Which of the following cable types can transmit data farthest?

Study for the NCTI Field Tech IV Exam with comprehensive questions and insights. Enhance your skills with detailed multiple-choice quizzes, complete with explanations and hints. Prepare effectively for your certification and advance your career now!

Fiber optic cables are the optimal choice for transmitting data the farthest distances compared to other cable types listed. This advantage comes from the use of light pulses to transmit information, which allows fiber optic cables to cover longer spans without experiencing significant signal degradation or loss.

The materials and technology involved in fiber optics enable them to achieve much greater bandwidth capacity and minimize attenuation, making them ideal for long-distance telecommunications. They can send data across several kilometers without needing repeaters, facilitating high-speed communications over large distances.

Copper coaxial and twisted pair cables, while effective for shorter range transmissions mainly in local area networks, are limited in the distance they can successfully transmit data before either needing boosting or experiencing loss. Multi-mode fiber, although it has improved distance capabilities over conventional copper cables, is still constrained compared to single-mode fiber used in long-distance applications. Consequently, fiber optic cables are the leading choice for long-range data transmission.

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