MT 3 SCTE 50 Questions With Answers |Success Guaranteed
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MT 3 SCTE
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MT 3 SCTE
A cable operator has 25 km of fiber optic 1550 nm cable. If the loss is .25 db/km, what is the total path loss of just the fiber optic cable? - ️️6.25 dB
A change in the mode field diameter results in a change in: - ️️A Change in signal velocity
A hub site optical transmitter shows a powe...
MT 3 SCTE 50 Questions
A cable operator has 25 km of fiber optic 1550 nm cable. If the loss is .25 db/km, what is the total path
loss of just the fiber optic cable? - ✔ ✔ 6.25 dB
A change in the mode field diameter results in a change in: - ✔ ✔ A Change in signal velocity
A hub site optical transmitter shows a power level setting of 11.5 dbm on the display. However when
using an optical power meter only mw is offered. What reading on the OPM should the tech see? - ✔
✔ 14.13 mW
A peak power LASER wavelength at 1000nm with a spectral bandwidth of ___ nm will have an output
ranging from 980 to 1020 nm. - ✔ ✔ 40
A self supporting cable used in aerial installations such as pole to pole or pole to building. - ✔ ✔
Figure 8
A strand of glass is also known as: - ✔ ✔ Core
At the headend the transmit DFB LASER reads 4.4 MW. What is the 4.4 MW in dBm??? - ✔ ✔ 6.43
Does a narrow (shorter) or wide (longer) pulse width allow an OTDR to see farther down the fiber? - ✔
✔ Wide
Exposure to .005W (5mw) to .500w (500MW) LASER can cause all EXCEPT - ✔ ✔ Skin Burns
Fiber optic cable buffer tube follow the EIA/TIA 568 color code. - ✔ ✔ TRUE
How is splice loss measured? - ✔ ✔ Using an OTDR
How long should a cable operator keep POP testing data on file? - ✔ ✔ For at least five years.
In an optical link, signal levels between the headend and the node are balanced using: - ✔ ✔ Optical
power meter
In ground based CLI calculations, only those leakage levels of greater than ___ should be considered. -
✔ ✔ 20 or > ?v/m at a distance of 10 ft/3m
In what form does a fiber optic system transmit information to match the electrical signal level by using
these varying intensities? - ✔ ✔ Analog modulation
Indicates the path that a ray of light can travel in an optical fiber. - ✔ ✔ Mode
Initial field studies that measure leakage at both high and low frequencies indicate what trends? - ✔
✔ All of the above...
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