Free Nokia 4A0-255 Exam Actual Questions

The questions for 4A0-255 were last updated On Apr 22, 2025

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Question No. 1

Consider the exhibit, where the two highest ports are OT line ports. Which of the following statements is correct?

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Correct Answer: D

Question No. 2

Consider the exhibit that shows a link power budget diagram. Which of the following is represented at location 2?

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Correct Answer: A

Question No. 3

Which of the following best describes Flexgrid?

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Correct Answer: A

Question No. 4

Consider an OTN-based network controlled by GMPLS. Which of the following statements is correct?

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Correct Answer: D

Question No. 5

Which of the following can be detected through power monitoring with an Optical Time Domain Reflect meter?

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Correct Answer: B