Describe Cisco's three-layer hierarchical model. Cisco's three-layer hierarchical model is a networking design
What is the difference between a managed and unmanaged switch? Managed and unmanaged switches are devices used in computer networks
Explain the purpose of Cisco IOS. Cisco IOS (Internetwork Operating System) is a proprietary operating system
Differentiate between a router and a switch. Routers and switches are both networking devices, but they serve