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Huawei HCIP-WLAN CEWA(Huawei Certified ICT Professional-Wireless Local Area Network-Constructing Enterprise WLAN Architecture) Sample Questions:

1. Which of the following packets does an AP working in monitor mode use to determine device types?

A) 802.11 MAC
B) CAPWAP
C) DHCP
D) ARP

2. Which of the following statements about the first Fresnel zone is FALSE?

A) The first Fresnel zone makes RF signals diffract or bend even through it is blocked.
B) Under any circumstances, the proportion of the area blocked by obstacles in the first Fresnel zone cannot exceed 60%.
C) The first Fresnel zone affects RF communication integrity even though it is partially blocked.
D) Signal diffraction reduces RF energy received by antennas or even interrupts the communication link.

3. In some regions, radar systems work in the 5 GHz frequency band, which interfere with radio signals of APs working in the 5 GHz frequency band. The DFS function enables APs to detect interference on their current working channels. However, the engineers need to manually switch the APs to other channels.

A) FALSE
B) TRUE

4. Which of the following statements about power adjustment is FALSE?

A) During dynamic power adjustment, it is necessary to select an optimal power to balance the signal coverage with system capacity.
B) An AP's transmit power determines its radio coverage area. APs with higher power have larger coverage areas.
C) A traditional method to control the radio power is to set the transmit power to the maximum value to maximize the radio coverage area. However, a high transmit power may cause interference to other wireless devices.
D) The global radio calibration algorithm includes the Dynamic Channel Allocation (DCA) algorithm and Transmit Power Control (TPC) algorithm.

5. If time is specified as an authorization element, what is the purpose of configuring time in authentication and authorization rules?

A) To specify the point of time before which the user must disconnect from the network.
B) To specify the time period in which user access is allowed.
C) To limit the total duration for the user connection.
D) To specify the point of time at which user access is allowed.

Solutions: