OSPFv2 JN0-650 Practice Questions (Page 5)

Questions 21–25

1. 21foundation · easy

   What is the key difference between a stub area and a Not-So-Stubby Area (NSSA)?

   • AAn NSSA requires a virtual link to the backbone.
   • BAn NSSA can import external routes as Type 7 LSAs.
   • CAn NSSA does not inject a default route.
   • DAn NSSA does not allow Type 3 LSAs.
   Reveal Solution Discussion Select an answer first
2. 22foundation · easy

   During which OSPFv2 adjacency state would a router send Link-State Request (LSR) packets?

   • AExStart
   • BInit
   • CLoading
   • D2-Way
   Reveal Solution Discussion Select an answer first
4. 23foundation · easy

   Which statement correctly describes how OSPFv2 routers exchange routing information?

   • AEach router floods link-state advertisements describing its local links and receives a full topology map from other routers.
   • BA central route server calculates all paths and distributes them to edge routers.
   • CEach router sends its complete routing table to all neighbors on a periodic basis.
   • DRouters exchange only the final best-path routes with directly connected neighbors.
   Reveal Solution Discussion Select an answer first
5. 24foundation · easy

   What is the primary benefit of OSPFv2 route summarization?

   • AIt increases the speed of the SPF algorithm by using a different algorithm.
   • BIt enables OSPF to support classless routing.
   • CIt reduces the size of the routing table and the number of LSAs flooded.
   • DIt eliminates the need for DR/BDR election.
   Reveal Solution Discussion Select an answer first
6. 25foundation · easy

   On which OSPFv2 network type is a Designated Router (DR) and Backup Designated Router (BDR) elected?

   • ALoopback
   • BPoint-to-point
   • CBroadcast
   • DPoint-to-multipoint
   Reveal Solution Discussion Select an answer first