Spectrum Field Tech Exam 2024 Questions with correct Answers

Spectrum Field Tech Exam 2024 Questions with correct Answers Current/ amperage - Answer ️️ -Flow or movement of electric charges Resistor - Answer ️️ -a passive two-terminal material that impedes the flow of current What is the most common workplace hazard involving electricity? - Answer ️️ -Electrical shocks What is minimum approach distance? - Answer ️️ -The shortest safe distance to keep from energized conductors CATV at the pole - Answer ️️ -40'' CATV at the mid-span - Answer ️️ -24'' CATV at the house - Answer ️️ -12'' Live parts of electric equipment must be guarded against at how many volts? - Answer ️️ -50 volts What are the 2 kinds of grounds required by Safety standards for electrical systems? - Answer ️️ -Service and Equipment What are circuit protection devices designed to do? - Answer ️️ -Automatically limit or shift off the flow of electricity in the event of a ground fault, overload, or short circuit in the wiring system OSHA - Answer ️️ -Occupational Safety and Health Administration CATV - Answer ️️ -Community Antenna Television HFC - Answer ️️ -Hybrid Fiber Coax What are the four sources of signals? - Answer ️️ -Satellite, local origination, off air, fiber optics Forward - Answer ️️ -54 MHz-1 GHz G.B. - Answer ️️ -Guard Band Return - Answer ️️ -5-42 MHz Downstream (forward path) - Answer ️️ -Forward signal from the headend to a customer Upstream (reverse path) - Answer ️️ -Return signal from a customer to the headend Signal frequency - Answer ️️ -Number of times that an RF signal completes a cycle from a positive value to a negative value and back in one second Ultrasonic frequencies are higher than what? - Answer ️️ -Audio Infrasonic frequencies are below what? - Answer ️️ -Audio How many hertz can the human ear hear? - Answer ️️ -20-20,000 Per NTSC requirements, what is a tv channels bandwidth? - Answer ️️ -6MHz FCC (Federal Communications Commission) - Answer ️️ -Gov agency responsible or regulating and assigning frequencies throughout the US HFC distributes what? - Answer ️️ -Broadband signals through a network of various elements Nodes - Answer ️️ -Convert the light signals from the headend into radio frequency signals for delivery to custom