RS-232 is a standard that applies to? A. Parallel port B. Serial port C. Game port D. All of the above E. None of the above

The correct answer is: B. Serial port

RS-232 is a standard that defines the electrical characteristics and mechanical interface of serial communication between devices. It is a serial communication protocol, which means that data is transmitted one bit at a time. RS-232 is often used for connecting computers to peripheral devices, such as printers, modems, and scanners.

A parallel

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