Exam Name: Nokia Optical Diagnostics and Troubleshooting
Certification Provider: Nokia
Corresponding Certification: Nokia Optical Network Services Expert
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Nokia 4A0-265 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Optical Network Architecture and Signal Flow | 25% | - 1830 PSS node architecture
|
| Transponder and System Fault Resolution | 20% | - Optical transponder faults
|
| Optical Diagnostics and Monitoring Tools | 25% | - Nokia management interfaces
|
| Troubleshooting Methodologies | 30% | - Alarm and condition interpretation
|
Nokia Optical Diagnostics and Troubleshooting Sample Questions:
Which of the following statements best describes the payload type setting?
- A. Payload type attribute is recorded within the client payload and must be entered manually.
- B. Payload type attribute Is recorded within the client payload and can be set automatically.
- C. Payload type attribute is recorded within the OTN overhead and must be entered manually.
- D. Payload type attribute is recorded within the OTN overhead and can be set automatically or manually.
Explanation: Only visible for PrepAwayExam members. You can sign-up / login (it's free).
Which of the following Performance Measurement (PM) type is NOT typically retrieved at an Optical Transponder (OT) line interface?
- A. Ethernet collision counters
- B. Digital Wrapper (DW)
- C. Optical Power Received (OPR)
- D. Forward Error Correction - Errors Counted (FEC-EC)
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Consider the exhibit. Given the following power readings, what is the calculated span loss from Node A to Node B?
- A. 11.5
- B. 1.5
- C. 8.0
- D. 2.5
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Which of the following is NOT a characteristic of an Optical Supervisory Channel Loss of Signal (OSC LOS) issue, in case that no "LD Input LOS" alarms are raised against the involved amplifiers?
- A. A "Data Link Down" alarm is raised on the adjacent node.
- B. Traffic does not pass between the local and adjacent nodes.
- C. An "Incoming SUPVY LOS" alarm is raised on the local node.
- D. A "Power Adjustment Required" alarm is eventually raised on the local node.
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