What is a Network?

A network is a connection of two or more computers, allowing them to communicate and share resources. It can be a small local network within a single building or a wide-reaching global network connecting computers across the world. Networks are essential in today's digital age as they enable sharing of information, resources, and services.

Types of Networks

There are several types of networks, including:

• LAN (Local Area Network): A network that connects devices within a limited area such as a home, office, or building.
• WAN (Wide Area Network): A network that spans a large geographical area, connecting devices across cities or even countries.
• Wireless Networks: Networks that use wireless technology, such as Wi-Fi, to connect devices without the need for cables.
• Internet: The largest network in the world, connecting billions of devices globally.

Functions of Networks

Networks serve various functions, including:

• File Sharing: Allowing users to access and share files and resources across the network.
• Communication: Facilitating communication through email, messaging, video calls, etc.
• Resource Sharing: Sharing hardware devices such as printers and scanners.
• Internet Connectivity: Providing access to the internet for users on the network.