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 | Objectives |
|---|---|
| Optical Network Fundamentals | - DWDM/OTN basics
|
| Optical Equipment and System Operation | - System configuration and monitoring
|
| Network Diagnostics and Troubleshooting | - Fault detection methods
|
| Maintenance and Optimization | - Network optimization techniques
|
Nokia Optical Diagnostics and Troubleshooting Sample Questions:
What is the typical severity level of a "Loss of Signal" (LOS) alarm?
- A. Critical
- B. Minor
- C. Warning
- D. Major
Correct Answer: A 🗳️
Explanation: Only visible for ActualTestsIT members. You can sign-up / login (it's free).
Which of the following statements about 1-Day PMs is TRUE?
- A. 1-Day PMs show measurements collected since the beginning of the current day. Up to 33 bins are available for data storing.
- B. 1-Day PMs show measurements collected over the preceding 24 hours. Up to 8 bins are available for data storing.
- C. 1-Day PMs show measurements collected over the preceding 24 hours. Up to 33 bins are available for data storing.
- D. 1-Day PMs show measurements collected since the beginning of the current day. Up to 8 bins are available for data storing.
Correct Answer: B 🗳️
Explanation: Only visible for ActualTestsIT members. You can sign-up / login (it's free).
Consider the exhibit. A single directional fiber cut is occurring between two amplifiers in bidirectional configuration. Which node(s) will report a "LD Input LOS" alarm?
- A. Node C only
- B. Node A and Node B
- C. Node A only
- D. Node B only
Correct Answer: D 🗳️
Explanation: Only visible for ActualTestsIT members. You can sign-up / login (it's free).
Which of the following statements about the Wavelength Tracker (WT) capability is TRUE?
- A. Wave Keys are originated by optical amplifiers.
- B. WT is compatible with other vendor domains, but the user must make sure that Wave Keys are unique on the crossed domains.
- C. WT uses a unique identifier based on a pair of numbers encoded by Raman amplifiers into each service wavelength direction.
- D. WT uses a unique identifier based on a pair of numbers encoded by Optical Transponders OTs) into each service wavelength direction.
Correct Answer: D 🗳️
Explanation: Only visible for ActualTestsIT members. You can sign-up / login (it's free).
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