Networks: Types and Topologies — What a network is; LAN vs WAN; Wired vs wireless; Factors affecting network performance; Network topologies; Common network hardware
Protocols, Layers and the Internet — Why we need protocols; Common protocols you must know; Packet switching; Network layers; The internet vs the World Wide Web
Network Hardware and Topologies — Network Hardware and Topologies; Types of Network; Network Hardware; Network Topologies; Topology Comparison; Client-Server vs Peer-to-Peer
Network Protocols and Layers — Network Protocols and Layers; The TCP/IP Model; Key Protocols; Packet Switching; MAC Addresses vs IP Addresses; Domain Name System (DNS)