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Nokia Optical Diagnostics and Troubleshooting Sample Questions:

1. Consider the exhibit. A single directional fiber cut is occurring between two amplifiers in unidirectional configuration with Raman pump.
Multiple services are crossing the affected span.
Which node(s) will report an Incoming Payload LOS" alarm?

A) Node C only.
B) Neither Node A nor Node C.
C) No node, as a Raman pump is used in Node A.
D) Both Node A and Node C

2. Consider the exhibit which shows an EPT Power Management Report referring to an ingress amplifier. What is the available output optical power range?

A) 0.56 to 1.72 dB
B) -0.6 to 1.72 dB
C) -0.02 to 1.14 dB
D) 0.56 to 1.14 dB

3. Which of the following correctly describes how a unidirectional amplification stage works?

A) * Incoming optical signals are boosted by the ingress amplifier.
* Outgoing optical signals pass through the ingress amplifier but are not boosted.
B) * Incoming optical signals are boosted by the ingress amplifier.
* Outgoing optical signals do not pass through the ingress amplifier.
C) * Incoming optical signals are boosted by the ingress amplifier.
* Outgoing optical signals are also boosted by the ingress amplifier.
D) * Incoming optical signals pass through the ingress amplifier but are not boosted.
* Outgoing optical signals are boosted by the ingress amplifier.

4. Consider the exhibit. Given the following power readings, what is the calculated span loss from Node A to Node B?

A) 2.0 dB
B) 8.0 dB
C) 5.0 dB
D) 10.0 dB

Solutions: