Fiber Optic Test Review
ACCURATE 100%
What does an OLTS measure - ANSWER The attenuation in the fiber optic cable
What is the disadvantage of using a mechanical splice - ANSWER Higher degree of signal loss, up to one
decibel
What is used to transmit communication signals within a copper based system - ANSWER Voltage Levels
What is used to transmit communication signals in a fiber system - ANSWER Pulses of light with LEDs or
Lasers
In the NEC, what designation letters are used on all fiber cables and what article applies to fiber -
ANSWER Letters "OF" and article 770
What number of strands is typical in a multi-strand fiber cable - ANSWER 12 or multiples of 12
List the 4 purposes of a dust cap - ANSWER Protect ferrule from dust
Protect ferrule from abrasion
Protect glass fiber from dust
Protect glass fiber from abrasion
How are field polished connectors normally applied - ANSWER Glued to the strand with an anaerobic 2-
part epoxy
What color work surface is best used for Fiber - ANSWER Black
, What is the purpose of using disposable gloves and aprons - ANSWER No risk of bringing fiber with you
off the job
Why is it important to work in a well ventilated area - ANSWER The fumes from melting glass and
adhesives is dangerous
What is the operating principle of the fusion splicer - ANSWER Using a high-voltage arc to heat two ends
of two fiber cables to combine them into one cable
Why are mechanical connectors still used - ANSWER They are less costly and good enough for most
installs
Why is cable management important - ANSWER Fiber is more susceptible to damage otherwise
How is a Data center defined - ANSWER A building that is used to house, maintain, and supply computer
systems
What are the standard lengths for fiber optic patch cables - ANSWER 3 to 12 foot cables
What is the practical speed limit of fiber optic, as of 2017 - ANSWER 10 GigaBytes
What is the biggest factor that limits speed in fiber - ANSWER Modal Dispersion
List the advantages of using Plug and Play fiber optic systems - ANSWER No tools needed
Speed of installation
Minimal field expertise needed
Inexpensive future upgrades
Aside from dust protection, what other purpose does the dust cap serve - ANSWER Prevents glass
breakage
Protection from visual light exposure
ACCURATE 100%
What does an OLTS measure - ANSWER The attenuation in the fiber optic cable
What is the disadvantage of using a mechanical splice - ANSWER Higher degree of signal loss, up to one
decibel
What is used to transmit communication signals within a copper based system - ANSWER Voltage Levels
What is used to transmit communication signals in a fiber system - ANSWER Pulses of light with LEDs or
Lasers
In the NEC, what designation letters are used on all fiber cables and what article applies to fiber -
ANSWER Letters "OF" and article 770
What number of strands is typical in a multi-strand fiber cable - ANSWER 12 or multiples of 12
List the 4 purposes of a dust cap - ANSWER Protect ferrule from dust
Protect ferrule from abrasion
Protect glass fiber from dust
Protect glass fiber from abrasion
How are field polished connectors normally applied - ANSWER Glued to the strand with an anaerobic 2-
part epoxy
What color work surface is best used for Fiber - ANSWER Black
, What is the purpose of using disposable gloves and aprons - ANSWER No risk of bringing fiber with you
off the job
Why is it important to work in a well ventilated area - ANSWER The fumes from melting glass and
adhesives is dangerous
What is the operating principle of the fusion splicer - ANSWER Using a high-voltage arc to heat two ends
of two fiber cables to combine them into one cable
Why are mechanical connectors still used - ANSWER They are less costly and good enough for most
installs
Why is cable management important - ANSWER Fiber is more susceptible to damage otherwise
How is a Data center defined - ANSWER A building that is used to house, maintain, and supply computer
systems
What are the standard lengths for fiber optic patch cables - ANSWER 3 to 12 foot cables
What is the practical speed limit of fiber optic, as of 2017 - ANSWER 10 GigaBytes
What is the biggest factor that limits speed in fiber - ANSWER Modal Dispersion
List the advantages of using Plug and Play fiber optic systems - ANSWER No tools needed
Speed of installation
Minimal field expertise needed
Inexpensive future upgrades
Aside from dust protection, what other purpose does the dust cap serve - ANSWER Prevents glass
breakage
Protection from visual light exposure
