Standard telephone lines use coaxial cables.
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Fiber-optic cable transmits data as pulses of light through tiny tubes of glass.
A. 对
B. 错
Modulation is the name of the process of converting from digital to analog.
A. 对
B. 错
TCP/IP protocol involves identifying, sending, and receiving devices and breaking information into small parts for transmission across the Internet.
A. 对
B. 错
A prototype is a set of communication rules for the exchange of information.
A. 对
B. 错