642-321 Cisco Optical SDH Exam (SDH) Practice Test

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642-321 Cisco Optical SDH Exam (SDH)

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Demo Question 3.

Formula exhibit: With regard to SONET/SDH optical calculations, what will the given formula provide?

A. Fiber loss
B. OSNR level
C. Post amplification
D. Index of reflection
E. Index of refraction
F. Power post amplification budget

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Answer: A

Explanation:

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