Traditional Multitier Architectures JN0-281 Practice Questions (Page 5)

Questions 21–25

1. 21foundation · easy

   In a traditional multitier data center, which layer is responsible for enforcing policies and providing load balancing between the access and core layers?

   • AEdge layer
   • BAccess layer
   • CAggregation layer
   • DCore layer
   Reveal Solution Discussion Select an answer first
2. 22foundation · easy

   Which of the following is a typical capability of an access layer switch in a multitier architecture?

   • APerforming stateful firewall inspection.
   • BProviding high-speed routing between data centers.
   • CActing as a load balancer for web servers.
   • DSupporting VLAN segmentation for different server groups.
   Reveal Solution Discussion Select an answer first
4. 23foundation · easy

   Which protocol is commonly used to provide default gateway redundancy for servers in a multitier architecture?

   • ABorder Gateway Protocol (BGP)
   • BVirtual Router Redundancy Protocol (VRRP)
   • CSpanning Tree Protocol (STP)
   • DLink Aggregation Control Protocol (LACP)
   Reveal Solution Discussion Select an answer first
5. 24application · medium

   A company is designing a three-tier data center and wants to ensure that if an entire aggregation switch fails, the access switches it supports remain operational. Which mechanism should be implemented?

   • APlacing a firewall between the access and aggregation layers
   • BConfiguring a single high-speed link from the access switch to the aggregation switch
   • CDual-homing each access switch to two different aggregation switches
   • DImplementing Link Aggregation (LAG) between the access switch and a single aggregation switch
   Reveal Solution Discussion Select an answer first
6. 25foundation · easy

   What is a common limitation of traditional multitier architectures?

   • AThey are only suitable for small networks with fewer than 100 devices.
   • BThey require all traffic to pass through the core, even within the same rack.
   • CThey have limited scalability due to oversubscription and increased latency at higher layers.
   • DThey cannot support any redundancy.
   Reveal Solution Discussion Select an answer first