Computer Networks Basics A computer network is a group of interconnected computers and devices that can share resources and communicate with each other....
A computer network is a group of interconnected computers and devices that can share resources and communicate with each other. These devices can be located in the same building, on the same continent, or even across the globe.
A Local Area Network (LAN) is a private network that connects computers in a single building. The devices are typically connected to a single cable or wireless connection. LANs are commonly used for office networking, where employees can share printers, scanners, and other resources.
A Wide Area Network (WAN) is a public network that connects computers in different buildings, cities, and even countries. WANs are typically used for business networking, where companies can share data, printers, and other resources across their entire organization.
Here's a table summarizing the key differences between LANs and WANs:
| Feature | LAN | WAN |
|---|---|---|
| Location | Private | Public |
| Number of devices | Limited | Unlimited |
| Connection | Cable or wireless | Cable or wireless |
| Security | Typically more secure | Typically less secure |
| Cost | Typically more expensive | Typically less expensive |
| Typical use | Office networks | Business networks |
Examples:
LAN: A company with 10 computers in a single office would use a LAN to share resources and communication.
WAN: A global company with offices in different cities would use a WAN to share data and resources across the world.
Computer networks are essential for businesses of all sizes to operate effectively. They allow employees to work together efficiently and share resources, and they also make it possible for businesses to conduct international trade and marketing