A) Amplifier
B) Satellite
C) Coaxial cable
D) Modem
E) Fiber Optic
Correct Answer: D
Solution :
[d] A modem (modulator modulator) is a device modulates signals to encode digital information and modulates signals to encode the transmitted information. It turns the digital data of computer Into modulated electrical signal for transmission over telephone lines and modulated by another modern at the receiver side to recover the digital data.
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