4A0-205: Nokia Optical Networking FundamentalsDemo

By Nokia · Question Mode

QuestionQ27

Basics of optical network design

What is the primary purpose of an optical amplifier?

  • A Demodulating the incoming signal
  • B Compensating for optical power attenuation
  • C Compensating for chromatic dispersion
  • D Compensating for attenuation through an optical-electrical-optical amplification
Explanation

An optical amplifier raises the power of an optical signal to compensate for attenuation incurred along an optical fiber link, without converting the signal to the electrical domain.

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