Certified Fiber Optics Final Exam, fiber optics final test,
fiber installation and testing, optical fiber certification,
fiber troubleshooting, verified answers, fiber optics
technician exam
the applications of optical fiber communications have increased at a rapid rate,
since the first commercial instillation of a fiber optic system in the - ans -1970's
The loss of a signal strength is called - ans -attenuation
A single binary digit Is called a - ans -Bit
An eight bit group is called a - ans -Bite
The _______ is used to express gain or loss in a fiber optic system or component -
ans -Decibel
1mw of power is ___dbm - ans -0 dbm
A loss of 3dbm is a _____ percent loss in power. - ans -50%
Power is measured ______in a fiber optic system - ans -dbm
Loss is measured in____ in a fiber optic system - ans -db
light is electromagnetic energy with a ____wavelength and ____ frequency than
radio waves - ans -shorter, higher
The _____ is used to measure light - ans -measure
the deflection of light is called_____ - ans -refraction
when light passes from one medium to another some of the light energy is
_____back into the first material - ans -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. - ans -Core, Cladding
What makes up an optical fiber - ans -core, cladding, coating
mode is another name for - ans -Path
single mode fiber have a _____core than multimode fibers - ans -smaller
the part of the multimode optical fiber that functions as a mode filter is
the______ - ans -cladding
The standard core diameters of multimode fiber are___ and ___um. - ans -50nm,
62.5
_______strength is the ability of a fiber to be stretched or pulled without breaking
- ans -Tensile
The Tensile strength of a fiber is_______ when it is bent - ans -Refracted
The number of modes in an optical fiber decreases as the ___increases - ans -
Wavelength
Bandwidth is and effective indication of the rate at which____ can be sent - ans -
Intelligence
Graded index fibers uses numerous concentric layers of glass to reduce______ -
ans -Modal Dispersion
The number of modes in an optical fiber ____as the core diameter decreases - ans
-Decreases
in accordance with the (ISO) (IEC) 1801 specifications, the___ was designed for
use with OM1 and OM2 fibers - ans -LED
fiber installation and testing, optical fiber certification,
fiber troubleshooting, verified answers, fiber optics
technician exam
the applications of optical fiber communications have increased at a rapid rate,
since the first commercial instillation of a fiber optic system in the - ans -1970's
The loss of a signal strength is called - ans -attenuation
A single binary digit Is called a - ans -Bit
An eight bit group is called a - ans -Bite
The _______ is used to express gain or loss in a fiber optic system or component -
ans -Decibel
1mw of power is ___dbm - ans -0 dbm
A loss of 3dbm is a _____ percent loss in power. - ans -50%
Power is measured ______in a fiber optic system - ans -dbm
Loss is measured in____ in a fiber optic system - ans -db
light is electromagnetic energy with a ____wavelength and ____ frequency than
radio waves - ans -shorter, higher
The _____ is used to measure light - ans -measure
the deflection of light is called_____ - ans -refraction
when light passes from one medium to another some of the light energy is
_____back into the first material - ans -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. - ans -Core, Cladding
What makes up an optical fiber - ans -core, cladding, coating
mode is another name for - ans -Path
single mode fiber have a _____core than multimode fibers - ans -smaller
the part of the multimode optical fiber that functions as a mode filter is
the______ - ans -cladding
The standard core diameters of multimode fiber are___ and ___um. - ans -50nm,
62.5
_______strength is the ability of a fiber to be stretched or pulled without breaking
- ans -Tensile
The Tensile strength of a fiber is_______ when it is bent - ans -Refracted
The number of modes in an optical fiber decreases as the ___increases - ans -
Wavelength
Bandwidth is and effective indication of the rate at which____ can be sent - ans -
Intelligence
Graded index fibers uses numerous concentric layers of glass to reduce______ -
ans -Modal Dispersion
The number of modes in an optical fiber ____as the core diameter decreases - ans
-Decreases
in accordance with the (ISO) (IEC) 1801 specifications, the___ was designed for
use with OM1 and OM2 fibers - ans -LED
