ＣＵＩ

noun

character-based user interface; CUI

Computing term for a text-based interface, as opposed to a graphical user interface (GUI).

• このアプリはＣＵＩで操そう作さする。

  This application is operated via a character-based user interface.

• ＣＵＩとＧＵＩの違ちがいを説せつ明めいしてください。

  Please explain the difference between CUI and GUI.