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ADSL has _____ information channels.

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+1 vote
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in Digital Communications by (828k points)
ADSL has _____ information channels.

(a) One

(b) Three

(c) Four

(d) None of the mentioned

I got this question during an internship interview.

Asked question is from Signals in chapter Signals and Spectra of Digital Communications

1 Answer

+1 vote
by (1.2m points)
The correct choice is (b) Three

To elaborate: Asymmetric digital subscriber line has three information channels – a high speed downstream channel, ISDN channel and medium speed duplex channel.

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