Guaranteed Success in H3CSE WLAN Certification GB0-342-ENU Exam Dumps
H3C GB0-342-ENU Daily Practice Exam New 2023 Updated 340 Questions
NEW QUESTION # 65
Yagi antennas for 802.11 are usually shown in the figure below, and are mainly used for receiving antennas in tunnels and outdoors.
- A.
- B.
- C.
- D.
Answer: C
NEW QUESTION # 66
How much is the traditional sub-carrier reduced in 802.11AX mode (single-choice/multiple-choice question)
- A. 1/3
- B. 1/6
- C. 1/2
- D. 1/4
Answer: D
NEW QUESTION # 67
Which of the following are relevant certification trainings on WLAN
- A. H3CSE-WLAN
- B. H3CPM
- C. H3CSE-RS
- D. H3CIE-WLAN
Answer: A,D
NEW QUESTION # 68
The following are not the shortcomings of FAT AP.
- A. No wireless controller required, can work independently
- B. Each FAT AP only supports individual configuration, and building a large network requires a huge amount of AP configuration workload
- C. The software of the FAT AP is stored on the AP. When upgrading the software, it needs to be upgraded one by one, and the maintenance workload is heavy.
- D. The configuration of the Fat AP is stored on the AP, the loss of the AP device can cause the leakage of the system configuration
Answer: A
NEW QUESTION # 69
The WX3024 is divided into two control modules, which are the wireless control module and the switching module. The wireless control module and the switching module are connected through internal interfaces. The internal interface of the wireless control module is _____, and the internal interface of the switching module is _______
- A. GigabitEhternet1/0/2; GigabitEhternet1/0/29
- B. GigabitEhternet1/0/2; GigabitEhternet1/0/24
- C. GigabitEhternet1/0/1; GigabitEhternet1/0/29
- D. GigabitEhternet1/0/1; GigabitEhternet1/0/24
Answer: C
NEW QUESTION # 70
If the AP transmit power is 100mw, then the corresponding dbm value is _____
- A. 20dBm
- B. 10dBm
- C. 14dBm
- D. 17dBm
Answer: A
NEW QUESTION # 71
In H3C's intelligent management center (MC), what is the component used to realize wireless service management?
- A. EAD
- B. WSM
- C. NTA
- D. U AM
Answer: B
NEW QUESTION # 72
Regarding the description of the data forwarding principle between H3C wireless controller and AP, which of the following are correct?
- A. The IPinIP tunnel established between the wireless switch and the AP uses a TCP connection
- B. Any data packet of the wireless client STA will be handed over to the wireless switch by the AP through the IP in IP tunnel, and will be forwarded uniformly by the wireless switch
- C. Establish IPinIP tunnels between the wireless switch and AP, the wireless switch regards these tunnels as virtual ports
- D. After the wireless switch receives the user's data from the IPinIP tunnel, it first de-encapsulates the tunnel, and then performs data exchange. If the outgoing interface is a tunnel, it adds tunnel encapsulation to the data packet again until the exchange reaches the farthest end.
Answer: B,C,D
NEW QUESTION # 73
On the H3C wireless controller, wireless users connected to the same SSID can be assigned to different VLANs. The specific methods are ______
- A. Specify different VLAN attributes when adding the same service template (ie SSID) under different APs
- B. After passing the authentication, Radius dynamically delivers the client VLAN attributes
- C. Statically bind the wireless client MAC address and VLAN to the wireless controller
Answer: A,B,C
NEW QUESTION # 74
In the WPA security mode of 802.11i, the 802.1x method is different from the PSK (Pre-Shared Key) method in terms of security encryption.
- A. The certificate method is used to ensure the uniqueness and dynamism of the generated key
- B. Whether the user's identity is legal can be determined through the username, password and certificate
- C. Encryption algorithm can be used in two ways, TKIP and CCMP
- D. The master key used to encrypt the data is generated by the interactive negotiation between the STA and the Radius
Answer: A,B,D
NEW QUESTION # 75
Enable the wireless user speed limit function on the SSID "H3C" of the Fat AP, the configuration is as shown in the figure.
Based on the above configuration, which of the following statements are correct?
- A. If the number of users currently connected to this Fat AP is 10, the bandwidth per user cannot exceed 20000/10=2000Kbps.
- B. If the number of users currently connected to this Fat AP is 10, and 5 of them have no traffic, the bandwidth per user cannot exceed 20000/5=4000Kbps.
- C. The wireless user speed limit function of Fat AP is divided into static speed limit and dynamic speed limit. The above configuration realizes dynamic speed limit.
- D. If the number of users currently connected to this Fat AP is 10, the maximum bandwidth per user cannot exceed 20000Kbps.
Answer: A,B,C
NEW QUESTION # 76
For educational IoT scenarios, the following description is wrong.
- A. The educational Internet of Things mainly collects student health data through smart bracelets and reports it to the server through the T300 module.
- B. Education IoT Fangdongzhong AP can provide both wireless access and link channel for smart bracelet health data.
- C. The T300 module requires local functions and cannot be powered by the AP.
- D. Education IoT application layer data display is presented through the Oasis cloud management platform.
Answer: C
NEW QUESTION # 77
Regarding the matters needing attention in the process of wireless network survey and design, the following statement is correct
- A. When configuring the frequency points in the outdoor AP coverage area, in order to achieve the effective coverage of the AP and avoid mutual interference between channels, the cellular coverage principle of the mobile communication system should be followed in the channel allocation.
- B. In WLAN engineering, it is necessary to understand the materials of buildings and surrounding materials through on-site surveys, and to estimate their influence on wireless signals, so as to determine the safe installation location of WLAN equipment.
- C. When configuring the AP frequency point, firstly, the frequency detection should be carried out on the site of the target area, and the channel that has been used by the AP in the coverage area should be avoided as much as possible.
- D. When measuring the penetration loss of the AP signal by obstacles such as walls, the incident angle of the AP signal needs to be considered.
Answer: A,B,C,D
NEW QUESTION # 78
Which of the following technologies are the key technologies and improvements introduced by 802.11ac
- A. Supports both 2.4G and 5G
- B. 80MHz and 160MHz channel bonding
- C. MU-MIMO technology
- D. 256-QAM modulation
Answer: A,B,C,D
NEW QUESTION # 79
Which of the following is wrong in the description of the wireless spectrum navigation function
- A. The spectrum navigation function is implemented based on a single AP. Only dual-frequency APs support this function, and single-frequency APs do not support navigation.
- B. The spectrum navigation function is to achieve a balanced distribution of wireless terminals on 2.4G and 5G.
- C. For dual-band APs, spectrum navigation will give the terminal more opportunities to access the 2.4G frequency band.
- D. If the client RSSI received by the 5GHz radio is lower than the set threshold, the client will not be navigated.
Answer: C
NEW QUESTION # 80
The point-to-point communication between different STA clients under the same FIT AP is correct.
- A. In the local forwarding mode, the STA communicates directly through the 802.11 protocol without going through the AP
- B. In the local forwarding mode, the STA service data will not be sent to the AC
- C. In the centralized forwarding mode, the data packets between STAs will also be sent to the AC through the tunnel. After being addressed by the AC, they will be encapsulated and sent back to the AP.
- D. All data service packets between STAs need to pass through the AP, but do not need to be forwarded by the AC
Answer: B,C
NEW QUESTION # 81
The following description is correct is multiple choice
- A. SSID (Service Set Identifier)
- B. ESS (Extended Service Set)
- C. BSSID (Basic Service Set Identifier)
- D. BSS (Basic Service Set)
Answer: A,B,C,D
NEW QUESTION # 82
When FATAP does not obtain an address through DHCP, the default address is ?
- A. 192.168.0.50
- B. 192.168.0.1
- C. 192.168.100.1
- D. 192.168.0.100
Answer: A
NEW QUESTION # 83
Key metrics for combiners include:
- A. Insertion Loss
- B. Channel isolation
- C. In-band fluctuation
- D. frequency
Answer: A,B,C,D
NEW QUESTION # 84
The following are commonly used hardware tools for wireless network surveys are ______
- A. Digital Camera
- B. Enterprise class wireless card
- C. wire shark
- D. Terminal equipment used by customers in actual business, such as PDA, WIFI phone, etc.
- E. AP
- F. All kinds of booster antennas, tapes, straps, etc.
Answer: A,B,D,E,F
NEW QUESTION # 85
The FAT AP can use the black and white list function to implement user access control. If a client MAC address is on both the black list and the white list, then:
- A. This client cannot be successfully connected, because when the actual user accesses, its MAC address will be filtered by the blacklist first.
- B. This client can successfully access because only the MAC address on the whitelist is a valid MAC
- C. This client can successfully access because only the MAC addresses on the blacklist are valid MAC addresses
- D. This client cannot be successfully connected, because when the actual user accesses, its MAC address will be filtered by the whitelist first, and then filtered by the blacklist.
Answer: D
NEW QUESTION # 86
What are the characteristics of wireless network scenarios in hospital wards? ( )
- A. High requirements for signal strength and coverage
- B. High roaming requirements
- C. low user density
- D. There is a hidden danger of mutual interference between different signal systems
Answer: A,B,C,D
NEW QUESTION # 87
The above wireless protocols that can work in the 5.8GHz band are (multiple choice)
- A. 802.11n
- B. 802.11ax
- C. 802.11ac
- D. 802.11a
Answer: A,B,C,D
NEW QUESTION # 88
The following 802.11 PHY layer protocols using OFDM modulation technology are
- A. 802.11g
- B. 802.11e
- C. 802.11a
- D. 802.11b
Answer: A,C
NEW QUESTION # 89
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The H3C GB0-342-ENU (H3CSE-WLAN) Certification Exam is a professional-level certification exam designed for individuals who want to demonstrate their knowledge and expertise in designing, deploying, and managing H3C wireless LAN solutions. This certification exam is an excellent choice for network engineers, network administrators, and system integrators who work with H3C WLAN solutions.
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