tui because its not an icon
textual user interface
tui
GUI
its gui
ina mo!
ina mo!
Tui
its gui
WordStar is a word processing program and not an operating system. The WordStar program is most likely a TUI since it is a text based software vs. GUI which is graphic based.
gui
what is internet explorer 6.0 edition
gui
its either tui or gui