The Internet strongly located for a long time in life of modern people, and for some of them it is the only way of self-expression and search of friends or quite good option of earnings. Nevertheless, as it is ridiculous, but very few people will be able to answer the question "what is the Internet?" at once as a rule, "world wide web", and here interpretation of this concept already, in literal sense, a trick will become the obvious answer.
The Internet is the huge information system which subordinated to itself the whole world. In spite of the fact that it arose rather recently, in 1973, today difficultly to imagine life without network. Thanks to creation of the Internet, each person by means of the computer can join huge and almost inexhaustible well of information, find the answer to any interesting question, make friends and even to earn.
The Internet entangled the planet like a spidery web, and this term gave official naming to the Internet – World Wide Web. The first letters of these words precede the e-mail addresses which users gather in the browsers. By the way, some people mistakenly call the browser the Internet, however it is only the program which makes a difficult information structure of network available for human perception.
The Internet is a set of the computer networks having a uniform address space. Information is stored on special server computers, they provide to personal computers Internet access. Servers are of different function: the Web server, mail, FTP for file sharing, chats and the systems of broadcasting (radio, television).
Each computer has in network the identification number (IP), each website – the address. Computers are connected to network on different channels: telephone cable, satellite communication and so forth. Communication with the Internet is provided by provider with whom the user signs the agreement.
Despite distinction of ways of connection, technology of communication one is a family of protocols of TCP/IP (Transmission Control Protocol/Internet Protocol). The protocol is a rule by which the computer contacts the server. In family of protocols the HTTP protocol which is responsible for work with the text enjoys the greatest popularity. Any page contains the text in the Internet therefore HTTP is used during the work with any website. The POP and SMTP protocols which are responsible for receiving and sending electronic messages and also FTP for transfer and obtaining files are not less important.
The most important criterion of work of the Internet for any user is an information transmission rate. Technical progress follows with great strides, and every day work with network becomes more available. The quantity of the websites grows in geometrical progression, more and more opportunities for implementation practically of all human activities appear.
The Internet is a communication, entertainment, education, trade and earnings. Communication on network allows to contact any user in every spot on the globe. The huge range of entertainments will not allow anybody to get bored: both movies, and music, and photos, and personal video which can be transferred to acquaintances and friends or to upload it to the website.
Many educational institutions opened for the students the new horizons thanks to training online. Modern technologies allow to study those who physically or for other reasons cannot be present at audiences. And if at the very beginning of emergence of remote education it was perceived not by all seriously, then now it is officially operating system of training of new personnel giving professional knowledge.
Online stores carry out the trade in the commonwealth with electronic payment service providers and succeed, opportunities for advertizing in network is much bigger. Technical means allow to make the order at any time, and, without leaving the house, to receive the purchase.
Earnings in network gain steam, expanding opportunities every day. Freelancers work round the clock, and at any moment the potential customer can get a ready job without delays and problems. There are no working hours and lunch breaks.