Describe the Operation and Behavior of LLDP, VLANs, STP, and LAG NETWORKING-FOUNDATIONS Practice Questions (Page 5)

Questions 21–25

1. 21foundation · easy

   What happens to traffic in a LAG when one of the member links fails?

   • AAll traffic in the LAG stops until the failed link is restored
   • BTraffic is rerouted through a different path using STP
   • CThe switch sends an alert to the network administrator and drops all traffic
   • DTraffic on the failed link is redistributed across the remaining active links
   Reveal Solution Discussion Select an answer first
2. 22application · medium

   A company wants to separate its finance department traffic from the engineering department traffic at Layer 2 to improve security and reduce broadcast domains. The switches are Dell PowerEdge switches. What is the most appropriate solution?

   • ACreate two separate subnets without VLANs.
   • BImplement a firewall between the two departments.
   • CUse a router to connect the two departments, but keep them in the same VLAN.
   • DConfigure two separate VLANs and assign the respective ports to each VLAN.
   Reveal Solution Discussion Select an answer first
4. 23foundation · easy

   What is the purpose of VLAN tagging in an Ethernet frame?

   • ATo prioritize the frame for quality of service
   • BTo encrypt the frame payload
   • CTo identify which VLAN the frame belongs to
   • DTo compress the frame for faster transmission
   Reveal Solution Discussion Select an answer first
5. 24application · medium

   A Dell switch is configured with VLAN 10 and VLAN 20. A workstation in VLAN 10 needs to communicate with a server in VLAN 20. The switch is not a Layer 3 switch. What is required to enable communication between the two VLANs?

   • AA single VLAN that includes both the workstation and the server.
   • BA trunk link between the switch and the workstation.
   • CA Layer 2 switch with VLAN tagging enabled on the ports.
   • DA router with an interface in each VLAN or a trunk carrying both VLANs to a router.
   Reveal Solution Discussion Select an answer first
6. 25application · medium

   A company has two Dell switches connected by four 1 Gbps links. The administrator wants to increase bandwidth and provide redundancy. Which configuration should be used?

   • AEnable LLDP on all four links.
   • BUse STP to block three of the links and keep one active.
   • CCreate a Link Aggregation Group (LAG) with the four links.
   • DConfigure each link as a separate VLAN.
   Reveal Solution Discussion Select an answer first