OPTIC FIBER TEAM ETA TEST QUESTIONS AND
VERIFIED ANSWERS
What portion of the electromagnetic spectrum does fiber optic transmission take place?
- Answers - Infrared
What are the three common wavelength windows used in fiber optic? - Answers - 850,
1300, 1310, 1550
The bending of light as it passes from one transparent material into another which has a
different refractive index is what? - Answers - Refraction
What type of LASER is used on lower cost singlle mode systems? - Answers - Fabry-
Perot
Term used to define the ratio of outgoing power of the signal to the power of the
reflected signal. - Answers - Optical Return Loss
What are the three parts of a fiber? - Answers - Core, Cladding, Coating (buffers)
What are the two common core sizes of multimode fiber optic cable? - Answers - 50 and
62.5 microns
What is the cladding size of most fiber optic cable? - Answers - 125
A fiber with its core having numerous concentric layers of glass, with each layer having
a lower index of refraction is what? - Answers - Multimode Graded Index
Which part of a multimode fiber has the lowest refractive index? - Answers - Cladding
What do eah one of these letters refer to? O, F, C, N, R, P - Answers - Optical Fiber
Conductive Non-Conductive Riser Plenum
For cordage, what color normally signifies multimode? - Answers - Orange and Teal
(LASER optimized)
What are the two types of indoor tight buffered style cables? - Answers - Distribution
and Breakout
What kind of cable has both optical fibers and current-carrying electrical conductors
within the same jacket? - Answers - Composite
VERIFIED ANSWERS
What portion of the electromagnetic spectrum does fiber optic transmission take place?
- Answers - Infrared
What are the three common wavelength windows used in fiber optic? - Answers - 850,
1300, 1310, 1550
The bending of light as it passes from one transparent material into another which has a
different refractive index is what? - Answers - Refraction
What type of LASER is used on lower cost singlle mode systems? - Answers - Fabry-
Perot
Term used to define the ratio of outgoing power of the signal to the power of the
reflected signal. - Answers - Optical Return Loss
What are the three parts of a fiber? - Answers - Core, Cladding, Coating (buffers)
What are the two common core sizes of multimode fiber optic cable? - Answers - 50 and
62.5 microns
What is the cladding size of most fiber optic cable? - Answers - 125
A fiber with its core having numerous concentric layers of glass, with each layer having
a lower index of refraction is what? - Answers - Multimode Graded Index
Which part of a multimode fiber has the lowest refractive index? - Answers - Cladding
What do eah one of these letters refer to? O, F, C, N, R, P - Answers - Optical Fiber
Conductive Non-Conductive Riser Plenum
For cordage, what color normally signifies multimode? - Answers - Orange and Teal
(LASER optimized)
What are the two types of indoor tight buffered style cables? - Answers - Distribution
and Breakout
What kind of cable has both optical fibers and current-carrying electrical conductors
within the same jacket? - Answers - Composite
