CDL Quest - Source-backed CDL practice that shows what to study next

I built CDL Quest because permit practice often gives learners a score without showing whether they covered the right topics. Version 1.1 separates coverage, accuracy, and practice evidence; adds recall-first Pre-Trip practice; and keeps all 158 General Knowledge questions in free Starter access. I’d especially value feedback from CDL learners and instructors on which explanations or study routes are hardest to find. CDL Quest is independent and is not affiliated with DMV or FMCSA.