FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Wide Area Network (WAN) – A network infrastructure that provides access to other networks over a wide geographical area, which is typically owned and managed by a telecommunications service provider.

Detailed explanation-2: -A wide-area network (WAN) is the technology that connects your offices, data centers, cloud applications, and cloud storage together. It is called a wide-area network because it spans beyond a single building or large campus to include multiple locations spread across a specific geographic area, or even the world.

Detailed explanation-3: -Cloud or internet area networks (IAN)

Detailed explanation-4: -The Internet itself is a type of WAN, because it covers the entire globe. Although a network connecting LANs in the same city, like a group of offices belonging to the same company, are usually called metropolitan area networks.