(1) In text-based systems, a row of characters.
(2) In graphics-based systems, a row of pixels.
(3) See
LINE messaging system.
(4) A communications channel. See
line card and
port.
The First Lines
This photo, taken at Broadway and Cortlandt Streets in New York in 1883, shows a nation exploding with its first communications. The very same thing is happening today with the Internet, only the infrastructure is not visible. (Image courtesy of AT&T.)