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Validation 'Quality in Use'

...are we building the right thing?

'right' could be useful, profitable, valuable, fun, ...

Continuous Validation

alive

Early Validation

Artifacts of early validation are:

  • Written 'stories'
  • Model-simulations
  • Wire-frames
  • Prototypes

Validation- Continuous Response

Also called the 'DevOps' flow

Develop > Verify > Release > Monitor > Release

fielding

Pre-release Validation

Validation criteria defined at design time:

  • Risk of misinterpretation: Treatment based on wrong patient's diagnosis
  • Environmental risk: Temperature and Humidity at work, Power stability, Network availability, ...
  • Usability risk: Training required, Efficiency of users, ...