Free Nokia 4A0-205 Practice Test & Real Exam Questions

Exam Code/Number: 4A0-205
Exam Name/Title: Nokia Optical Networking Fundamentals
Certification Provider: Nokia
Corresponding Certification: Nokia Optical Network Professional

Exam Questions: 62
Updated On: Jul 11, 2026

Question #29

Which of the following statements about Optical Add/Drop Multiplexers (OADMs) is FALSE?

A. OADMs allow the user to pass-through specific services at the wavelength optical level (express channels).

B. OADMs always require O-E-O conversion when passing-through optical channels.

C. There are two main general classes of OADMs: FOADMs and ROADMs.

D. OADMs allow the user to terminate specific services through transponders.

Discussion 0

Correct Answer: B Vote an answer

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Question #30

Which of the following statements about the contentionless feature on a CDC-F node is TRUE?

A. It represents the ability to drop the same wavelength from different degrees.

B. It represents the ability to reroute lambdas to any direction.

C. It represents the ability to drop any lambda from any Add/Drop block port.

D. It represents the ability to support the Fixed Grid standard.

Discussion 0

Correct Answer: A Vote an answer

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Question #31

Which of the following statements best describes the definition of PCT?

A. A tool supporting zero-touch power management on PSS-32 equipment.

B. A tool to validate internal fiber connectivity on CDC-F 2.0 nodes.

C. A tool supporting nodes' automatic provisioning on NFM-T.

D. A tool supporting external links autodiscovery on NFM-T.

Discussion 0

Correct Answer: B Vote an answer

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Question #32

Which application generates the commissioning file(s)?

A. NSP

B. EPT

C. NFM-T

D. CPB

Discussion 0

Correct Answer: D Vote an answer

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Question #33

By using the EPT run design command, are the previously designed elements removed?

A. Not the design is always progressive, on top of the previous design.

B. It depends, the user is prompted to choose whether to delete or leave the previously designed elements.

C. Yes, although this is not happening in case of GMPLS-enabled nodes because existing slots cannot change as they are controlled by another manager (GMRE).

D. Yes, they are but only the first time the command is launched as - for future design phases - the existing packs need to keep the same slotting.

Discussion 0

Correct Answer: B Vote an answer

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Question #34

Which of the following are the main reasons for fiber attenuation?

A. Chromatic dispersion (CD) and polarization mode dispersion

B. Small channel spacing

C. Scattering and absorption

D. Refraction and reflection

Discussion 0

Correct Answer: C Vote an answer

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Question #35

Which of the following statements is true?

A. Logs report a real time status of the node.

B. Alarms and conditions report a real time status of the node.

C. Logs report both active and historical events.

D. Alarms and conditions report only historical status of the node.

Discussion 0

Correct Answer: C Vote an answer

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