I think we would like the tests to be more reflective of our day jobs. Psychological and Aptitude testing goes back many many years. Those pesky people in white coats and lots of letters after their names kinda know what they are doing.
I've had some rather amusing conversations with fleet over the years
There are also situations where the train doesn't behave like it should or where the Driver could have done the easiest of things to get the unit moving again but didn't.
Anyone going over to GTR may well find themselves driving a 700. For some, the HMI is the mutts nuts and they can navigate it like a rat in a science maze. For others its like the Devil himself is using it to slowly claim their soul.
Which is a perfect example of using your non technical skills. Not everyone can do it.