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ETA I ACTUAL TEST WITH VERIFIED
SOLUTIONS

◉ OM3 and OM4 multimode fibers are known as what type of fiber?
Answer: Laser optimized multimode fiber


◉ What are the two most common core and cladding sizes in
multimode fiber? Answer: 62.5/125 um (US); 50/125 um (EU)


◉ What is the buffer size for a fiber used in tight buffered cables?
Answer: 900 um


◉ What jacket color does singlemode fiber have? Answer: Yellow


◉ What are the 12 fiber color codes in order? Answer: Blue, Orange,
Green, Brown, Slate, White, Red, Black, Yellow, Violet, Rose, Aqua


◉ OM1 and OM2 are known as what types of fibers? Answer: Legacy
multimode fibers


◉ Why does graded-index fiber use numerous concentric layers of
glass? Answer: Reduce modal dispersion

, ◉ What is the fiber's cladding bonded to during the assembly
process? Answer: Ferrule connector


◉ A fiber optic cable that is "fire retardant and low smoke" is called
what according to the NEC? Answer: Plenum


◉ What type of fiber has an aqua jacket? Answer: Laser optimized
multimode fiber


◉ What does the gel in a loose tube fiber optic cable protect the
fiber from if the jacket fails? Answer: Protects the fiber from
moisture in outdoor environments


◉ What is OFNR? Answer: Optical Fiber Non-conductive Riser


◉ The NEC considers cables that contain no conductive members as
what type of cable? Answer: Non-conductive cable


◉ What type of cable has optical fibers and current-carrying
electrical conductors in the same jacket? Answer: Composite cable


◉ What is the name of the tight-buffered cable used for indoor
applications? Answer: Distribution cable

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