Which of the following is a digital transmission system that defines circuits that operate at different rates, all of which are multiples of the basic 64 Kbps used to transport a single voice call?
A) Digital subscriber line
B) Asynchronous transfer mode
C) Synchronous optical network
D) T-carrier system
E) ISDN

Question

Quizplus · Accepted Answer

The T-carrier system defines circuits that operate at different rates, all of which are multiples of the basic 64 Kbps used to transport a single voice call. The other options (A, B, C, and E) are not specifically designed for this purpose.

Which of the Following Is a Digital Transmission System That