GATE CSE 2023 Q25: Incorrect statements about OSPF

Which of the following statements is/are INCORRECT about the OSPF (Open Shortest Path First) routing protocol used in the Internet?

Try it: multiple select: one or more correct options

Select all correct options. No negative marking, no partial marks.

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Answer: A, C (official GATE 2023 final answer key)

Concept used: OSPF is a link-state, intra-domain protocol with areas; BGP is the inter-domain protocol.

First step: Recall whether OSPF is link-state or distance-vector, and whether it runs inside or between autonomous systems.

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Source: official GATE 2023 CS question paper and final answer key, organised by IIT Kanpur. Question paper · Answer key