Автор работы: Пользователь скрыл имя, 08 Февраля 2014 в 17:23, реферат
I would like to tell you about telecommunications and their developing. We can not deny the role of telecommunications in our life. The Internet, phones, telegraph, cell phones, radio, television are all the means of communication or telecommunication. Nowadays we live in information era, when information is the key and engine of progress. Our society needs perfect means of information exchange that is why all types of telecommunication are under the permanent developing.