Fiber U Basics

Lesson #3, Fiber Optic Communications

 FOA Reference Guide To Fiber Optics
And Study Guide To FOA Certification

FOA Reference Guide to Fiber Optics

Answers To Chapter Questions

Chapter 3 Quiz - Networks


    1.    ANS:    T
Fiber can transport more information longer distances  in less time than any other communications medium,

    2.    ANS:    F
FTTH is cost effective today because of the demand for high speed digital services in the home and the development of lower cost PON networks.


    3.    ANS:    A
Electrical interference is a problem in many industrial applications and fiber's immunity to EMI is important.

    4.    ANS:    B
Centralized fiber networks have all the electronics in the computer room and at the user location. No intermediate hubs or switches are required, so no telecom closet (or room as they call it now) is necessary.

    5.    ANS:    B
Media converters convert copper to fiber or even multimode to singlemode fiber.


    6.    ANS:    A, B, C, D
All these answers are advantages of using optical fiber.

    7.    ANS:    A, B, C, D
Fiber is used for backbones for all these networks, including cell phones for its bandwidth/distance advantage making it lower cost.

Next: Lesson 4: Fiber Optic Transmission Systems and Components         
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