The three traditional basic applications on the Internet are

Developed by CERN, CERN organically weaves relevant data and information located in different places on the global Internet.

Step 2: Email

It exists between users on the Internet or traditional computer networks, and it is a modern postal communication method that communicates by e-mail.

3、FTP

The basis of Internet file transfer, through which users can copy files from one Internet host to another.

Extended data

Characteristics of Internet

1, advantages

(1) It is a global computer internet.

(2) It is a huge information material.

(3) Most importantly, the Internet is a big family, with tens of millions of people participating and sharing the wealth (i.e. resources) created by human beings.

2. Deficiencies

(1) has no overall planning and design, the network topology is unclear, and it lacks fault tolerance and reliability.

(2) In the commercial field, security is another big factor that puzzles users.

(3) The Internet is a network without a center.

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