Spectrum Field Technician 1 Test Questions & Answers 100% Correct!!
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-
Información del documento
- Subido en
- 13 de noviembre de 2023
- Número de páginas
- 7
- Escrito en
- 2023/2024
- Tipo
- Examen
- Contiene
- Preguntas y respuestas
