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FOA CFOT Certification Exam v11 Questions and Answers 100% Correct
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FOA CFOT Certification Exam v11 Questions and Answers 100% CorrectFOA CFOT Certification Exam v11 Questions and Answers 100% CorrectFOA CFOT Certification Exam v11 Questions and Answers 100% CorrectFOA CFOT Certification Exam v11 Questions and Answers 100% Correct A fiber optic inspection microsco...

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  • September 18, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • foa cfot certification exam v11 questions and answ
  • foa cfot certification exam v11 stuvia
  • a fiber optic inspection microscope can increase t

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FOA CFOT Certification Exam v11
Questions and Answers 100%
Correct
A fiber optic inspection microscope can increase the danger of high powered light
sources by focusing the light coming out of a fiber into your eye. True or False? -
ANSWER - True


A fiber optic power meter measures absolute power in dBM (dB referenced to 1 mw)
and, when used with a light source, can measure insertion loss expressed in dB.
True or False? - ANSWER - True


When we say 62.5/125 fiber, what does "62.5" mean? - ANSWER - core size, the
diameter in microns


When we say 50/125 fiber, what does "125" mean? - ANSWER - cladding size, the
diameter in microns


OM3 and OM4 multimode fiber with a 50/125 micron core are now a popular option
in premises cabling systems because they _____. - ANSWER - Are "laser optimized"
which gives more distance capability with gigabit networks using laser sources


In-multimode fiber, the attenuation (reduction in optical power) of the fiber is _____
at 850 nm than at 1300 nm. - ANSWER - Higher


Which of the following represents a singlemode (smaller core size) fiber size? -
ANSWER - 9/125 micron


Singlemode fiber has _____ bandwidth than multimode fiber. - ANSWER - greater


Most plastic optical fibers are _____. - ANSWER - large core step-index

, When you strip singlemode or graded index multimode mode glass fiber, you are
removing the ____. - ANSWER - Primary buffer coating


Which type of cable is best suited for indoor installation when fibers ar to be directly
terminated inside a patch panel with adhesive/polish or prepolished splice
connectors? - ANSWER - tight buffer distribution cable


What type of cable may require installation of a breakout kit (also called a furcation
or fan out kit) for termination? - ANSWER - loose tube (loose buffer) cable


When pulling cables, the minimum bend radius under tension is generally specified
as ______. - ANSWER - 20 times the cable diameter


Cable ties used on fiber optic cables ____. - ANSWER - Can harm cables if too tight,
so they should be hand-tightened.


The proper method of pulling optical fiber cables is to attach the pull wire or tape to
the ____ of the cable. - ANSWER - Strength members


According to the references, hybrid cables are cables that contain ____. - ANSWER -
Both singelmode and multimode optical fibers


What type of fiber cable design allows for large numbers of fibers with ultra-high
density, small size (diameter) and lower cost? - ANSWER - ribbon


According to the references, composite cables refer to cables that contain ____> -
ANSWER - both optical fibers and copper conductors


Which optical fiber cables must be grounded? - ANSWER - all cables that contain
metallic elements


Fiber optic cable for use inside a building must _______. - ANSWER - Be rated to meet
the requirements of local building and fire codes

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