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Nokia 4A0-265 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Transponder and System Fault Resolution | 20% | - Optical transponder faults
|
| Troubleshooting Methodologies | 30% | - Common optical impairments
|
| Optical Network Architecture and Signal Flow | 25% | - 1830 PSS node architecture
|
| Optical Diagnostics and Monitoring Tools | 25% | - Nokia management interfaces
|
Nokia Optical Diagnostics and Troubleshooting Sample Questions:
Which of the following statements correctly describes where power adjustments can be performed?
- A. In bidirectional configurations, ingress power adjustments are performed against the ingress amplifiers, while egress power adjustments are performed against the egress amplifiers.
- B. In bidirectional configurations, both ingress and egress power adjustments are performed against the ingress amplifiers only.
- C. In unidirectional configurations, both ingress and egress power adjustments are performed against the ingress amplifiers only.
- D. When Raman pumps are used, both ingress and egress power adjustments are performed against the Raman pump directly.
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Which of the following CLI commands displays a list of the expected and measured output power for the channels whose admin state is up?
- A. show wavekey wtsource
- B. config wavekey summary
- C. show wavekey wtsource power
- D. config wavekey power detail
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Which of the following Performance Measurement (PM) type is NOT typically retrieved at an Optical Transponder (OT) line interface?
- A. Digital Wrapper (DW)
- B. Forward Error Correction - Errors Counted (FEC-EC)
- C. Ethernet collision counters
- D. Optical Power Received (OPR)
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Which of the following statements about using Nokia product documentation in the troubleshooting process is TRUE?
- A. Before investigating a problem it is important to check the User Provisioning Guide (UPG) if a possible issue has already been acknowledged by the Product Unit (PU).
- B. The Customer Release Notes (CRNs) provides instructions to perform the automated provisioning, commissioning, and power balancing functions in a customer network based on the Nokia 1830 PS5 platform.
- C. The Customer Release Notes (CRNs) document collects documented solved known issues, new issues discovered after the product software has been released.as well as software upgrade procedures and firmware details.
- D. Before investigating a problem it is important to check the Engineering and Planning Tool User Guide (EPTUG) if a possible issue has already been acknowledged by the Product Unit (PU).
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Beverly -
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