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Nokia 4A0-265 Exam Syllabus Topics:

Nokia Optical Diagnostics and Troubleshooting Sample Questions:

Question 1

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

Question 2

Which of the following statements about the Wavelength Tracker (WT) capability is TRUE?

A. WT is compatible with other vendor domains, but the user must make sure that Wave Keys are unique on the crossed domains.
B. Wave Keys are originated by optical amplifiers.
C. WT uses a unique identifier based on a pair of numbers encoded by Optical Transponders OTs) into each service wavelength direction.
D. WT uses a unique identifier based on a pair of numbers encoded by Raman amplifiers into each service wavelength direction.

Question 3

Which of the following statements best describes the output of the CLI command: show wavekey wtmonitor
1/6/LINE summary?

A. A list of all channels detected against the selected interface (in and out); it shows if a Wave Keys pair is expected, if a Wave Keys pair is received, and if the received Wave Keys pair is unexpected.
B. A list of all channels on this interface for which any Wave Keys pair is being received.
C. A list of all channels detected against the selected interface, including Wave Keys pair, channel status, expected and measured power, allowed deviation, and tolerance.
D. A list of the unexpected channels detected against the selected interface.

Question 4

Suppose a network operator needs to configure the 10GbE client interface 1/7/C1 with a GFP-F encapsulation mode. Which command should be used?

A. config encmode interface 1/7/C1 10client gfp-f
B. config interface 1/7/C1 encmode 10client gfp-f
C. config interface 1/7/C1 tenGige encmode gfp-f
D. config encmode interface 1/7/C1 tenGige gfp-f

Solutions: