The interfaces are commonly referred to as the TUI, GUI, and VUI. TUI stands for the telephone user interface and represents the options available via the buttons on the phone (1-9, *, and #).

Through a little known command line argument, applications that configure custom protocol handlers and are are developed using the Qt5 graphical user interface ... and Cisco WebEx (CVE-2019-1636 ...

It wasn't just cost and Moore's law. The graphical user interface -- now known as the GUI ("gooey") -- is what really made computing widespread, personal and ubiquitous. Its friendly icons and ...