BICSI FIBER OPTICS QUESTIONS &ANSWERS -RETAKE VERIFIED BY EXPERT
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Course
BICSI
Institution
BICSI
BICSI FIBER OPTICS QUESTIONS &ANSWERS -RETAKE VERIFIED BY EXPERT
T or F Most outside plant installations are singlemode fiber
True
T or F Splicing is very rare in premises networks
True
T or F Fiber is used in long distance phone networks because it is much cheaper than copper wire.
True
T...
BICSI FIBER OPTICS QUESTIONS &ANSWERS -RETAKE VERIFIED
BY EXPERT
T or F Most outside plant installations are singlemode fiber
True
T or F Splicing is very rare in premises networks
True
T or F Fiber is used in long distance phone networks because it is much cheaper
than copper wire.
True
T or F Dangerous light from fiber optic cables is bright and easily visible
False
T or F Besides causing attenuation, dirt particles can cause scratches on the
polished fiber ends
True.
Outside plant cabling can be installed by __________________
Pulling in underground in conduit
Direct burial
Aerial suspension
Underground cable generally includes a gel, powder or tape for protection from
_________
moisture
Armored cable is used in outside plant installations to _____________
Prevent rodent damage
Concatenation or the joining of 2 cables in a long outside plant run is almost
always done by _______________
fusion splicing
Premise cables in LAN backbones often contain ___________
, both multimode and singlemode fiber (hybrid cable)
Premises cables must be rated for ________ to meet codes.
Fire retardance
The protective gear every VDV installer must always wear is ________
Eye protection
Information on the safety of chemicals used in fiber optics are __________
in MSDS sheets supplied by manufacturers
Always keep _____________ on connectors when not connected to equipment or
being tested.
dust caps
hybrid cable has
multimode and single mode fiber
composite cable has
copper, multimode and single mode fiber
T or F Optical fibers can transmit either analog or digital signals
True
T or F Singlemode fiber has a smaller core than multimode fiber.
True
In an optical fiber, the light is transmitted through the ______
core
The diameter of an optical fiber is traditionally measured in ______
microns (micrometers)
Rays of light transmitted in multimode fiber are called _______________
modes
Loss of a fiber or any fiber in a cable is measured in ______
dB
10 dB corresponds to a factor of ___________ in power
10
A fiber stripper removes the ___________ of the fiber
Buffer coating
The _____________ protects the fiber from harm.
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