Nokia Exam 4A0-255 Topic 10 Question 14 Discussion

Actual exam question for Nokia's 4A0-255 exam

Question #: 14
Topic #: 10

What is guardband required for?

ATo reduce the impact of chromatic dispersion.

BTo properly use the available bandwidth of the fibers.

CTo enable each channel to support a higher modulation format.

DTo reduce non-linear impairments between coherent and non-coherent channels.

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Suggested Answer: D

by Sheridan at Nov 16, 2022, 10:00 PM

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