Technology
What is Computer networks?
A computer network is a group of devices connected so they can share data and resources. From a home Wi-Fi setup to the global internet, networks let computers, phones, and servers communicate using shared rules called protocols.
See it, don’t just read it.
Watch a 2-minute lesson with voice + animation that explains computer networks.
Key things to understand
- 1It's devices linked to share data and resources.
- 2They communicate using rules called protocols.
- 3Networks range from home Wi-Fi to the global internet.
- 4Hardware like routers and switches connects them.
Frequently asked questions
- What is a computer network?
- A set of connected devices that can communicate and share data and resources with each other.
- What's the difference between a LAN and WAN?
- A LAN covers a small area like a home or office; a WAN spans large distances, like the internet.
- What is a network protocol?
- A shared set of rules that lets devices format, send, and understand data, like TCP/IP.