Question: In the section 'IEEE 802 Reference Model' we see both OSI model and IEEE 802 reference model share the same definition of physical layer. Describe

In the section 'IEEE 802 Reference Model' we see both OSI model and IEEE 802 reference model share the same definition of physical layer. Describe these three main functions of this layer.

Encoding/decoding of signals

Preamble generation/removal (for synchronization)

Bit transmission/reception

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