FIBER OPTICS COMPREHENSIVE UPDATED EXAM
QUESTIONS AND ANSWERS GUARANTEE A+
✔✔What will happen to tensil strength of a fiber cable if it is bent more than
recommended? - ✔✔Macrobend
The tensil strength decreases
✔✔OM3 and OM4 multimode fibers are known as what type of fiber? - ✔✔Laser
optimized
✔✔What are the two most common core and cladding sizes in multimode optical fiber? -
✔✔50/125nm and 62.5nm
✔✔The buffer diameter for fiber used in tight buffered cables is what? - ✔✔900nm
✔✔What jacket color does single mode fiber have? - ✔✔Yellow
✔✔Twelve colors comprise the fiber color code. What are they in order? - ✔✔Blue
Orange
Green
Brown
Slate
White
Red
Black
Yellow
Violet
Rose
Aqua
✔✔OM1 and OM2 are known as what type of fibers? - ✔✔Legacy system
✔✔Why does Grades Index fiber use numerous concentric layers of glass, - ✔✔To
prevent modal dispersion
✔✔What is the optical fibers cladding bonded to during the assembly process? -
✔✔Ferrule
✔✔A fiber optic cable that is "fire retardant and low smoke" is called what according to
the NEC? - ✔✔Plenum
✔✔What type of fiber has an aqua jacket? - ✔✔OM3 and OM4
Mm laser optimized multimode
, ✔✔What does the gel in a loose tube fiber optic cable protect the optical fiber from if the
jacket falls? - ✔✔Moisture from outside environment
✔✔What is "OFNR" - ✔✔Optical fiber non conductive riser
✔✔The NEC considers cables that contain no conductive members what type of
cables? - ✔✔Non conductive
✔✔What type of cable has optical fibers and current carrying electrical conductors in the
same jacket? - ✔✔Composite
✔✔What is the name of the tight bufffered cable used for indoor applications? -
✔✔Distribution
✔✔What is the last thing you do before you test a connection? - ✔✔Clean it
✔✔What material is used for precision fiber connector ferrules? - ✔✔Ceramic and
zirconia
✔✔What pattern of polishing is used to finish a fiber connector end face with the hand
polish technique? - ✔✔Figure 8
✔✔An MPO connector is a recognized by ANSITA-568.3 standard?
True or false - ✔✔True
✔✔An SC connectoris recognized by ANSI/TIA-568-C.3 standard?
True or false - ✔✔True
✔✔What safety forms must be available whe using any type of chemicals? - ✔✔MSDS
✔✔How do you dispose of waste fiber ends? - ✔✔Sealable container clearly marked for
fiber optic cable
✔✔The loss, resulting from mated fiber ends that are not perpendicular to the fibers axis
due to a poor cleavage angle, is what type of loss? - ✔✔Extrinsic loss
✔✔A 1.25mm ferrule is used for what type of connectors? - ✔✔Small form factor
connectors
✔✔The NEC is updated every how many years? - ✔✔3
✔✔What is required at termination points of a cable containing metallic members? -
✔✔Bonding to ground
QUESTIONS AND ANSWERS GUARANTEE A+
✔✔What will happen to tensil strength of a fiber cable if it is bent more than
recommended? - ✔✔Macrobend
The tensil strength decreases
✔✔OM3 and OM4 multimode fibers are known as what type of fiber? - ✔✔Laser
optimized
✔✔What are the two most common core and cladding sizes in multimode optical fiber? -
✔✔50/125nm and 62.5nm
✔✔The buffer diameter for fiber used in tight buffered cables is what? - ✔✔900nm
✔✔What jacket color does single mode fiber have? - ✔✔Yellow
✔✔Twelve colors comprise the fiber color code. What are they in order? - ✔✔Blue
Orange
Green
Brown
Slate
White
Red
Black
Yellow
Violet
Rose
Aqua
✔✔OM1 and OM2 are known as what type of fibers? - ✔✔Legacy system
✔✔Why does Grades Index fiber use numerous concentric layers of glass, - ✔✔To
prevent modal dispersion
✔✔What is the optical fibers cladding bonded to during the assembly process? -
✔✔Ferrule
✔✔A fiber optic cable that is "fire retardant and low smoke" is called what according to
the NEC? - ✔✔Plenum
✔✔What type of fiber has an aqua jacket? - ✔✔OM3 and OM4
Mm laser optimized multimode
, ✔✔What does the gel in a loose tube fiber optic cable protect the optical fiber from if the
jacket falls? - ✔✔Moisture from outside environment
✔✔What is "OFNR" - ✔✔Optical fiber non conductive riser
✔✔The NEC considers cables that contain no conductive members what type of
cables? - ✔✔Non conductive
✔✔What type of cable has optical fibers and current carrying electrical conductors in the
same jacket? - ✔✔Composite
✔✔What is the name of the tight bufffered cable used for indoor applications? -
✔✔Distribution
✔✔What is the last thing you do before you test a connection? - ✔✔Clean it
✔✔What material is used for precision fiber connector ferrules? - ✔✔Ceramic and
zirconia
✔✔What pattern of polishing is used to finish a fiber connector end face with the hand
polish technique? - ✔✔Figure 8
✔✔An MPO connector is a recognized by ANSITA-568.3 standard?
True or false - ✔✔True
✔✔An SC connectoris recognized by ANSI/TIA-568-C.3 standard?
True or false - ✔✔True
✔✔What safety forms must be available whe using any type of chemicals? - ✔✔MSDS
✔✔How do you dispose of waste fiber ends? - ✔✔Sealable container clearly marked for
fiber optic cable
✔✔The loss, resulting from mated fiber ends that are not perpendicular to the fibers axis
due to a poor cleavage angle, is what type of loss? - ✔✔Extrinsic loss
✔✔A 1.25mm ferrule is used for what type of connectors? - ✔✔Small form factor
connectors
✔✔The NEC is updated every how many years? - ✔✔3
✔✔What is required at termination points of a cable containing metallic members? -
✔✔Bonding to ground
