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Nokia Optical Diagnostics and Troubleshooting Sample Questions:

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

2. Which of the following is a passive component in a CDC-F network configuration?

A) IRDM20 Integrated ROADM
B) WR20-TFM Wavelength Router
C) 130SCX10 Optical Transponder
D) MSH4-FSB Fiber Shuffle Module

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

4. Consider the exhibit which shows part of an EPT Schematic View. Which number refers to the Wavelength Router (WR8-88) block?

A) 3
B) 1
C) 5
D) 2
E) 4

Solutions: