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Which is wrong among the following descriptions of basic features of the physical layer

中国大学MOOC答案 数据帝 2024-04-09 扫描二维码

A、Bottom layer of the OSI reference model
B、Establishing, managing and releasing physical connections between communicating hosts
C、Realizing transparent transmission of the bit stream
D、Data transmission unit is a byte
喵查答案:Data transmission unit is a byte

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