1. E-mail (E-mail) is a simple and cheap solution to the problems of maintaining constant contact between people. E-mail allows you to create a text message on your computer and send it via the network to another user. You can also send any information by e-mail: video and audio files, photos, spreadsheets in a certain format, graphic files, programs, etc. The disadvantage of both traditional (paper) mail and E-mail is that the sender never knows when his Respondent will read the message. Continue reading
FTP is a direct access service that requires a full Internet connection.
WWW (World Wide Web) – direct access service that requires a full Internet connection and allows you to interactively interact with the information provided on the web – sites. It is the most modern and convenient Internet service. It is based on the principle of hypertext and is able to present information using all possible multimedia resources: video, audio, graphics, text, etc. Interaction is carried out on the principle of client – server using hypertext transfer Protocol ( Hyper Text Transfer Protocol, HTTP). Using the HTTP Protocol, the WWW service allows you to exchange documents in hypertext markup language – Hyper Text Markup Language) format, which ensures that the content of documents is displayed properly in users ‘ browsers. Continue reading
Over the past decade, global computer and information networks – a unique symbiosis of computers and communications-have been increasingly developed. All countries are actively joining global networks. More than 30 million people use the world system of computer communications every day. The need for means of structuring, accumulation, storage, search and transmission of information is increasing. These needs are met by information networks and their resources. The joint use of network resources (software libraries, databases, computing power) is provided by the technological complex and means of access. Continue reading