Theme: internet

Thèmes abordés

internet, communication, computer science

Résumé du document

For centuries, the traffic (circulation) of the information in the world was embryonic. with the succession(advent) of the scientific and technical progress, we knew devices and machines such as radios, telephones, computers and others allowing the easy traffic(circulation) of the information . Internet which(who) is the object of our study is born in the 60s in America. He (it) obeys very precise logics of the kind (genre): Plus fast, farther and reliable. That - this from part its multiple advantages, also presents inconveniences.

Extraits

[...] The size(format) of basic communication is the TCP / IP (Transmission Control Protocol/Internet Protocol/Internet Protocol) .Contrary to the local networks where computers are situated in the same premises or in the little distant premises, the computers of the Internet network are spread almost everywhere in the world. It is an international network. IV- ADVANTAGES AND THE INCONVENIENCES OF INTERNETHAS THEM ADVANTAGESThrough the Internet network, the information of the whole world is within the reach of everybody. We have for example: THE ISRAELI-PALISTINIAN CONFLICT, BURDENED IN THE COUNTRIES .Il also allows to have a vision over the previous years even well before the appearance of the man on the earth). [...]

[...] THEME: INTERNETPLANINTRODUCTIONI-DEFINITION AND ORIGIN OF the INTERNET WORDIN DEFINITIONB-ORIGINEII-FONCTIONS OF INTERNET IN THE DOMAIN INFORMATION AND COMMUNICATION THE EDUCATIONAL DOMAINIII-FONCTIONNEMENT OF INTERNETTO AVAILABLE SERVICES(DEPARTMENTS)B-How to connect has internet? C-PARTICULARITE OF INTERNETIV-AVANTAGES AND INCONVENIENCES OF INTERNETIN ADVANTAGESB-INCONVENIENTSCONCLUSIONINTRODUCTIONFor centuries, the traffic (circulation) of the information in the world was embryonic. with the succession(advent) of the scientific and technical progress, we knew devices and machines such as radios, telephones, computers and others allowing the easy traffic(circulation) of the information . Internet which(who) is the object of our study is born in the 60s in America. [...]

[...] So, had then been born the ARPANET. Network year 1970, the number of users stemming from the government and from the university environment (middle) of this network increases. En1980, the various network of the American searches (researches) are connected (bound) with the others to train (form) the NSF NET. network the other countries, the similar structures develop and the grouping of all networks train(form) internet. Of 1990 à1992, the site WWW (World Wide Web) is born and gives a new image to internet.II-FONCTIONS OF INTERNETIN THE SYSTEM INFORMATION AND THE COMMUNICATIONThrough its web pages, Internet grants (tunes) information 24/24. [...]

[...] He(it) uses the HTTP protocol (Hypertext Transfer Protocol) .For the transfer of the data and the HTML formats (Hypertext Markup Language) for the presentation(display) of documents.3- INTRANET SERVICE(DEPARTMENT)It is the local area network which uses even protocols as Internet: we often say that it is Internet returned to the company. He(it) is turned to good account to reach the profit to reach the information system of the company.PUSH SERVICEIt is the most significant novelty since Internet . This new technology allows to deliver the information to the customers without that these last ones need to go to look for them. [...]

[...] The enrichment of the knowledge fault the information and the documents to leave sites of search(research) such as GOOGLES, allows the pupils to prepare presentations in all the disciplines.III-FONCTIONNEMENT OF INTERNETnetwork based on the model customer / server is. The customer computer uses a specific software to fetch the numeric information with the distant computer called a waiter(server). The (server) stores numeric(digital) data in hard disks and sends them at the request of the customer computer.HAS THEM AVAILABLE SERVICES(DEPARTMENTS)1- DEPARTMENT ELECTRONIC COURIER (E-MAIL) It is the most wide-spread application of the internet network. [...]