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Nokia 4A0-265 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Optical Diagnostics and Monitoring Tools | 25% | - Performance Monitoring (PM) data analysis
|
| Topic 2: Optical Network Architecture and Signal Flow | 25% | - Amplifier configurations
|
| Topic 3: Transponder and System Fault Resolution | 20% | - Optical transponder faults
|
| Topic 4: Troubleshooting Methodologies | 30% | - Common optical impairments
|
Nokia Optical Diagnostics and Troubleshooting Sample Questions:
1. 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 interface 1/7/C1 tenGige encmode gfp-f
B) config encmode interface 1/7/C1 tenGige gfp-f
C) config encmode interface 1/7/C1 10client gfp-f
D) config interface 1/7/C1 encmode 10client gfp-f
2. Refer to the exhibit, which shows a conditions list from the 1830 PSS GUI. (i) What is the total number of alarms reported? (ii) How many service affecting alarms are displayed? (iii) How many conditions are displayed?
A) (i) total number of alarms = 4
(ii) number of service affecting alarms = 14
(iii) number of conditions = 2
B) (i) total number of alarms = 2
(ii) number of service affecting alarms = 2
(Hi) number of conditions = 18
C) (i) total number of alarms = 7
(ii) number of service affecting alarms = 5
(Hi) number of conditions = 7
D) (I) total number of alarms = 5
(ii) number of serviceaffectingalarms = 2
(Hi) number of conditions = 14
3. 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) Gain Adjustment Exceeded Max Value (PWRMAXGAIN)
C) Power Adjustment Failure (PWRADJFAIL)
D) Amplifier Gain Tilt Adjustments Suspended (PWRTILTSUSP)
4. 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, including Wave Keys pair, channel status, expected and measured power, allowed deviation, and tolerance.
B) A list of the unexpected channels detected against the selected interface.
C) A list of all channels on this interface for which any Wave Keys pair is being received.
D) 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.
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: C | Question # 3 Answer: D | Question # 4 Answer: D |








