CWAP-403 無料問題集「CWNP Certified Wireless Analysis Professional」

（A）CTS

（B）RTS

（C）Ack

（D）Block Ack

（A）QoS Data frames include a DSCP control field

（B）QoS Data frames include a QoS information element

（C）QoS Data frames include a QoS control field

（D）QoS Data frames include an 802.1Q VLAN tag

（A）Is the ZigBee system causing an increase in WLAN retries?

（B）Is the ZigBee system using more the 50% of the available airtime?

（C）Do the ZigBee channels used by the lightning system overlap with the WLAN channels?

（D）Is the WLAN corrupting ZigBee system messages?

（A）Identify probable causes

（B）Identify capture locations

（C）Perform an initial WLAN scan and see if any obvious issues stand out

（D）Define the problem

（A）Channel number

（B）PPDU length

（C）MCS index

（D）Number of Spatial Streams

（A）How long a STA performing active scanning will listen for Probe Responses before changing channels

（B）How often a STA will go off channel to look for other BSSs

（C）How long a STA waits for an Ack before retransmitting the frame

（D）How often a STA in power save mode wakes up to listen to Beacon frames