Question

which device enables computers to send data down a telephone line​

Answer 1

Answer:

ISDN and DSL Modems

A DSL modem sends digital data and information from a computer to a DSL line and receives digital data and information from a DSL line. ISDN and DSL modems usually are external devices, in which one end connects to the telephone line and the other end connects to a port on the system unit.

Explanation:

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Answer 2

Answer:

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