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Data Representation in a Computer

Data Signals

To describe various types of signals

It is the voltage level in a circuit which represents the flow of data Signals can either be analog or digital in nature 

ANALOG SIGNAL 

It is a signal made up of a continuous varying waveform It rises to +1 and falls to -1 in a continuous manner 

DIGITAL SIGNAL 

It is made up of a non-continuous discrete signal