1. How Network Management
Systems Work
s1170035
Teru Fujihara

2. 1. What is the basic idea communicated in
this article?
It is the telephone system and cable TV
system.

3. 2. How is this article related to the weekly group
reading? Explain in details.
This article is related to talk about the telephone.

4. 3. What is the added information you find in this article
that builds on the pages you read for weekly reading?
Summarize your points briefly.
Fiber-optic lines are strands of optically pure glass
as thin as a human hair that carry digital information
over long distances.

5. 4. Why do you find this article interesting? What is
special about the topic?
My thinking special is that Fiber-optic cable is also
used in medical imaging and mechanical
engineering inspection.

6. 5. Write down the bibliographic reference for this
article following the IEEE style guide.
Some optical fibers can be made from plastic. These
fibers have a large core (0.04 inches or 1 mm
diameter) and transmit visible red light (wavelength =
650 nm) from LEDs.
Let's look at how an optical fiber works.