4.1 User Interfaces
Describes how this product interfaces with the user.
4.1.1 GUI
Describes the graphical user interface if present. This section should include a set of screen dumps or mockups to illustrate user interface features.
If the system is menu-driven, a description of all menus and their components should be provided.
4.1.2 CLI
Describes the command-line interface if present. For each command, a description of all arguments and example values and invocations should be provided.
4.1.3 API
Describes the application programming interface, if present. For each public interface function, the name, arguments, return values, examples of invocation, and interactions with other functions should be provided.
4.1.4 Diagnostics or ROM
Describes how to obtain debugging information or other diagnostic data.