difference between pty and tty

[kiradeep]

can anybody out there tell me the exact difference between
a pty and tty in linux..
i have read the documentation part but couldn't make things out of it..

[drakebasher]

can anybody out there tell me the exact difference between
a pty and tty in linux..
i have read the documentation part but couldn't make things out of it..

Exact, no. But my understanding is that a tty is where you have a physical keyboard and a physical non-graphics screen. A pty is a pseudo-tty where you don't have exactly this: I think the terminal screen in X-windows is a pty and I think that if you access a remote system, you will use a pty.