单项选择题
Which wireless LAN design ensures that a mobile wireless client will not lose connectivity when moving from one access point to another?（）
A.using adapters and access points manufactured by the same company
B.overlapping the wireless cell coverage by at least 10%
C.configuring all access points to use the same channel
D.utilizing MAC address filtering to allow the client MAC address to authenticate with the surrounding APs
相关考题
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单项选择题
WhichencryptiontypedoesWPA2use?（）
A.AES-CCMP
B.PPK via IV
C.PSK
D.TKIP/MIC -
多项选择题
WhicharevalidmodesforaswitchportusedasaVLANtrunk?(Choosethree.)（）
A.transparent
B.auto
C.on
D.desirable
E.blocking
F.forwarding -
单项选择题
Whichstatementistrueaboutfull-duplexEthernetincomparisontohalf-duplexEthernet?（）
A.Full-duplex Ethernet consists of a shared cable segment. Half-duplex Ethernet provides a point-to-point link.
B.Full-duplex Ethernet uses a loopback circuit to detect collisions. Half-duplex Ethernet uses a jam signal.
C.Full-duplex Ethernet can provide higher throughput than can half-duplex Ethernet of the same bandwidth.
D.Full-duplex Ethernet uses two wires to send and receive. Half-duplex Ethernet uses one wire to send and receive.
