In(66)the strength of the carrier signal is varied to represent binary 1 or 0.(67)is a system that can map a name to an address

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问题 In(66)the strength of the carrier signal is varied to represent binary 1 or 0.(67)is a system that can map a name to an address and conversely an address to an name.(68)is a three -way handshaking authentication protocol that it’s packets are encapsulated in the point - to -point protocol.(69)is an approach that enables an ATM Switch to behave like a LAN switch.(70)is an guided media which is made of glass or plastic and transmits signals in the form of light.

选项 A、VLAN
B、LANE
C、VPN
D、IPOA

答案B

解析解释同上，此处只有B选项意思最符合题意。

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本试题收录于：系统分析师上午综合知识考试题库软考高级分类