Question

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Networking device(s) used to connect multiple network hosts and exchange data within a local area network:
[a] Router [a] Switch [a] Hub
[a] Modem [a] Repeater

Answer 1

Ответ:

A modulator-demodulator, or simply modem, is a computer hardware device that converts data from a digital format into a format suitable for an analog such as telephone or radio.