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The internet is like a spider's web, a network made up other networks and in whose crosses nodes can be found. Each node is one computer ore one smart device connected with others. For the network work properly there are several protocols: a set of rules for exchanging information between connected devices. The communication between this is done through the TCP/IP, protocol, that is, through a client-server estructure

# data[].attributes.body
Means: Domain Name System, it assigns a name to each computer

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Means: Internet Service Provider, it is a company that provides internet access

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is a device with access to resources in another computer known as server, usually through a computer network.

# data[].attributes.body
is a set of equipment and software connected to each other by means of physical devices that send and receive data. It has the purpose of sharing information, resources offering services and ensuring reliability