A service that uses existing phone lines to provide high-speed connections is called ________.
A)WWAN
B)3G/4G
C)voiceband
D)DSL

Question

Quizplus · Accepted Answer

DSL (Digital Subscriber Line) is a service that uses existing phone lines to provide high-speed internet connections. WWAN (Wireless Wide Area Network) and 3G/4G are wireless technologies that use cellular networks for internet connectivity. Voiceband refers to the frequency range used for transmitting analog voice signals over telephone lines, and is not directly related to internet connectivity.

A Service That Uses Existing Phone Lines to Provide High-Speed