What is a Modem? Explain different functions of a Modem.
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The word "modem" is derived from the term "modulator-demodulator." The essential functions of a modem are to modulate an analog carrier signal to carry digital information; and to demodulate a similar s
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Modulator-demodulator. Electronicdevice that allows computers to communicate over telephone wires or cable-TV cable. One computer's modem converts its digital signals (which cannot be sent efficiently over phone lines) into analog signals (which can be). The other computer's modem reconverts the analog signals (that the computer cannot understand) into digital signals (that it can)
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