VIP Exclusive
CDL General Knowledge VIP Practice Exam
CDL — The CDL General Knowledge test is a 50-question written exam administered by each U.S. state's DMV under FMCSA (49 CFR Part 383) guidelines; applicants must score 80% (40/50) to pass and must pass before taking any CDL skills/road test.
29
Questions
60m
Time Limit
80.00%
To Pass
Question 1 of 29👑 VIP
You are driving a loaded tractor-trailer at 55 mph on a dry interstate highway. A car in front of you suddenly brakes to a complete stop. Compared to a typical passenger car traveling at the same speed, approximately how much more distance does your fully-loaded truck need to come to a complete stop?
Questions 2–29 and full explanations are VIP-exclusive.