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

2. 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.

3. Which of the following statements about using Nokia product documentation in the troubleshooting process is TRUE?

A) Before investigating a problem it is important to check the Engineering and Planning Tool User Guide (EPTUG) if a possible issue has already been acknowledged by the Product Unit (PU).
B) Before investigating a problem it is important to check the User Provisioning Guide (UPG) if a possible issue has already been acknowledged by the Product Unit (PU).
C) The Customer Release Notes (CRNs) document collects documented solved known issues, new issues discovered after the product software has been released.as well as software upgrade procedures and firmware details.
D) The Customer Release Notes (CRNs) provides instructions to perform the automated provisioning, commissioning, and power balancing functions in a customer network based on the Nokia 1830 PS5 platform.

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

A) 11.5
B) 2.5
C) 8.0
D) 1.5

Solutions: