Multiple choice

Which of the following channels in user interface is used to ensure the transmission of user data such as digitised voice and computer data or both at rates lower than 64 Kbps?

  1. B channel

  2. D channel

  3. H channel

  4. Modem

  5. Terminal adapter

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

This channel in user interface is used to ensure the transmission of user data such as digitised voice and computer data or both at rates lower than 64 Kbps.