Master Nokia 4A0-255 Exam with Reliable Practice Questions
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Consider the exhibit showing the schematic for an NE in a deployed optical network. The traffic growth forecast is for the use of 40 channels in 3 years. The customer needs to reduce the space for the shelf. Among the following, which additional input is NOT necessary to meet these specific requirements?
Correct : D
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Consider the exhibit that shows a network with a full mesh fiber structure. Link weights indicate the cost. Future services can be requested between any node pair.
Which of the following topology represents a minimum cost design (minimum overall fiber cost) where link failure survivability is ensured?
A)
B)
C)
D)
Correct : B
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Suppose there is a 40 Gbit/s signal which has a symbol rate of Gbaud/s. Which modulation format is being used?
Correct : C
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Which of the following is NOT a functionality provided by a coherent receiver?
Correct : C
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Which of the following is recommended to reduce the latency of a 30km long link?
Correct : C
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