Nokia Optical Diagnostics and Troubleshooting: 4A0-265 Exam Premium File as PDF & Test Engine

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Nokia Optical Diagnostics and Troubleshooting Sample Questions:

1. 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) config wavekey power detail
B) show wavekey wtsource
C) config wavekey summary
D) show wavekey wtsource power

2. 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 "Power Adjustment Required" alarm is eventually raised on the local node.
B) A "Data Link Down" alarm is raised on the adjacent node.
C) An "Incoming SUPVY LOS" alarm is raised on the local node.
D) Traffic does not pass between the local and adjacent nodes.

3. Consider the exhibit. What do the different colored green columns indicate?

A) Optical power levels measured multiple times against a specific interface, at 24-hour intervals for the same wavelength.
B) Optical power levels measured at different interfaces throughout the optical path of a single wavelength.
C) Optical power levels measured for multiple wavelengths against a specific interface.
D) The average optical power levels measured for multiple wavelengths throughout their shared optical path.

4. A power adjustment has succeeded conditionally because of gain settings set to higher levels than expected by design. Which of the following alarms will raise?

A) Amplifier Gain Tilt Adjustments Suspended (PWRTILTSUSP)
B) Power Adjustment Failure (PWRADJFAIL)
C) Invalid topology (PRCDRERR-TOPO)
D) Gain Adjustment Exceeded Max Value (PWRMAXGAIN)

Solutions: