In WLAN site survey, which of the following statements is correct regarding the need to confirm the AP installation location and related equipment installation in coverage scenarios? (Multiple choice)

• A.Indoors, you need to confirm the installation location of the AP and the indoor antenna, and the AP installation method, such as wall-mounted, ceiling-mounted, or placed in the ceiling.
• B.If the weak current well is too far from the AP installation location, the switch cannot be installed.
• C.Outdoors, you need to confirm the installation location of the AP and outdoor antenna, and whether a pole is needed.
• D.Confirm the location of the data center, which is the general gathering point where AC, network management and various servers are usually placed.

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Which two tools are needed to measure the attenuation value of obstacles? (Multiple choice)

• A.Signal scanning laptop
• B.Surveying tools: tape measure, distance meter
• C.Signal source fat AP
• D.Observation and recording telescopes and cameras

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Why is automated fault detection an important feature in WLAN O&M?

• A.It helps predict network growth and future demands
• B.It reduces the number of APs required
• C.It allows for faster troubleshooting and less manual intervention
• D.It provides detailed reports on network traffic

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In WLAN networks, different Wi-Fi protocol standards have different corresponding parameters such as frequency bands, encoding methods, number of spatial streams, channel bandwidth and theoretical rate.
Which of the following Wi-Fi standards support both 2.4GHz and 5GHz bands? (Multiple choice)

• A.802.11ax
• B.802.11n
• C.802.11ac
• D.802.11g

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PMK fast roaming is mainly aimed at scenarios using WPA/WPA2-802.1XWPA3-802.1X security policies. Through the paired master key PMK (Pairwise Master Key) caching technology, the
802.1X authentication process is omitted, and only key negotiation is required, with low latency.

• A.True
• B.False

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