Object Oriented Software Engineering   View all facts   Glossary   Help
subject > criterion > principle > usability principle > usability principle 5
Next usability principleusability principle 6    Upusability principle    Previous usability principleusability principle 4   

usability principle 5 comparison table
Subject is an instance of follow by is a kind of state
usability principle  principle 
usability principle 5usability principle
  • informing users of the progress of operations and of their location as they navigate
  • when something goes wrong, explaining the situation in adequate detail and help the user to resolve the problem
 Provide good feedback including effective error messages

Next usability principleusability principle 6    Upusability principle    Previous usability principleusability principle 4