Spectrum Field Technician 1 Test Exam With 100% Correct Answers 2025/2026

Spectrum Field Technician 1 Test Exam With 100% Correct Answers 2025/2026 Decibel (dB) - answer-Relative # of signal gain or loss through a device or cable. Decibel millivolt (dBmV) - answer-Absolute # of signal strength. Foreign voltage detector (FVD) - answer-Detects unwanted voltage on cables/strands; test on plastics too. Data Over Cable Service Interface Specification (DOCSIS) - answer-The international standard for adding high-bandwidth data to an existing cable system. What does SAFE stand for? - answer-Stop. Assess. Focus. Eliminate. What does NCP stand for? - answer-Next. Channel. Pointer. What does SLM stand for? - answer-Signal. Level. Meter. What is a signal level meter? - answer-Tool used to run multiple tests involving signal level, MER, BER and noise level. What does CNR stand for? - answer-Carrier to Noise Ratio. What is the purpose of CNR? - answer-Comparing level of desired signal to level of background noise. What is Hum modulation? - answer-The distortion of both cable video and audio.How can you identify video hum? - answer-Visually seeing single (60Hz) or double (120Hz) horizontal bars rolling slowly up from bottom to top of television. How can you identify audio hum? - answer-By physically hearing a buzzing sound. what does BER stand for and what does it do? - answer-Bit. Error. Ratio. Overall measure of data quality of the received bit stream