What is screen and purpose of screen in HCI?
Screen design describes the design of graphical user interfaces. Screen design includes a wide variety of applications where screens or displays can be used as part of human-machine interaction. Screen design should be distinguished from the functions of a graphical user interface.
What is the effect of poor user interface design?
Not only does the bad UI design totally destroy the creativity behind the designers, but also delivers misunderstanding info to users. All of those will altogether bring users a sense of confusion, frustration and even anger.