FINLANDIA SCHOOLA computer network is a group of two or more computers and other devices (like printers or servers) that are interconnected (linked together) to communicate and share data/resources.
Types of Computer Networks
Local Area Network (LAN): Connects/covers computers within a small geographical area, like a classroom, single building or office connected to one Wi-Fi router.
Metropolitan Area Network (MAN): Connects computers within a city. E.g. a bank connecting all its branches, a cable tv network covering a whole city.
Wide Area Network (WAN): Connects computers over large distances, like between cities or countries. E.g. the internet.
Components of a Computer Network
Computers: The devices that send and receive information.
Network Devices: Such as switches, routers, and hubs, which help connect computers.
Cables/Wireless: Used to connect computers physically or wirelessly.
Network Software: Programs that help computers communicate.
How Computer Networks Work
Connection: Computers are connected using cables or wireless signals.
Communication: Computers send and receive data (like files, messages, or videos).
Sharing Resources: Computers can share printers, files, and internet connections.
Advantages of Computer Networks
Sharing Information: Easy to send messages and files.
Resource Sharing: Multiple computers can use the same printer or internet.
Collaboration: Students and teachers can work together easily.
File and data sharing.
Communication
Centralized management.