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                                    What is MODEM ? Also Explain it's type and speed | 
                            
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Answer»  Answer: A modem (portmanteau of modulator-demodulator) is a hardware device that converts data between transmission MEDIA so that it can be transmitted from computer to computer (historically over telephone wires). Modems can be USED with any means of transmitting ANALOG signals from light-emitting diodes to radio.  | 
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