Meaning of networks (what they are, concept and definition)

What are Networks:

Nets are artifacts made of threads or cords that are tied together like meshes. They are used for fishing, hunting or holding.

The concept of networks, however, can also be used as an analogy in reference to a set of interconnected and organized elements to achieve a common end or objective.

In this way, the concept of networks can designate different realities: a telephone network that intercommunicates a population; a transport, rail or road network that allows mobility from one place to another; computer or computer networks, for the exchange of information (the internet itself is a network), etc.

Social networks

Social networks can be defined as virtual communities that use web platforms on the internet to offer functionalities of various types, mainly communication between people, companies or organizations.

On social networks, you can create communities of people who share content and information of interest with each other. They have brought about a revolution in communications.

See more about Social Networks.

Computer networks

In computing, networks designate a set of computers or devices connected to each other for the exchange of resources (such as hardware or software ) and information.

Computer networks can be classified according to their size (number of connected equipment), transfer speed and network reach (geographical distances).

Types of computer networks

The types of data communication networks according to their scope are classified into LAN, MAN, WAN and WLAN. LAN is the simplest version of network and can have two to three computers (PAN) or up to 1,000 connected users. Below is an explanatory table.

Network type according to scope	Definition	Connection	Example
LAN (local area network)	Teams connected within a small geographic area in the same organization and with the same technology.	Generally via ethernet.	Home or small office use.
MAN (metropolitan area network)	Connection of various LANs that communicate as part of the same local area network.	Switches or routers (fiber optics).	Organizations, companies.
WAN (wide area network)	Connection of multiple LANs over great geographical distances.	Routers	Internet.
WLAN (wireless local area network)	Two point connection through electromagnetic waves.	Satellites and microwaves.	Wifi and lifi.

See also:

• Wifi.Lifi.