Yeah, my boss wants me to take the Admin cert for some reason, and I'm about 95% sure I can pass in my sleep, but spending $250 to find out is a wee bit nauseating.

You definitely can pass it in your sleep. It was way easy. Should be no problem for you as you know even more than I do. Practice exam is a good check (and was way harder than the actual test TBH)

some employers reimburse your for such tests, see if they would