Field tech 6 - Study guides, Class notes & Summaries

Field Tech II - III Conventional – NCTI Questions and Answers 2023 What is one reason why broadband cable operators install fiber-optic cable in stages instead of changing the infrastructure all at once? Changing the infrastructure all at once would cause too many service disruptions. What is the difference between the fiber-to-the-node (FTTN) and fiber-to-the-curb (FTTC) topologies? An FTTC is allowed a smaller number of RF amplifiers between the optical fiber and the customer premi...

NCTI Progression Field Tech 5-6 FINAL EXAM: Certified Exam Study *Q&A* (100% Correct) 2024/2025/2026 |VERIFIED| Explain the process of adaptive modulation in communication systems and its impact on system efficiency and reliability. Adaptive modulation dynamically adjusts the modulation scheme based on the signal quality, improving system efficiency under good conditions and maintaining reliability in poor signal environments. How does orthogonal frequency-division m...