What is the information that's always present without requiring user interaction called?

1. What is the meaning of user interface?
2. What is user control and freedom?
3. How would you define usability?
4. What is consistency and standards?

What is the meaning of user interface?

The user interface (UI) is the point of human-computer interaction and communication in a device. This can include display screens, keyboards, a mouse and the appearance of a desktop. It is also the way through which a user interacts with an application or a website.

What is user control and freedom?

Jakob Nielsen's third usability heuristic for user interface design is user control and freedom. This principle states: Users often choose system functions by mistake and will need a clearly marked “emergency exit” to leave the unwanted state without having to go through an extended dialogue. Support undo and redo.

How would you define usability?

Usability is a quality attribute that assesses how easy user interfaces are to use. The word "usability" also refers to methods for improving ease-of-use during the design process.

What is consistency and standards?

"Consistency and standards" is a principle that identifies the need for language, icons, symbolism and all other recurring elements within user interfaces to remain the same across different tasks.