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NCTI Exam Prep – Graded A+ Questions & Answers 2025/2026

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Your ultimate study tool to pass the NCTI Field Technician certification exams (I-IV) with confidence! This high-yield guide includes 300+ verified exam questions and answers, covering cable systems, fiber optics, troubleshooting, and industry standards for Conventional and Fiber tracks. What’s Included? 1. Core Exam Topics (300+ Q&A) Cable Network Fundamentals HFC architecture, RF signal levels (dBmV), node splits DOCSIS 3.1/4.0, upstream/downstream channels Fiber Optics (FTTH) Splicing, OTDR readings, light loss budgets GPON vs. Active Ethernet Troubleshooting Ingress, packet loss, SNR issues Modem/Router diagnostics (ping, IP config) Safety & Compliance OSHA standards, ladder safety, PPE NESC electrical clearance rules Customer Service & Soft Skills Handling outages, explaining tech issues to customers 2. Detailed Explanations Why answers are correct/incorrect Real-world scenarios (e.g., "Pixelation? Check SNR first!") 3. Quick-Reference Tools Cheat Sheets: Ideal RF levels (modems, amplifiers) Fiber connector types (SC/APC, LC/UPC) Troubleshooting Flowcharts 4. Test-Taking Strategies How to approach NCTI’s tricky scenario questions Time management tips Why Choose This Guide? 100% NCTI-Aligned: Matches Field Tech I-IV exam content Graded A+: Used by top-performing technicians Career Booster: Prepares you for promotions/raises Perfect For: New hires at Comcast, Spectrum, Cox Career changers entering telecom Experienced techs certifying for Fiber/Advanced roles Dominate your NCTI exam—start troubleshooting like a pro!

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NCTI EXAM QUESTIONS AND
ANSWERS GRADED A+

Which of the following devices were used to capture TV signals in the early days of television?
A) Microwave Antenna.
B) Antenna placed on the roof.
C) Satellite Dish.
D) Dowser Rod. - Answer B) Antenna placed on the roof.


Why did cable companies implement microwave technology?
A) Because the equipment was inexpensive.
B) Largely because the microwave signal was not amplified to reach the cable system.
C) To obtain a better signal quality than antenna-delivered signal could offer.
D) To fill vacant channel spaces with distant stations. - Answer D) To fill vacant channel spaces
with distant stations.


Basic, Premium, and digital video channel groups are examples of?
A) Satellite services.
B) Tiers.
C) Over-the-Air channels.
D) Specialty programming. - Answer B) Tiers.

An example of possible product options available to customers in the future could be?
A) Separating basic and expanded service tiers.
B) Access to video-on-demand and pay-per-view programming.
C) High Definition services.
D) Access to a particular sports game where the customer only pays for the viewing of that
game. - Answer D) Access to a particular sports game where the customer only pays for the
viewing of that game.


Which of the following determine public right-of-ways and the purposes for which they can be
used?

,A) Cable companies.
B) City or County government.
C) Utility companies.
D) The federal government. - Answer B) City or County government.

,Which act ruled that cities could not regulate basic fees unless the city received fewer than three
over-the-air channels?
A) The Cable Communications Policy Act of 1984.
B) The Telecommunications Act of 1996.
C) The Public Safety Act of 2005.
D) The Cable Communications Policy Act of 1992. - Answer A) The Cable
Communications Policy Act of 1984.


Which act adopted customer service standards for the industry and required cable companies to
document compliance?
A) The Public Safety Act of 2005.
B) The Telecommunications Act of 1996.
C) The Cable Communications Policy Act of 1984.
D) The Cable Communications Policy Act of 1992. - Answer D) The Cable
Communications Policy Act of 1992.


Which act ceased all full-power analog broadcasting by 2009 and low power analog broadcasting
by 2012?
A) The Cable Communications Policy Act of 1984.
B) The Public Safety Act of 2005.
C) The Telecommunications Act of 1996.
D) The Cable Communications Policy Act of 1992. - Answer B) The Public Safety Act of 2005.


Which rule requires cable operators to black out a network show from a distant station if the local
affiliate plans to broadcast the same program?
A) Syndicated exclusivity rules.
B) Must-carry/retransmission rules.
C) Proof of Performance rules.
D) The "Black out" act. - Answer A) Syndicated exclusivity rules.


Which rule requires a cable company to either carry all local broadcast channels or pay a fee for
carrying specific broadcast channels?
A) Must-carry/retransmission rules.
B) Proof of Performance Rules.

, C) The CLI Act.
D) Syndicated exclusivity rules. - Answer A) Must-carry/retransmission rules.


Which of the following is the primary video service offered by a cable system?
A) Premium service.
B) Premium commercial-free services.
C) Expanded service.
D) Basic service. - Answer D) Basic service.


Which of the following is referred to as a "movie" channel or "pay" channel?
A) Premium service.
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