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Computer Networks
Hierarchical Routing
Q
Which of the following statement is incorrect in case of hierarchical routing?
AA. Simple
BB. No collisions
CC. Non-optimal
DD. Reservation based scheduling
Correct Answer:
C. C. Non-optimal
Explanation:
Hierarchical routing does not provide optimum paths for the packet transmission, because every router is not aware of the routes other that the core routers. And, each region may use different local routing algorithms which makes routing non-optimal.