Certified Fiber Optics Final Exam
Questions and Answers 100%
Verified
the applications of optical fiber communications have increased at a rapid rate,
since the first commercial instillation of a fiber optic system in the - ANSWER -
1970's
The loss of a signal strength is called - ANSWER - attenuation
A single binary digit Is called a - ANSWER - Bit
An eight bit group is called a - ANSWER - Bite
The _______ is used to express gain or loss in a fiber optic system or component -
ANSWER - Decibel
1mw of power is ___dbm - ANSWER - 0 dbm
A loss of 3dbm is a _____ percent loss in power. - ANSWER - 50%
Power is measured ______in a fiber optic system - ANSWER - dbm
Loss is measured in____ in a fiber optic system - ANSWER - db
light is electromagnetic energy with a ____wavelength and ____ frequency than radio
waves - ANSWER - shorter, higher
The _____ is used to measure light - ANSWER - measure
, the deflection of light is called_____ - ANSWER - refraction
the rule of thumb for the bend radius of and inside, indoor-outdoor, outside, and/or
drop cable when not subjected to Tensile loading is ___ times the outside diameter. -
ANSWER - 10 times
Material safety data sheets are ____ when chemicals are used - ANSWER - Required
NA mismatch is an___ factor - ANSWER - Intrinsic
Lateral displacement and end separation are ____ factors - ANSWER - Extrensic
when light passes from one medium to another some of the light energy is
_____back into the first material - ANSWER - Reflected
The refractive index profile describes the relation between the indices of ____ and
______.The core of the multimode optical fiber has the highest refractive index. -
ANSWER - Core, Cladding
What makes up an optical fiber - ANSWER - core, cladding, coating
mode is another name for - ANSWER - Path
single mode fiber have a _____core than multimode fibers - ANSWER - smaller
the part of the multimode optical fiber that functions as a mode filter is the______ -
ANSWER - cladding
The standard core diameters of multimode fiber are___ and ___um. - ANSWER -
50nm, 62.5
_______strength is the ability of a fiber to be stretched or pulled without breaking -
ANSWER - Tensile
Questions and Answers 100%
Verified
the applications of optical fiber communications have increased at a rapid rate,
since the first commercial instillation of a fiber optic system in the - ANSWER -
1970's
The loss of a signal strength is called - ANSWER - attenuation
A single binary digit Is called a - ANSWER - Bit
An eight bit group is called a - ANSWER - Bite
The _______ is used to express gain or loss in a fiber optic system or component -
ANSWER - Decibel
1mw of power is ___dbm - ANSWER - 0 dbm
A loss of 3dbm is a _____ percent loss in power. - ANSWER - 50%
Power is measured ______in a fiber optic system - ANSWER - dbm
Loss is measured in____ in a fiber optic system - ANSWER - db
light is electromagnetic energy with a ____wavelength and ____ frequency than radio
waves - ANSWER - shorter, higher
The _____ is used to measure light - ANSWER - measure
, the deflection of light is called_____ - ANSWER - refraction
the rule of thumb for the bend radius of and inside, indoor-outdoor, outside, and/or
drop cable when not subjected to Tensile loading is ___ times the outside diameter. -
ANSWER - 10 times
Material safety data sheets are ____ when chemicals are used - ANSWER - Required
NA mismatch is an___ factor - ANSWER - Intrinsic
Lateral displacement and end separation are ____ factors - ANSWER - Extrensic
when light passes from one medium to another some of the light energy is
_____back into the first material - ANSWER - Reflected
The refractive index profile describes the relation between the indices of ____ and
______.The core of the multimode optical fiber has the highest refractive index. -
ANSWER - Core, Cladding
What makes up an optical fiber - ANSWER - core, cladding, coating
mode is another name for - ANSWER - Path
single mode fiber have a _____core than multimode fibers - ANSWER - smaller
the part of the multimode optical fiber that functions as a mode filter is the______ -
ANSWER - cladding
The standard core diameters of multimode fiber are___ and ___um. - ANSWER -
50nm, 62.5
_______strength is the ability of a fiber to be stretched or pulled without breaking -
ANSWER - Tensile
