Digital Electronics/Digital Signal Processing/Digital Data

Digital Data
Digital data is represented by a binary number stored as a series of bits. In digital systems a bit can only has either the value 0 or 1.

A bit can only have either value 0 or 1 which is equivalent to
 * Swith On is 1 . Swith Off is 0
 * High is 1 . Low is 0'''
 * Positive is 1 . Negative is 0