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Question

AT&T designed its first commercial modem, specifically for converting digital computer data to analog signals for transmission across its long distance network. What is the name of the modem?

A
Telex
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B
Memex
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C
CompuServe
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D
Bell 103 dataset
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E
Dataphone
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Solution

The correct option is E Dataphone
In 1960's AT&T introduced its Dataphone, the first commercial modem. The first commercial modem made for converting digital computer data at analog signals for transmission across long distance networks.

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