What system uses light frequency signals and is gaining popularity in industry use?
A) Fiber optics
B) Pneumatic signals
C) Compression signals
D) Hydraulic signals

Question

Quizplus · Accepted Answer

A) Correct. Fiber optics, a system that uses light frequency signals in either analog or digital mode, have gained popularity in industry use.
B) Incorrect. Fiber optics, a system that uses light frequency signals in either analog or digital mode, have gained popularity in industry use.
C) Incorrect. Fiber optics, a system that uses light frequency signals in either analog or digital mode, have gained popularity in industry use.
D) Incorrect. Fiber optics, a system that uses light frequency signals in either analog or digital mode, have gained popularity in industry use.

What System Uses Light Frequency Signals and Is Gaining Popularity