Computer networks refer to a collection of interconnected devices (such as computers, servers, routers, switches, and other hardware) that communicate with each other to share resources and exchange data. Networking allows these devices to communicate over various media, including wired (like Ethernet cables) and wireless (like Wi-Fi and cellular networks). ### Key Components of Computer Networks: 1. **Devices**: These include end-user devices (like computers and smartphones), servers, switches, routers, and other networking hardware.
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