Question: The data and signals representing that data can be either analog or digital. To transmit data digitally, it first needs to be converted to digital

The data and signals representing that data can be either analog or digital. To transmit data digitally, it first needs to be converted to digital form. 


The process for converting digital data into a digital signal is called "line-coding." For all communications, line-coding is necessary. 


(a) Categorize the basic line-coding techniques.?


(b) Explain the differences between Unipolar, Polar, and Bipolar line-coding schemes using graphs.?

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