Lesson #3, Fiber Optic Communications
FOA Reference Guide To Fiber Optics
And Study Guide To FOA Certification
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
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
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
is used for backbones for all these networks, including cell phones for
its bandwidth/distance advantage making it lower cost.
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