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 MN-CDL questions are organized by exam domain, so you can see how each part of the Minnesota CDL Permit Test blueprint is tested. Reveal the answer and explanation under each question.
A Minnesota applicant plans to operate a tractor-semitrailer with a 34,000-pound GCWR, a 12,000-pound trailer GVWR, and full air brakes. No passenger, tank, hazardous-materials, or doubles operation is involved. Which knowledge-test combination is required to qualify for this vehicle as described?
Correct answer: B - General Knowledge, Combination Vehicles, and Air Brakes
During a pre-trip inspection, all tires are undamaged and properly inflated. The left steering tire measures 3/32 inch in every major groove; a drive-axle tire also measures 3/32 inch. Which conclusion is correct?
Correct answer: D - The steering tire is below minimum; the drive tire meets minimum
A 65-foot tractor-semitrailer approaches a tight right turn from a narrow street. A car behind is edging toward the curb as if to pass on the right. What is the best way to complete the turn?
Correct answer: A - Keep the rear close to the curb, enter farther, then turn without swinging left
While backing toward a loading dock, a driver is using a spotter who was visible in the left mirror. The spotter suddenly disappears from view. The driver should:
Correct answer: C - Stop immediately and re-establish visual contact before moving
A 70-foot combination vehicle is traveling at 55 mph on a dry, open highway. Using the CDL rule of one second for each 10 feet of vehicle length, plus one additional second above 40 mph, the driver measures a six-second gap. What minimum interval should the driver establish?
Correct answer: C - Increase to at least 8 seconds
On a two-lane road, a cyclist ahead is approaching a storm drain and may move left. An oncoming truck leaves too little room to pass the cyclist safely at the same moment. Which response best manages both hazards?
Correct answer: A - Reduce speed and remain behind the cyclist until adequate passing clearance exists
A driver checks the left convex mirror before moving left to pass. A car behind appears small and well back, but the flat mirror gives only a partial view. Before moving left, the driver should:
Correct answer: D - Wait and verify clearance with the flat mirror and a direct check
At highway speed, a steering tire blows and the truck pulls sharply toward that side. What should the driver do first?
Correct answer: B - Hold the wheel firmly and stay off the brake initially
A driver selects 25 mph as the safe speed before a long downgrade. With a low gear engaged, speed rises to 25 mph. Which braking technique is appropriate?
Correct answer: A - Brake firmly to about 20 mph, release the brakes, and let speed return to 25 mph
A flatbed load was inspected before departure. Forty-four miles into the trip, the driver takes a scheduled break; no movement is visible from the cab. When is the next cargo-securement inspection due?
Correct answer: D - Now, before resuming the trip
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