COMPUTER FUNDAMENTALS

INTRODUCTION TO COMPUTERS

COMPUTER NETWORKS AND THE INTERNET

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What does WAN stand for?
A
Wide Area Network
B
Wide Arena Network
C
World Area Network
D
World Arena Network
Explanation: 

Detailed explanation-1: -A Wide-area network (WAN) is a collection of local-area networks (LANs) or other networks that communicate with one another. A WAN is a network of networks, with the Internet the world’s largest WAN. It extends over a large geographical area but not as wide as the Internet.

Detailed explanation-2: -WAN-Wide Area Network Example The Internet is a WAN. A network of bank cash dispensers is a WAN. A school network is usually a LAN. LANs are often connected to WANs, for example a school network could be connected to the Internet. WANs can be connected together using the Internet, leased lines or satellite links.

Detailed explanation-3: -A WAN is a computer network that spans a wide geographical area. A WAN may be spread across cities, countries and continents. A WAN is formed by connecting LANs and MANs. Computers or networks across long distances are usually connected with optical fibre cables, satellite radio links or microwave radio links.

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