Modem - definition

Modem stands for Modulator and Demodulator. It is a device that helps to connect a computer to a network using a phone line or router or switch. In simple words, a modem is used to send or receive data. A modem converts analog data into digital form when receiving and do the vice versa when sending.

There are three (3) types of modems: a) Cable b) Digital Subscriber Line (DSL) c) Dial-up.

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