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What is a data communication switch that enables many computer terminals to share a single
modem and a line called?
Bypass switch
Fallback switch
Crossover switch
Matrix switch
Solution
a. Bypass switch
Data communications switches are useful for routing data, online monitoring, fault diagnosis,
and digital/analog testing. A switch is a mechanical, electromechanical, or electronic device for
making, breaking, or changing the connection in or among circuits. It is used to transfer a
connection from one circuit to another.

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