单项选择题
Which encryption type does WPA2 use?（）
A.AES-CCMP
B.PPK via IV
C.PSK
D.TKIP/MIC
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相关考题
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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. -
多项选择题
Whichtwodevicescaninterferewiththeoperationofawirelessnetworkbecausetheyoperateonsimilarfrequencies?(Choosetwo.)（）
A.copier
B.microwave oven
C.toaster
D.cordless phone
E.IP phone
F.AM radio
