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Exam 4A0-205 All Questions

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Exam 4A0-205 topic 1 question 5 discussion

Actual exam question from Nokia's 4A0-205
Question #: 5
Topic #: 1
[All 4A0-205 Questions]

Which of the following statements is true about chromatic dispersion (CD)?

  • A. Different channels have different bandwidth and this causes different CD performances.
  • B. The fiber attenuation changes along the fiber, and when the light crosses these differences the CD takes place.
  • C. Different wavelengths propagate at different speeds within the same media and therefore different colors travel in the fiber with different speed.
  • D. The fiber attenuation introduces inter-channel interference.
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Suggested Answer: C 🗳️

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CHOK0601
1 month ago
Selected Answer: C
Cromatic dispersion
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