10 exam-style questions with answers and explanations, straight from our 1,030-question bank. Tap an answer to check yourself. When you're ready, take the scored version in the free practice test.
These 10 free HI-CDL questions are organized by exam domain, so you can see how each part of the Hawaii CDL Permit Test blueprint is tested. Reveal the answer and explanation under each question.
At highway speed, the right-front tire on a loaded straight truck blows out. The truck pulls right and the steering wheel begins to shake. Which immediate response gives the driver the best chance of retaining control?
Correct answer: B - Grip the wheel firmly and stay off the brake initially
A property-carrying driver comes on duty at 6:00 a.m. after 10 consecutive hours off. The driver later takes a two-hour off-duty break and has not yet reached 11 driving hours. Under the 14-hour rule, what is the latest time driving may continue that day?
Correct answer: A - 8:00 p.m.
A 12,000-lb machine is secured with tiedowns whose verified aggregate working load limit is 5,600 lb. The machine is otherwise positioned correctly. Which assessment of the securement is accurate?
Correct answer: C - It is 400 lb short and needs more rated securement before travel
With the engine off, key on, and parking brakes released, a driver fully applies and holds the service brake on a tractor-semitrailer. After the initial pressure drop, the system loses 3.5 psi in one minute. How should this result be judged?
Correct answer: D - Pass; 3.5 psi is within the 4 psi applied limit
During an air-brake check, the low-air warning first activates at 54 psi and the parking-brake control pops out at 35 psi. Which finding is correct?
Correct answer: A - The warning test fails, while the 35-psi pop-out passes
After coupling, a tractor passes a gentle tug test. During the visual inspection, however, the driver sees a gap between the trailer apron and the fifth-wheel plate. How should the driver resolve this finding?
Correct answer: A - Do not move; uncouple and repeat the coupling procedure
A passenger bus approaches a drawbridge. The traffic signal is green, the opening span is closed, and the roadway ahead is clear. Which action complies with the drawbridge rule?
Correct answer: D - Proceed under control after verifying the bridge remains safe
A partially loaded baffled cargo tank is approaching a sharp curve. Which fact should govern the driver's speed choice?
Correct answer: B - Baffles reduce fore-and-aft surge, but dangerous side surge remains
At one facility, a vehicle receives 2,300 lb of non-bulk Class 8 material and 100 lb of non-bulk Class 3 material. Which placard must be displayed for the 2,300-lb single-category quantity?
Correct answer: C - CORROSIVE, because the Class 8 amount is at least 2,205 lb
At a route stop, a school-bus driver counted six students leaving. Five are visible at least 10 feet from the bus, but the sixth is no longer in any mirror. Traffic is waiting behind the stop arm. Which action has priority before the bus can move?
Correct answer: C - Keep the bus secured and locate the missing student
The HI-CDL exam also covers these domains. Drill them in the full free practice test:
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