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In linguistics, code-switching occurs when a speaker alternates between two or more languages, or language varieties, in the context of a single conversation.peakers form and establish a pidgin language when two or more speakers who do not speak a common language form an intermediate, third language. On the other hand, speakers practice code-switching when they are each fluent in both languages.
The History of the Switch. Switches began being used in telecommunications in the mid 1920âs. Before then, a caller would call the operator, she would get the necessary information, then hang up with the caller. The operator would continue to establish the call to the desired destination, then call the caller back to connect the call.