Certified Fiber Optics Final Exam Questions and
Answers Latest Guide 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
/.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
/.The Tensile strength of a fiber is_______ when it is bent - Answer-Refracted
/.The number of modes in an optical fiber decreases as the ___increases - Answer-
Wavelength
/.Bandwidth is and effective indication of the rate at which____ can be sent - Answer-
Intelligence
/.Graded index fibers uses numerous concentric layers of glass to reduce______ -
Answer-Modal Dispersion
/.The number of modes in an optical fiber ____as the core diameter decreases -
Answer-Decreases
/.in accordance with the (ISO) (IEC) 1801 specifications, the___ was designed for use
with OM1 and OM2 fibers - Answer-LED
/.The (ISO)(IEC) 1801 specifications for laser optimized multimode optical fiber types
are ___ and ____ - Answer-0M3, OM4
/.One of the methods to reduce___ dispersion is to increase the wavelength of the
transmitter - Answer-Modal
/.Numerical Aperture is the light ___ ability of a fiber - Answer-Gathering
/.Light must enter threw the cone of ______ - Answer-Acceptance
/.NA range from about 0.500 for plastic fibers to ____ for multimode 50/125um graded
index fibers - Answer-.200
/.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
Answers Latest Guide 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
/.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
/.The Tensile strength of a fiber is_______ when it is bent - Answer-Refracted
/.The number of modes in an optical fiber decreases as the ___increases - Answer-
Wavelength
/.Bandwidth is and effective indication of the rate at which____ can be sent - Answer-
Intelligence
/.Graded index fibers uses numerous concentric layers of glass to reduce______ -
Answer-Modal Dispersion
/.The number of modes in an optical fiber ____as the core diameter decreases -
Answer-Decreases
/.in accordance with the (ISO) (IEC) 1801 specifications, the___ was designed for use
with OM1 and OM2 fibers - Answer-LED
/.The (ISO)(IEC) 1801 specifications for laser optimized multimode optical fiber types
are ___ and ____ - Answer-0M3, OM4
/.One of the methods to reduce___ dispersion is to increase the wavelength of the
transmitter - Answer-Modal
/.Numerical Aperture is the light ___ ability of a fiber - Answer-Gathering
/.Light must enter threw the cone of ______ - Answer-Acceptance
/.NA range from about 0.500 for plastic fibers to ____ for multimode 50/125um graded
index fibers - Answer-.200
/.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
