It's a lot easier to memorize AABBCCBDDADBADABCCABAD than the actual information.
Did you have a lot of multiple choice tests in higher education? I know Americans used them a lot in high school, but didn't realise that extended to college.
Not really. I had fellow students who understood nothing, could not program at all, but could tell you the answer to question 6 of the 2015 Java exam because they had memorized it all.
Then I would hire that person to be a requirements & specifications archival expert! ;)