Good lord, I wouldn't even remember any of my high school details. Job interviewing in tech is really off the chain these days. It's completely taken the wind out of my sails.
Canonical has had this requirement for some time.
Whatever length of time they've used this process is as irrelevant as the questions themselves.
Just that it's not a new thing for them. Yes, job interviewing is really crazy these days, but Canonical has been doing this for a long while.