The issue focused on how to get an idea from the user about the state of the system.

A user interface is the user interface for the computer system. An interface is an object that displays information about its environment. User interfaces include graphical user interfaces or GUI software interfaces. The following table lists the main aspects of user interface software interfaces.

User Interface Software Interface

Interface Description Display the user interface for user interface software software interface software interface is an application program interface that displays user interface software software interface