Exam 100-101 Topic 3 Question 68 Discussion

Actual exam question for Facebook's 100-101 exam
Question #: 68
Topic #: 3
Which characteristics are representative of a link-state routing protocol? (Choose three.)

Suggested Answer: A,C,D Vote an answer

Each of routers running link-state routing protocol learns paths to all the destinations in its
"area" so we can say although it is a bit unclear.
Link-state routing protocols generate routing updates only (not the whole routing table)
when a change occurs in the network topology so
Link-state routing protocol like OSPF uses Dijkstra algorithm to calculate the shortest path -
> .
Unlike Distance vector routing protocol (which utilizes frequent periodic updates), link-state
routing protocol utilizes event-triggered updates (only sends update when a change occurs)
->

by Derrick at Aug 18, 2026, 11:56 AM

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