____ are dedicated digital circuits that are the most commonly used form of dedicated circuit services in North America today.
a. Wideband analog services
b. SMDS
c. ATM
d. T-carrier services
e. ISDN
Answer: D
____ are dedicated digital circuits that are the most commonly used form of dedicated circuit services in North America today.
a. Wideband analog services
b. SMDS
c. ATM
d. T-carrier services
e. ISDN
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.