4A0-100 · Question #271
Which of the following statements about OSPF routing protocol is FALSE?
The correct answer is D. It uses hop-count for route selection. OSPF (Open Shortest Path First) is a Link-State protocol that uses: Cost (based on bandwidth) as its metric. Dijkstra's algorithm to compute shortest path trees. Supports hierarchical routing with areas (e.g., Area 0 as backbone). Routers exchange LSAs, not full routing tables…
Question
Which of the following statements about OSPF routing protocol is FALSE?
Options
- AIt is a link state protocol.
- BIt supports hierarchy using multiple areas.
- CIt supports VLSM and address aggregation.
- DIt uses hop-count for route selection.
How the community answered
(44 responses)- A5% (2)
- B7% (3)
- C16% (7)
- D73% (32)
Explanation
OSPF (Open Shortest Path First) is a Link-State protocol that uses: Cost (based on bandwidth) as its metric. Dijkstra's algorithm to compute shortest path trees. Supports hierarchical routing with areas (e.g., Area 0 as backbone). Routers exchange LSAs, not full routing tables. Option D is FALSE - OSPF does not use hop-count. That's a RIP (Distance Vector) feature.
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