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Spectrum Field Tech Questions and Answers 100% Pass Current/ amperage
CORRECT ANSWER: Flow or movement of electric charges
Resistor
CORRECT ANSWER: a passive two-terminal material that
impedes the flow of current
Question 1: What is the most common workplace hazard
involving electricity?
CORRECT ANSWER: Electrical shocks
Question 2: What is minimum approach distance?
CORRECT ANSWER: The shortest safe distance to keep from
energized conductors
CATV at the pole
CORRECT ANSWER: 40''
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CATV at the mid-span
CORRECT ANSWER: 24''
CATV at the house
CORRECT ANSWER: 12''
Question 3: Live parts of electric equipment must be guarded
against at how many volts?
CORRECT ANSWER: 50 volts
Question 4: What are the 2 kinds of grounds required by Safety
standards for electrical systems?
CORRECT ANSWER: Service and Equipment
Question 5: What are circuit protection devices designed to do?
CORRECT 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
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CORRECT ANSWER: Occupational Safety and Health
Administration
CATV
CORRECT ANSWER: Community Antenna Television
HFC
CORRECT ANSWER: Hybrid Fiber Coax
Question 6: What are the four sources of signals?
CORRECT ANSWER: Satellite, local origination, off air, fiber
optics
Forward
CORRECT ANSWER: 54 MHz-1 GHz
G.B.
CORRECT ANSWER: Guard Band
Return
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CORRECT ANSWER: 5-42 MHz
Downstream (forward path)
CORRECT ANSWER: Forward signal from the headend to a
customer
Upstream (reverse path)
CORRECT ANSWER: Return signal from a customer to the
headend
Signal frequency
CORRECT ANSWER: Number of times that an RF signal
completes a cycle from a positive value to a negative value and back in one second