Answered: 20.a. More spares should be purchased…

20.a. More spares should be purchased for equipment with a small A. receiver sensitivity threshold. B. mean time between failures. C. channel spacing. D. optical return loss.

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

ChapterS: Safety, Basic Electricity And Ohm's Law

Section: Chapter Questions

Problem 8RQ: What is an MSDS?

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Question

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20.a. More spares should be purchased for equipment with a small
A. receiver sensitivity threshold.
B. mean time between failures.
C. channel spacing.
D. optical return loss.
20.b. How many OC signals are combined into a 40 Gbps SONET network?
A. 192
B. 256
C. 768
D. 516,096

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