Question
Issues for data interfacing in physical layer?
Answers
- Raw data is to be converted into binary form 0 and 1 to be sent to the next layer.
- Different voltages are required for representing 0(0 to1.5 volts) and 1(3 to 5 volts).
- How many nano seconds a bit should last.
- How transmission may proceed from physical layer to data link layer or from communication channel to physical layer .
- How many pins network connectors may use for serial communication.   Your Comment




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