-
The name “modem” is derived from
-
- modern demarcation
- modulator demand
- modern demodulator
- modulator-demodulator
Correct Option: D
A modem (modulator-demodulator) is a device that modulates an analog carrier signal to encode digital information, and also demodulates such a carrier signal to decode the transmitted information. The goal is to produce a signal that can be transmitted easily and decoded to reproduce the original digital data.