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

2. Suppose a unidirectional amplifier has been plugged into slot 1/13. Which command should the user enter to retrieve the OSC pluggable module type?

A) show interface 1/13/OSC detail
B) show interface 1/13/OSC
C) show interface 1/13/OSCSFP detail
D) show interface 1/13/OSCSFP

3. Suppose a node is experiencing a little unexpected attenuation over the Optical Supervisory Channel (OSC) transmit direction. Which of the following statements is FALSE?

A) A "Data Link Down" alarm will raise on the adjacent node.
B) No OSC-related alarms will raise on the local node.
C) Traffic will pass between the local and adjacent node.
D) A Power adjustments action will fail on the local node.

4. 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) Traffic does not pass between the local and adjacent nodes.
D) An "Incoming SUPVY LOS" alarm is raised on the local node.

Solutions: