quartz/content/notes/consoles-terminals-shells.md

title	tags
consoles-terminals-shells	cosc202

• console -> io device which is part of a computer (physical terminal)
  • console is the device: -> terminal is program inside that device
• terminal -> text input output environment (can be remote)
  • windows terminal
• notes/shell -> program which the terminal/console sends input to which sends command to the OS
  • notes/unix-shell
  • powershell
  • cmd
  • bash, fish, zsh, ksh, sh, tsch

0.1.1 BREIF HISTORY

1. At first only main console
2. Then multiple terminals which allowed mulitple people to use one computer
3. Graphics support
4. Console + terminal merged
5. Virtual terminals -> no need for direct hardware control -> replaced by OS