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NCTI Fiber Testing & Maintenance Certification Exam With Correct Solutions.
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---9maart 20262025/2026A+
- 1.	In an HFC (Hybrid Fiber-Coax) network, what is the primary function of the Optical Node? 
•	Correct Answer The node converts downstream optical signals from the headend into RF electrical signals for the coaxial network, and converts upstream RF signals into optical signals for return. 
2.	When using an OTDR, what setting must be manually entered to ensure the device calculates the physical distance to a break accurately based on the speed of light in that specific glass? 
•	Correct Answe...
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