A network is a group of two or more connected systems or devices that can share resources, data, or information. In computer terms, a network allows computers and other devices (like phones, printers, or servers) to communicate with each other.
Types of Networks:
1. LAN (Local Area Network): Covers a small area like a home, school, or office.
2. WAN (Wide Area Network): Covers a large area, such as the internet.
3. MAN (Metropolitan Area Network): Covers a city or large campus.
Common Components:
Devices: Computers, phones, printers
Network hardware: Routers, switches, hubs
Transmission media: Cables, Wi-Fi signals
Protocols: Rules for communication (e.g., TCP/IP)