2. Match between the system and the real world


  • Does the system use familiar concepts and vocabulary?
  • Do technical terms and error codes remain hidden?

Which areas are affected?

  • Language in texts, navigation points and messages
  • Icons and visual metaphors
  • Modes of operation (browsing, bookshelf, profile page,…)

What to look for?

  • Use of familiar mental models in language and concepts
  • Clear, direct language that is verified with the target group.


  • Naming of navigation points, buttons and icons
  • Structure and functioning of features and processes
  • Error messages
  • Page design

Further reading:

Deepen knowledge

The Nielsen Norman Group offers a wealth of excellent videos on YouTube that explain all areas of UX briefly and concisely: YouTube-Channel Nielsen Norman Group.