What is a Modem and what is its function in communication?

Answer 1

First modem is the one device that connect the telephone with compute. But Now the days modem is used direct in the laptop and we are use the internet with help of the modem. Modem is provide us lot of facilities to use the new any were and very helpful for us. So this is a some important point of the modem..

these few words are written by SSS

Answer 2

The term modem comes from theportmanteauof the words "modulation" and "demodulation." A modem is responsible for converting outgoing digital information into an analog signal suitable for transfer over an analog connection (telephone lines, DSL, cable networks, etc), and converting incoming analog information back into digital information for the computer or network to use. In terms of network topology, the modem is an OSI layer 1 device, and provides the physical signal carrier between two computers.

Answer 3

a modem is used to forward 'packets' across the network to and from your computer.

packet = data.

modem is an modulator/demodulator.

Answer 4

The role of a modem is to connect a computer to the telephone line. Usually this is used to connect to the Internet.