What type of line coding is used by most digital communications systems?
Answer(s): C
To maintain synchronization between a sender and a receiver, digital data transmission relies on:
Answer(s): D
A multiplexer is considered what type of communications equipment?
Answer(s): A
A data transmission is using a multiplexer. The multiplexer assigns each channel to one or more time slots based on the channel's requirements. What multiplexing method is being used?
In a call center, what is calling number ID (CLID) used for?
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