Unfortunately, the CPU shop doesn't appear to have detailed instructions, just the fairly short PDF.
ETA: this is weird. I did the regular shop quiz and passed it on the first go. Now when I log in the 'you need to do the certification' box doesn't pop up for either job. I guess I am good to go.
Edited 1 time(s). Last edit at 06/02/2020 10:49PM by callinectes.