FIELD TECH 2-3 FINAL COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)

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FIELD TECH 2-3 FINAL COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS)
QUESTION: What is unique about WDM - PON ?


Ans: WDM-PON deployed in a greenfield system allows each subscriber to get
their own designated wavelength.



QUESTION: What is the main benefit of deploying WDM technology?


Ans: It will increase the capacity of the existing fiber networks tenfold without
adding any more fiber.



QUESTION: How are optical splitters used in the forward path?


Ans: As passive branching devices that divide an optical signal across multiple
output fibers.



QUESTION: What is the purpose of a fiber demarcation box?


Ans: It provides a safe place to splice, split, distribute, store, and cross-connect
fiber optics.



QUESTION: What is the purpose of the MST?


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Ans: It provides access to connect fiber-optic cable drops from the customer
premises to the network.



QUESTION: What is the one main function of the FDH?


Ans: The FDH provides effective fiber management by grouping

splitters into local serving areas



QUESTION: Which PON element uses patch panels?


Ans: ODN



QUESTION: Which type of fiber topology used in a PON places the

PON

splitters at the headend while providing one designated fiber

for every customer premise?


Ans: Home-Run



QUESTION: What are the three categories of the fiber-optic cable

used to identify the location of the fiber in the network?




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Ans: Trunk, branch, and drop.



QUESTION: What is the difference between the FTTN and FTTC

topologies?


Ans: An FTC is allowed a smaller number of RF amplifiers between

the optical fiber and the customer premises.



QUESTION: What is the purpose of the SDU?


Ans: It provides surge protection, a test jack, circuit protection, wiring
management, and fiber termination.



QUESTION: What are the advantages of loose buffer tube fiber?


Ans: It offers the best protection for the fibers under high pulling tension and
moisture with its fiber-coated gel.



QUESTION: What is an ONU/ONT?


Ans: It is a device that converts light from fiber to RF for coaxial

distribution into the home.



QUESTION: What are the characteristics of ITU-T G.657 BIF?
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Ans: It is flexible for installation in small spaces and has a small bend

radius of 7.5 mm or 10 mm.



QUESTION: What le true about using a premade fiber-optic pigtail

for

splicing to patch panels or terminal equipment?


Ans: It is faster and more rellable than installing eonnectors in the

field.



QUESTION: What is the proper way to handle fiber once it is spliced?


Ans: At the heat-shrink protective sleeve that has a steel bar inside it.



QUESTION: What is the purpose of the ground block?


Ans: To protect fragile electronics like TV's and STBs from damaging lightning
strikes and power surges.



QUESTION: In a PON FTTx network, which OSP device contains fiber

test

points that will minimize service disruption to customers?


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