are ().
- A. Draw obstacles - Draw coverage area - Auto arming AP - Export net gauge report
- B. Automatically generate obstacles - Auto arming AP - Draw coverage area - Export net gauge report
- C. Draw Obstacle - Auto Arming AP - Auto Arming Switch - Export Net gauge Report
- D. Draw coverage area - Draw obstacles - Auto arming AP - Export net gauge report
Answer: A
NEW QUESTION # 111
Which of the following are common sources of WLAN interference? (Multiple choice)
- A. Microwave oven
- B. Bluetooth transmission equipment
- C. Remote control
- D. Cordless phone
Answer: A,B,D
NEW QUESTION # 112
How to deal with the failure of AP and AC version mismatch on a large number of devices.
- A. Replace the AP device.
- B. Replace the switch
- C. Upgrade the versions to match each other.
- D. Check if the POE power supply is normal.
Answer: C
NEW QUESTION # 113
What is the maximum number of APs that can be managed by the ACU board of the Huawei plug-in controller?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 114
For dBm, dB, dBi, which of the following descriptions are correct? (Multiple Choice)
- A. dBi and dBd: characterizing the relative value of the gain
- B. dBm: characterizing the absolute value of power
- C. If A antenna is 12dBi and B antenna is 14dBi, it can be said that A is 2dBi smaller than B.
- D. dB: characterizing the relative value of power
Answer: A,B,D
NEW QUESTION # 115
Which country or region is ETSI a standard organization?
- A. China
- B. Europe
- C. Japan
- D. United States
Answer: B
NEW QUESTION # 116
Which of the following units is used to describe the antenna gain?
- A. dB
- B. dBm
- C. dBw
- D. dBi
Answer: D
NEW QUESTION # 117
In the WLAN configuration, how many types that related to VLAN? (Multiple choice)
- A. User VLAN
- B. manage VLAN
- C. service VLAN
- D. certify VLAN
Answer: A,B,C
NEW QUESTION # 118
When deploying APs on multiple floors of a building, the factor to be aware of is (Select 3 Answers).
- A. Other interference signals
- B. Unified planning channel
- C. Material of the wall
- D. In order not to affect the appearance, the AP should be hidden in the ceiling
Answer: A,B,C
NEW QUESTION # 119
A point-to-point wireless bridge can be used to connect two networks that are located at different locations. In a wireless backbone connection, the Root AP and the Leaf AP should be set to different channels.
- A. True
- B. False
Answer: B
NEW QUESTION # 120
The following is a description of TKIP encryption. The error is .
- A. The motivation for developing TKIP encryption is to upgrade the security of legacy WEP hardware.
Added the mechanism of key generation, management and delivery in - B. TKIP encryption.
- C. TKIP encryption uses the same encryption algorithm as WEP encryption.
- D. The length of the IV used in A.TKIP encryption is 24bits.
Answer: D
NEW QUESTION # 121
Metal items have great influence on the attenuation of wireless signal, the AP or antenna should avoid to place behind the metal ceiling, etc.
- A. True
- B. False
Answer: A
NEW QUESTION # 122
Which of the following is a wireless LAN standard originally developed by the IEEE?
- A. IEEE 802.12
- B. IEEE 802.16
- C. IEEE 802.10
- D. IEEE 802.11
Answer: D
NEW QUESTION # 123
If a wireless client connecting the same SSID wants to roam from one AP to another, what is the area of the signal overlap between the two APs?
- A. 100%
- B. 50%
- C. 10%-15%
- D. No need to overlap
Answer: A
NEW QUESTION # 124
If a wireless client is connected to the same SSID of two APs, then what determines which wireless AP is the wireless terminal connected to?
- A. ESSID
- B. SSID
- C. BSA
- D. BSSID
Answer: D
NEW QUESTION # 125
During the implementation of the project, the engineer A deployed a large number of APs. After the configuration was completed, it was found that all APs could not go online and asked the engineer B for help. After the engineer B found that the engineer A did not configure the AC source address, which of the following commands can be quickly located if AC configure the AC source address?
- A. display capwap status
- B. display current-configuration
- C. display capwap configuration
- D. display ap global configuration
Answer: C
NEW QUESTION # 126
Huawei AC controller AC6605 supports user access security management through security templates and supports WEP, WPA/WPA2, and WAPI security policies.
- A. True
- B. False
Answer: A
NEW QUESTION # 127
In the 802.11 frame, which is responsible for supervision, mainly used to join or exit the wireless network, and which is the transfer of the connection between the base stations?
- A. Control frame
- B. Management frame
- C. Data frame
- D. All Data frame, control frame, management frame have this function
Answer: B
NEW QUESTION # 128
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