Dial-up internet used which existing technology?
ATelemetry
BTelephone
CTelevision
DTelegraphy
Answer & Solution
Correct answer: B. Telephone
1. Users would dial up a specific provider.
2. The line already ran into most homes.
3. That was telephone technology.
_Source: OpenStax, Workplace Software and Skills, Ch 1 'Technology in Everyday Life and Business'_
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