What does the "S" in S.A.F.E stand for? - correct answer Stop
What does the "A" in S.A.F.E stand for? - correct answer Assess
What does the "F" in
... [Show More] S.A.F.E stand for? - correct answer Focus
What does the "E" in S.A.F.E stand for? - correct answer Eliminate
What are the three branches of the Safety Triangle? - correct answer Knowledge
Technique
Attitude
What (in electricity) is the direct cause of injury voltage (E), current (I), or resistance (R)? - correct answer Current (I)
What is the safety rating for glasses? - correct answer ANZI 87.1
What are the three main causes of electrical accident? - correct answer1) Unsafe Equipment
2) Work Places
3) Unsafe work practices
What are the 2 root causes of safety accidents? - correct answer1) Failure to manage risk
2) Failure to identify real and potential hazards
What is Ohm's law equation? - correct answer voltage (E) = current (I) x resistance (R)
What is the max reach for a step ladder? - correct answer Ladder height + 4 feet
What is the max reach for an extension ladder? - correct answer Ladder height - 1 foot
What is the height:lean ration for ladders? - correct answer4 feet high:1 foot far
What are the proper pole inspection steps? - correct answer1)Visual
2)FVD
3)Hammer
4)Prod
What does FVD stand for? - correct answer Foreign Voltage Detector
What colors are used for ground wires? - correct answer Green or Green/Yellow
What colors are used for hot wires? - correct answer Red, Black, or Blue
What colors are used for neutral wires? - correct answer White or Gray
What does GFCI stand for and what does it do? - correct answer Ground Fault Circuit Interrupter and it shuts off as quick as 1/40 of a second.
What is the most common shock related injury? - correct answer A Burn
What is the drop clearance for Power? - correct answer Pole: 40"
Mid-Span: 24"
House: 12"
What is the drop clearance for Telephone? - correct answer Pole: 12"
House: 4"
What is the drop clearance for crossing the road? - correct answer Road Crossing: 18'
Residential driveways: 9.5'
Above roof or building: 3'
What is standard energy for a customer's home? - correct answer120 or 220 Volts AC
What is the process for a damaged item in a customer's home? - correct answer1) Take a picture
2) Call Supervisor
3) Tell Customer
What are the three A's of conflict? - correct answer Acknowledge
Answer
Act
What voltage does an FVD not detect? - correct answer DC volts
FVD only detects AC volts
What other senses do you use when your FVD isn't precise? - correct answer Visual
Hearing
Smell
What does CEM stand for? - correct answer Converged Enabled Modem
How high in frequency does the human ear hear? - correct answer20 Hz - 20,000 Hz
What is the equation for hertz? - correct answer1 cycle in 1 second of time = 1 hertz (Hz)
What does H.F.C mean? - correct answer Hybrid Fiber Coaxial Network
What is bandwidth for tv channels? - correct answer6 MHz
What is the frequency for TX/Upstream/Return signal? - correct answer5 MHz - 42Mhz
What is the frequency range for RX/Downstream/Forward signal? - correct answer50 MHz - 860 Mhz or 1 GHz
What does CPE stand for? - correct answer Customer Premises Equipment
What does PSTN stand for? - correct answer Public Switched Telephone Network
What do Nodes do? - correct answer Nodes convert light signals into RF signals. They are the demarc point between fiber & coax cables.
What does fiber deep mean? - correct answer Fiber deep means that fiber is run directly to a customer's house, business, or other location.
What does FTTH, FTTP, FTTX stand for? - correct answer FTTH: Fiber to the Home
FTTP: Fiber to the Premises
FTTX: Fiber to the "x"
(x meaning wherever it is located)
What are the parts to a coax cable? - correct answer Jacket
Braid
Dielectric
Center Conductor
What is attenuation? - correct answer Signal Loss
What is the attenuation on RG-6 cable (per 100 ft)? - correct answer3 dB (Low Band)
6 dB (High Band)
What is the attenuation on RG-11 cable (per 100 ft)? - correct answer1.5 dB (Low Band)
3 dB (High Band)
What are the factors of attenuation? - correct answer Cable diameter (size), length, frequency, temperature
What does LED stand for? - correct answer Light Emitting Diode
What is the frequency for cable systems? - correct answer5 MHz - 1 GHz
Where is 70% of signal loss? - correct answer Between the tap & service location
Where is 20-30% of signal loss? - correct answer Trunk/Feeder Cables
Where is <10% of signal loss? - correct answer Cust. Owned Equipment
What is channel 101 considered? - correct answer Data Carrier
What is the spec for Upstream/TX boxes & CEMs? - correct answer35-50 dB
What is the spec for Downstream/RX cable boxes? - correct answer-8-+10 dB
What is the spec for Downstream/RX CEMs? - correct answer-12-+12 dB
What is the video carrier transmitted using? - correct answer Amplitude Modulation
When measuring signal what is used to measure picture quality? - correct answer Video
What does QPSK stand for? - correct answer Quadrature Phase-shift Keying
What does QAM stand for? - correct answer Quadrature Amplitude Modulation
Is charter currently at 64 or 256 QAM? - correct answer256 QAM
What is the benefit of digital over analog? - correct answer Digital has an high immunity to degradation
How many bits are in a byte? - correct answer8
What are the most common node values? - correct answer One or Zero
What are all of the node values? - correct answer One or zero
high or low
true or false
yes or no
What does BPSK stand for? - correct answer Binary Phase Shift Keying
What is the successor to MPEG-2? - correct answerMPEG-4
What does dB stand for? - correct answer Decibel
What does dBmV stand for? - correct answer Decibel Millivolt
What does MER stand for? - correct answer Modulation Error Ratio
How do you avoid the cliff effect? - correct answer MER 29 (31) dB or Better
What does PCM stand for? - correct answer Pulse Code Modulation
What does SLM stand for? - correct answer Signal Level Meters
Is absolute power db or dbmv? - correct answerd BmV
Is relative power db or dbmv? - correct answer dB
What does doubling voltage do? - correct answer Increases by 6 db
What does halfing voltage do? - correct answer Decreases by 6 db
In a coaxial cable, where does radio frequency travel? - correct answer Near the surface of the center conductor
Attenuation is the signal loss caused by cable length. It is measured in what unit? - correct answer dB
The length of coaxial cable is directly proportional to the ____________ that will be suffered in the signal strength. - correct answer Loss
What is the base temperature used in cable attenuation charts? - correct answer68 Degrees F
100% ________ would make the best dielectric due to its non conductive properties. - correct answer Plastic
Your hardhat protects you from - correct answer Impact - Penetration - Electric Shock
Which standard is imprinted on glasses or goggles that meet safety requirements? - correct answer ANSI Standard Z87.1-2010
Which items of PPE do you need under normal working conditions ( not climbing ) ? - correct answer Hard hat, Safety glasses, Safety vest, FVD, and gloves
Which items of PPE would you need when working aloft on a ladder? - correct answer Hard hat, Safety glasses, FVD, Long-sleeved shirt, Gloves, Body belt, Positioning strap, and Lineman’s boots
What happens to leather when it is dried too fast in excessive heat? - correct answer The leather curls and cracks
How do you measure for proper "D" size on a padded body belt? - correct answer Measure hipbone to hipbone plus 2
Once at the working height , pass the positioning strap around the pole and engage the single-sided end on the D-ring with the mouth of the snap hook _________ . - correct answer inward
Always verify visually that the snap hook had engaged the _________________ . - correct answer D - Ring
You must document your monthly PPE inspection on the applicable inspection form. - correct answer True
What type of safety vest is required? - correct answer Type 3
What is the minimum clearance of CATV cable from power at the pole? - correct answer40"
What are the three indicators on the FVD? - correct answer10 step bar graph, Audible tone, and power indicator LED
To use the FVD, after the self test process continue to hold pressure on the power switch and move the FVD: - correct answer Toward the object you want to test
To replace the battery of the FVD, use this tool to pry the cover off the back of the device: - correct answer Small screwdriver
The FVD is only a voltage detector and is not intended to be a precision measuring device. What other senses would you use as an additional safety check? - correct answer Sight, Sound, and Smell [Show Less]