placement exam

Happy Mother's Day, I'm curious to know if there is any testing or placement exams for subjects such as (but not limited to): math, chemistry, English, foreign language, etc. If so, is there a deadline, and how important are they? I attended an "Academic Town Hall Meeting" and I remember...

I was recently accepted to USAFA and am currently filling out the rest of the paperwork that's due before I arrive. One suggestion in the Instructions to Appointees booklet is to review math for the placement exam. The link they provided does not seem to be working for me. Does anyone else have...