Internet History and Growth
Доклад, 27 Марта 2013, автор: пользователь скрыл имя
Краткое описание
The Telegraph
Invented in the 1840s.
Signals sent over wires that were established over vast distances
Used extensively by the U.S. Government during the American Civil War, 1861 - 1865
Morse Code was dots and dashes, or short signals and long signals
The electronic signal standard of +/- 15 v. is still used in network interface cards today
Содержание
Internet History
Internet Evolution
Internet grown UP