[Full-Version] 2023 New Preparation Guide of Huawei H12-311_V3.0 Exam
H12-311_V3.0 Practice Exam - 301 Unique Questions
The HCIA-WLAN V3.0 certification is a comprehensive certification that covers a wide range of topics related to wireless LAN technologies. It includes topics such as WLAN fundamentals, WLAN deployment and management, WLAN troubleshooting, and WLAN security. The certification program is designed to equip professionals with the skills and knowledge required to plan, design, deploy, and manage wireless LAN networks.
The Huawei H12-311_V3.0 certification exam covers a wide range of topics related to wireless LAN technologies, including WLAN planning, WLAN deployment, WLAN maintenance and troubleshooting, WLAN security, and WLAN network management. The exam also tests the candidates' ability to use Huawei wireless devices and technologies, such as Huawei Access Points, WLAN Controllers, and AirEngine Wi-Fi 6. In addition, the certification exam assesses the candidates' knowledge of industry standards and protocols, such as IEEE 802.11, TCP/IP, and DNS.
NEW QUESTION # 18
For outdoor WLAN Cover, the following statement is correct ().
(Select 3 Answers)
- A. Outdoor antennas should not blindly pursue high gain
- B. The higher the antenna gain, the stronger the antenna directivity, and the weaker the radiation gain directly below the antenna
- C. The feeder interface must match the selected antenna
- D. The length of the feeder must not exceed 2 rice
Answer: A,B,C
NEW QUESTION # 19
Huawei AP6310AP Outdoor type AP,can support WDS Function to realize the point-to-multipoint wireless bridging function.
- A. True
- B. False
Answer: B
NEW QUESTION # 20
Which of the following is a restart AC6605 The command()?
- A. <Quidway> reboot
- B. [Quidway] reboot
- C. <Quidway> reload
- D. [Quidway]reload
Answer: A
NEW QUESTION # 21
802.11n Standard uses dual band (2.4GHz and 5GHz ), the theoretical transmission rate can reach up to 300Mbps, The actual test rate can reach arrive 100Mbps above.
- A. True
- B. False
Answer: B
NEW QUESTION # 22
exist 802.11 In the frame, which type of message is used by the terminal to receive data packets in the power-saving mode?
- A. PS-Poll
- B. CTS
- C. RTS
- D. ACK
Answer: B
NEW QUESTION # 23
CAPWAP What are the main contents of the agreement ()? (Select 3 Answers)
- A. AC right AP Perform management and business configuration delivery
- B. Defined Mac Layer and physical layer transmission rate
- C. STA Data encapsulation CAPWAP Tunnel forwarding
- D. AP right AC Automatic discovery and AP&AC State machine operation and maintenance
Answer: A,C,D
NEW QUESTION # 24
DSSS The modulation methods used are BPSK and QPSK .
- A. True
- B. False
Answer: A
NEW QUESTION # 25
For areas with roaming needs, adjacent AP Coverage remains 50% The above overlap to ensure that the terminal is AP Smooth switching between.
- A. True
- B. False
Answer: A
NEW QUESTION # 26
about WDS Which of the following statements is correct ()? (Select 2 Answers)
- A. Connect two independent LAN segments through a wireless bridge and provide data transmission between them
- B. WDS Used by default 2.4GHz Band as a bridge band
- C. Huawei indoor AP not support WDS Features
- D. Scalability is good, and there is no need to lay new wired connections and deploy more
Answer: A,D
NEW QUESTION # 27
For the polarization of electromagnetic waves, which of the following descriptions is correct is (). (Select 3 Answers)
- A. If the transmitting antenna is circularly polarized, the receiving antenna must also be circularly polarized, and the polarization direction of the two must be the same.
- B. The polarization of the antenna refers to the direction of the magnetic field strength formed when the antenna radiates
, The direction of the electric field changes according to a certain rule - C. The antenna radiates electromagnetic waves to the surrounding space
- D. If the electric field direction of the electric wave is perpendicular to the ground, we call it a vertically polarized wave
Answer: A,C,D
NEW QUESTION # 28
What are the general methods to solve co-channel interference (). (Select 3 Answers)
- A. Use omnidirectional antennas for coverage
- B. adjust AP Transmit power, adjust antenna feeder
- C. Reasonable frequency reuse to ensure that the same channel does not appear in the same or adjacent coverage areas
- D. Use obstacles for natural isolation
Answer: B,C,D
NEW QUESTION # 29
In huawei eSight The maximum number of layers supported by the location topology in the network management system is layer ().
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 30
The basic service set is 802.11 The basic components of a network are composed of a group of workstations that communicate with each other.
- A. True
- B. False
Answer: A
NEW QUESTION # 31
CAPWAP Which of the following standards organization proposed the agreement ()?
- A. ETSI
- B. FCC
- C. CCC
- D. IETF
Answer: D
NEW QUESTION # 32
802.11g What rates can be supported?
- A. 1,2,5.5,11&6,9,12,18,24,30,36,48,54 Mbps
- B. 6,9,12,18,24,30,36,48,54 Mbps
- C. 1,2,5.5,11&6,9,12,18,24,36,48,54 Mbps
- D. 6, 9, 12, 18, 24, 36, 48, 54 Mbps
Answer: C
NEW QUESTION # 33
The index used to describe the degree of antenna convergence of the transmit power is (
- A. Gain
). - B. power
- C. Broadband
- D. polarity
Answer: A
NEW QUESTION # 34
The following command can configure the port of the Huawei switch as hybrid model()?
- A. swichport hybrid
- B. port link-type hybrid
- C. hybrid enable
- D. port mode hybrid
Answer: B
NEW QUESTION # 35
802.11 In the frame, Frame Control In position Type What is the correct correspondence with the frame format ()?
- A. Type for 10 Time represents control frame
- B. Type for 00 Indicates reserved use
- C. Type for 00 Time represents management
- D. Type for 01 Time represents data frame
Answer: C
NEW QUESTION # 36
for AC+ thin AP The network architecture, the following description is wrong ().
- A. Must be achieved through the network management system AP And user management
- B. AP Zero configuration itself, suitable for large-scale networking
- C. able to pass AC Enhance business QoS, Security and other functions
- D. AP Can't work alone, need to be AC Centralized agent maintenance management
Answer: A
NEW QUESTION # 37
Which of the following options is 802.11g The maximum rate supported by the protocol ()?
- A. 11Mbps
- B. 22Mbps
- C. 108Mbps
- D. 54Mbps
Answer: D
NEW QUESTION # 38
802.11g What is the bandwidth of each channel of the frequency band ()?
- A. 20 MHz
- B. 22 MHz
- C. 50 MHz
- D. 25 MHz
Answer: A
NEW QUESTION # 39
Which of the following options is correct ()? (Select 3 Answers)
- A. BSSID Is actually AP of MAC Address, used to identify AP Managed BSS , In the same AP Inside BSSID and SSID One-to-one mapping.
- B. in a ESS Inside SSID Is the same, but for ESS Within each AP Corresponding BSSID Are not the same. If oneAP Can support multiple at the same time SSID , Then AP Will assign different BSSID To correspond to these SSID .
- C. SSID Technology can divide a wireless local area network into several sub-networks that require different authentication. Each sub-network requires independent authentication. Only users who pass the authentication can enter the corresponding sub-network to prevent unauthorized users from entering This network.
- D. Users can be in different SSID Roaming is realized below.
Answer: A,B,C
NEW QUESTION # 40
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The Huawei H12-311_V3.0 exam is a comprehensive test that requires candidates to demonstrate a deep understanding of WLAN technologies and best practices. The exam consists of multiple-choice questions and practical exercises that test the candidate's ability to apply their knowledge to real-world scenarios. The exam is designed to be challenging, but it is also fair and objective, ensuring that only those who have a strong understanding of WLAN technologies are able to pass.
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