_____ lines, the most expensive type of digital line, are used primarily by large companies, phone companies, and service providers.
A) T-3
B) T-1
C) T-2
D) T-0

Question

Quizplus · Accepted Answer

T-3 lines are the most expensive type of digital line and are used primarily by large companies, phone companies, and service providers. T-1 and T-2 lines are also digital lines but are not as expensive as T-3 lines. T-0 is not a valid term for a digital line.

_____ Lines, the Most Expensive Type of Digital Line, Are