Question

Which specific usability heuristic is violated when an application fails to inform the user about the system&#x27;s current state or why a process is taking time?

Accepted Answer

The usability heuristic violated is Visibility of System Status. This heuristic, defined by Jakob Nielsen as the first of his ten principles for user interface design, dictates that a system should always keep users informed about what is happening through appropriate feedback within a reasonable time. Visibility means that the system must make its internal processes transparent so the user can observe the current state of their interaction. System status refers to the machine&#x27;s progress during a task, such as whether it is currently loading, processing data, or waiting for input. When an application fails to provide this feedback, the user loses the ability to predict the system&#x27;s behavior or understand if a request was received. An example of this is a website that displays a blank screen while loading a large file rather than providing a progress bar or a loading spinner; without these indicators, the user cannot confirm if the system is working correctly or if it has crashed.

Home → All Courses → Engineering and Technology Courses → Human-Computer Interaction → Flashcard

Which specific usability heuristic is violated when an application fails to inform the user about the system's current state or why a process is taking time?