In general, older networks and local loops designed to transmit voice data are likely to be ________.
A)international
B)level 2
C)numeric
D)digital
E)analog

Question

Quizplus · Accepted Answer

Older networks and local loops designed for voice data transmission were predominantly based on analog technology. These networks were not able to support the high data rates required for digital communication, and hence were gradually replaced by digital networks.

In General, Older Networks and Local Loops Designed to Transmit