The document discusses various aspects of user interface design and system dependability. It covers topics like interaction styles, information presentation, user support, reliability, availability, safety, and security. The key points are that interface design should be user-centered, help users recover from errors, and consider users' needs and capabilities. Dependability involves attributes like reliability, availability, safety, and security, and aims to build user trust in critical systems. Higher dependability comes at increased development and testing costs.

4. GUI characteristics

7. User interface design process

14. Control panel interface

16. Form-based interface

20. Multiple user interfaces

22. Information presentation

25. Alternative information presentations

27. Dynamic information and relative values

28. Textual highlighting

33. Help and message system

35. Design factors in message wording

36. Nurse input of a patient’s name

38. Help system windows

40. User document types At least 5 documents (or chapters in 1 document) should be delivered with a software system. Examples error-causes new hardware recovery recovery handling

46. Discussion cont. The winner is Pat Rafter -- user interface is very important.

48. Dimensions of dependability

49. Costs of increasing dependability C o s t L o w M e d i u m H i g h V e r y h i g h U l t r a - h i g h Dependability

55. Reliability terminology Fault --> Error --> Failure

60. Input/output mapping

61. Reliability perception

67. Safety terminology

72. Security terminology