Levels and Areas JN0-364 Practice Questions (Page 3)

Questions 11–15

1. 11foundation · easy

   What is the primary function of a Level 1 router in IS-IS?

   • ATo route traffic within its own area and forward traffic destined for other areas to the nearest Level 2 router.
   • BTo act as a route reflector for Level 2 routers in the backbone.
   • CTo route traffic between different IS-IS areas.
   • DTo maintain a complete routing table for the entire IS-IS domain.
   Reveal Solution Discussion Select an answer first
2. 12foundation · easy

   What is a consequence of area partitioning in IS-IS?

   • ALevel 2 routers lose connectivity to the backbone.
   • BThe area address changes automatically.
   • CLevel 1 routers in different partitions cannot communicate directly with each other.
   • DLevel 1 routers automatically become Level 2 routers.
   Reveal Solution Discussion Select an answer first
4. 13foundation · easy

   What is the purpose of route leaking in IS-IS?

   • ATo allow Level 1 routers to learn about specific routes in other areas for optimal routing.
   • BTo prevent Level 2 routers from learning about Level 1 routes.
   • CTo provide a default route to Level 1 routers.
   • DTo reduce the size of the Level 2 link-state database.
   Reveal Solution Discussion Select an answer first
5. 14foundation · easy

   Which statement about Level 2 routers in IS-IS is true?

   • ALevel 2 routers do not exchange routing information with other Level 2 routers.
   • BLevel 2 routers only maintain a link-state database for their own area.
   • CLevel 2 routers are not part of the backbone.
   • DLevel 2 routers can be used to connect multiple areas together.
   Reveal Solution Discussion Select an answer first
6. 15foundation · easy

   How does a Level 1-2 router handle routing information from Level 1 and Level 2?

   • AIt uses the Level 1 database to route inter-area traffic.
   • BIt maintains separate link-state databases for Level 1 and Level 2.
   • CIt only maintains a Level 2 link-state database.
   • DIt merges Level 1 and Level 2 information into a single database.
   Reveal Solution Discussion Select an answer first