Multiple choice

Which of the following substitutes does a long zero level pulses with a combination of others levels to provide synchronization?

  1. Alternate mark inversion

  2. Scrambling

  3. Unipolar scheme

  4. Polar scheme

  5. Complexity

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It substitutes long zero level pulses with a combination of other levels to provide synchronization.