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Nokia Optical Diagnostics and Troubleshooting Exam

Last Update Dec 22, 2024
Total Questions : 40 With Methodical Explanation

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Nokia Optical Diagnostics and Troubleshooting Exam Questions and Answers

Questions 1

Which of the following statements best describes the Forward Error Correction (FEC) technique?

Options:

A.

FEC enables errors to be detected and data to be retransmitted. This technique is effective only above a specified OSNR threshold.

B.

FEC enables errors to be detected and data to be retransmitted. This technique is effective only below a specified OSNR threshold.

C.

FEC enables errors to be detected and corrected without retransmission. This technique is effective only above a specified OSNR threshold.

D.

FEC enables errors to be detected and corrected without retransmission. This technique is effective only below a specified OSNR threshold.

Questions 2

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

Options:

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.

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.

C.

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).

D.

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.

Questions 3

Which of the following statements about optical power vs amplification stages is TRUE?

Options:

A.

Ingress amplifiers are always more powerful [than egress amplifiers, to reduce the impact of non-linear effects.

B.

When channels pass through amplifiers, all of them always experience a similar amplification.

C.

When multiple channels pass through a shared port (for example, an amplifier line interface), the total aggregated power reflects the number of channels currently present.

D.

The Optical Supervisory Channel (OSC) is amplified when passing through all amplifier types, except for Raman which is not based on EDFA.