The ____ encoding scheme has a voltage change at the beginning of a 1 and no voltage change at the beginning of a 0.
A) nonreturn to zero inverted (NRZI)
B) nonreturn to zero-level (NRZ-L)
C) Manchester
D) Differential Manchester

Question

Quizplus · Accepted Answer

Nonreturn to Zero Inverted (NRZI) encoding changes the signal's voltage at the beginning of a 1 bit but does not change it at the beginning of a 0 bit, making it distinct from other encoding schemes mentioned.

The ____ Encoding Scheme Has a Voltage Change at the Beginning