Minnesota General Knowledge Practice Test
This is our Minnesota General Knowledge Practice Quiz and Practice Test compiled of 50 questions each. Each question is worth two points for a total of 100 possible points. A passing score is 80%.
The General Knowledge Practice Quiz reveals the correct answer during each question to help you study for the actual General Knowledge test. The General Knowledge Practice Test doesn’t reveal the correct answers until the test is over.
The questions and answers are given in random order each time you retake the test. When you are finished testing, simply click on the “Get Results” button to see your test results. Clicking on the blue “List” button will reveal a list of all the questions you answered correctly and incorrectly. To take the test again, just refresh your browser window. It’s that easy.
Press the start button to begin your free General Knowledge Practice Quiz. Good luck!
General Knowledge CDL Practice Quiz
Question 1 |
A | use windshield washer fluid as coolant. |
B | safely remove the radiator cap and add coolant while the engine is hot. |
C | check the coolant level of a hot engine. |
D | use only water in the cooling system. |
Question 2 |
A | make sure you are driving slow enough so you can stop within the range of your headlights in case of an emergency. |
B | drink coffee or other caffeine products to help keep you awake. |
C | roll down your window so that the fresh air will help keep you awake. |
D | keep your high beams on at all times. |
Question 3 |
A | Turn on your four-way flashers as you approach the offramp. |
B | Nothing, because the posted speed limit for the offramp is usually 10 miles per hour below the safe speed limit for the offramp. |
C | Slow to a safe speed before the curve. |
D | Downshift after you are in the curve. |
Question 4 |
A | mirrors |
B | rolled down windows |
C | sunglasses |
D | rear view cameras |
Question 5 |
A | A minimum of three. |
B | A minimum of one. |
C | A minimum of two. |
D | A minimum of four. |
Question 6 |
A | neither of these. |
B | the weight of the liquid. |
C | the legal weight limits. |
D | both of these. |
Question 7 |
A | dual tires that touch, hot road surfaces |
B | under-inflated tires, dual tires that touch |
C | poor-quality retreads, under-inflated tires |
D | over-heated brakes, under-inflated tires |
Question 8 |
A | poorly adjusted brakes. |
B | driving too slow for road conditions. |
C | bad tires. |
D | driving too fast for road conditions. |
Question 9 |
A | 5/32-inch in every major groove. |
B | 4/32-inch in every major groove. |
C | 2/32-inch in every major groove. |
D | 3/32-inch in every major groove. |
Question 10 |
A | depends on the service brakes being in adjustment. |
B | increases when the service brakes are hot. |
C | is not affected by the condition of the service brakes. |
D | decreases when the service breaks are hot. |
Question 11 |
A | One vehicle length for every 10,000 lb. of gross vehicle weight. |
B | The same amount of space you would at night. |
C | The same amount of space you would on a dry road. |
D | More space than is needed for ideal driving conditions. |
Question 12 |
A | Grease fire. |
B | Gasoline fire. |
C | None of these fires can be safely extinguished by water. |
D | Electrical fire. |
Question 13 |
A | half |
B | two times |
C | three times |
D | four times |
Question 14 |
A | you want to have time to act before it turns into an emergency. |
B | you want to have a plan to communicate the risk. |
C | it is a federal law. |
D | you want to avoid doing something all of a sudden. |
Question 15 |
A | check to make sure that the brakes are properly balanced. |
B | keep the cargo as close to the ground as possible. |
C | downshift into the turn. |
D | keep two hands firmly planted on the steering wheel at all times. |
Question 16 |
A | because it is a requirement for all drivers. |
B | to help ensure the vehicle will make it to your destination. |
C | because law enforcement may inspect your vehicle on the road. |
D | to ensure safety for yourself, your passengers, and other drivers. |
Question 17 |
A | generally used when freight is carried part way by rail or ship. |
B | exempt from hazardous materials restrictions. |
C | exempt from height restrictions. |
D | exempt from weight limit restrictions. |
Question 18 |
A | before starting down a hill and before entering a tunnel. |
B | before starting down a hill and before entering a curve. |
C | before starting down a hill and before going up a hill. |
D | before going up a hill and before entering a curve. |
Question 19 |
A | Using hand signals. |
B | Using your CB radio or cell phone to inform others. |
C | Using turn signals, 4-way flashers, headlights, and the horn. |
D | Using a helper when backing up. |
Question 20 |
A | the lug nut is cheap. |
B | the lug nut is loose. |
C | the wheel needs cleaning. |
D | the lug nut needs to be replaced. |
Question 21 |
A | Load more cargo toward the front of the truck for a full load. |
B | Load cargo toward the rear of the truck for easier unloading. |
C | Load more weight over the drive axle for better traction. |
D | Load cargo weight evenly over all the axles. |
Question 22 |
A | Put your warning devices out within 15 minutes. |
B | Keep your low beam lights on. |
C | Warn other drivers by using your left turn signal lights. |
D | Turn on your 4-way emergency flashers to warn other drivers. |
Question 23 |
A | the end of the kingpin is at waist level. |
B | the end of the kingpin is even with the top of the fifth wheel. |
C | the kingpin is about 1¼ inches above the fifth wheel. |
D | it will be raised slightly when the tractor is backed under it. |
Question 24 |
A | Greater stopping distance. |
B | Shorter stopping distance. |
C | It depends on what mood you are in at the time. |
D | The same amount of stopping distance. |
Question 25 |
A | turn wide before you start the turn |
B | start the turn, then back up to re-position |
C | turn right and drive over the curb |
D | turn wide as you complete the turn |
Question 26 |
A | you release pressure on the brake pedal and speed increases. |
B | the brake pedal feels firm when you apply pressure. |
C | you have to push harder and harder to get the same stopping power on a downgrade. |
D | there is a slight vibration when you press down on the brake pedal. |
Question 27 |
A | to combat terrorism. |
B | to avoid mixing hazmat with food. |
C | to warn others of hazardous materials. |
D | to make your vehicle look official. |
Question 28 |
A | the trailer is fully loaded or very heavy. |
B | the trailer is out of brake adjustment. |
C | the trailer is empty or lightly loaded. |
D | the trailer is being hauled at high speed. |
Question 29 |
A | loose fuel connections |
B | eating spicy food in the truck cab |
C | both loose fuel connections and under inflated tires |
D | under inflated tires |
Question 30 |
A | slap yourself in the face three times. |
B | turn up the radio. |
C | stop to sleep. |
D | roll down the windows. |
Question 31 |
A | sidetracking. |
B | offtracking. |
C | fishtailing. |
D | slidetracking. |
Question 32 |
A | Move forward slowly and push firmly on the brake pedal. |
B | Pump the brake pedal 5 times; push the pedal firmly 3 seconds; the pedal should not move. |
C | Push the brake pedal firmly 5 seconds; listen for leaks. |
D | Pump the brake pedal 3 times; push the pedal firmly 5 seconds; the pedal should not move. |
Question 33 |
A | Play in the steering wheel of more than five degrees. |
B | Oil on the tie rod. |
C | Play in the steering wheel of more than ten degrees (two inches on a 20-inch steering wheel). |
D | Too many vertical stacks. |
Question 34 |
A | To watch for steering errors. |
B | To see the blind spots you can't see. |
C | To direct traffic away from you. |
D | To prevent others from distracting you. |
Question 35 |
A | have better traction when stopping than full trucks |
B | need less space ahead than full trucks |
C | have the same stopping distance as full trucks |
D | require greater stopping distance than full trucks |
Question 36 |
A | Observation distance, reaction distance, and slowing distance. |
B | Perception distance, response distance, and reaction distance. |
C | Perception distance, reaction distance, and braking distance. |
D | Perception distance, slowing distance, and braking distance. |
Question 37 |
A | Because tank baffles are not always legal with outage. |
B | Because some of the heaviest liquids don’t need any. |
C | Because it's good to know that information. |
D | Because some liquids expand more than others when they get warm. |
Question 38 |
A | none of these. |
B | seven or more. |
C | five or more. |
D | three or more. |
Question 39 |
A | All of these things happen. |
B | Judgment and self-control are the first to be affected. |
C | The drinker's brain is increasingly affected. |
D | Muscle control and coordination are affected. |
Question 40 |
A | there is ice and snow, to prevent skidding. |
B | testing the trailer brakes after hooking up to a trailer. |
C | it is absolutely necessary. |
D | you will be parked for a short time. |
Question 41 |
A | a dry bulk tank should only be filled halfway. |
B | the load can shift. |
C | the load can catch fire easily. |
D | the load should not get wet. |
Question 42 |
A | one half inch |
B | one inch |
C | three inches |
D | two inches |
Question 43 |
A | seal is secure. |
B | seal is authentic. |
C | load is properly secured. |
D | placard numbers match the seal numbers. |
Question 44 |
A | the road is wet, icy, or snow covered. |
B | road conditions are excellent. |
C | you are driving on hilly, rural roads. |
D | you are driving on the freeway. |
Question 45 |
A | rubbing |
B | leaks |
C | rust |
D | burning |
Question 46 |
A | tunnels, overpasses |
B | vehicles, traffic signs |
C | truck stops, gas stations |
D | law enforcement officers, detours |
Question 47 |
A | three |
B | one |
C | two |
D | four |
Question 48 |
A | Road construction zones. |
B | A stopped transit bus. |
C | All of these are considered a hazard. |
D | Pedestrians and bicyclists. |
Question 49 |
A | Use the same gear you would use to climb the hill. |
B | Use a lower gear than you would use to climb the hill. |
C | Use a higher gear than you would use to climb the hill. |
D | Shift the truck into neutral and coast down the hill to save gas. |
Question 50 |
A | at least once a week. |
B | before operating the vehicle. |
C | whenever you stop to refuel. |
D | if any problems occurred the last the time the vehicle was operated. |
← | List | → |
1 | 2 | 3 | 4 | 5 |
6 | 7 | 8 | 9 | 10 |
11 | 12 | 13 | 14 | 15 |
16 | 17 | 18 | 19 | 20 |
21 | 22 | 23 | 24 | 25 |
26 | 27 | 28 | 29 | 30 |
31 | 32 | 33 | 34 | 35 |
36 | 37 | 38 | 39 | 40 |
41 | 42 | 43 | 44 | 45 |
46 | 47 | 48 | 49 | 50 |
End |
Remember, the General Knowledge Practice Test doesn’t reveal the correct answers until the test is over. The questions and answers are given in random order each time you retake the test. When you are finished testing, simply click on the “Get Results” button to see your test results. Clicking on the blue “List” button will reveal a list of all the questions you answered correctly and incorrectly. To take the test again, just refresh your browser window.
Press the start button to begin your free General Knowledge Practice Test. Good luck!
General Knowledge CDL Practice Test
Question 1 |
A | Shorter stopping distance. |
B | The same amount of stopping distance. |
C | Greater stopping distance. |
D | It depends on what mood you are in at the time. |
Question 2 |
A | under-inflated tires, dual tires that touch |
B | over-heated brakes, under-inflated tires |
C | poor-quality retreads, under-inflated tires |
D | dual tires that touch, hot road surfaces |
Question 3 |
A | the trailer is out of brake adjustment. |
B | the trailer is being hauled at high speed. |
C | the trailer is empty or lightly loaded. |
D | the trailer is fully loaded or very heavy. |
Question 4 |
A | you want to have time to act before it turns into an emergency. |
B | you want to avoid doing something all of a sudden. |
C | you want to have a plan to communicate the risk. |
D | it is a federal law. |
Question 5 |
A | five or more. |
B | seven or more. |
C | none of these. |
D | three or more. |
Question 6 |
A | road conditions are excellent. |
B | the road is wet, icy, or snow covered. |
C | you are driving on hilly, rural roads. |
D | you are driving on the freeway. |
Question 7 |
A | Nothing, because the posted speed limit for the offramp is usually 10 miles per hour below the safe speed limit for the offramp. |
B | Turn on your four-way flashers as you approach the offramp. |
C | Downshift after you are in the curve. |
D | Slow to a safe speed before the curve. |
Question 8 |
A | The drinker's brain is increasingly affected. |
B | All of these things happen. |
C | Judgment and self-control are the first to be affected. |
D | Muscle control and coordination are affected. |
Question 9 |
A | depends on the service brakes being in adjustment. |
B | decreases when the service breaks are hot. |
C | increases when the service brakes are hot. |
D | is not affected by the condition of the service brakes. |
Question 10 |
A | Load cargo weight evenly over all the axles. |
B | Load cargo toward the rear of the truck for easier unloading. |
C | Load more weight over the drive axle for better traction. |
D | Load more cargo toward the front of the truck for a full load. |
Question 11 |
A | safely remove the radiator cap and add coolant while the engine is hot. |
B | check the coolant level of a hot engine. |
C | use windshield washer fluid as coolant. |
D | use only water in the cooling system. |
Question 12 |
A | roll down your window so that the fresh air will help keep you awake. |
B | drink coffee or other caffeine products to help keep you awake. |
C | keep your high beams on at all times. |
D | make sure you are driving slow enough so you can stop within the range of your headlights in case of an emergency. |
Question 13 |
A | before operating the vehicle. |
B | if any problems occurred the last the time the vehicle was operated. |
C | at least once a week. |
D | whenever you stop to refuel. |
Question 14 |
A | Oil on the tie rod. |
B | Too many vertical stacks. |
C | Play in the steering wheel of more than five degrees. |
D | Play in the steering wheel of more than ten degrees (two inches on a 20-inch steering wheel). |
Question 15 |
A | vehicles, traffic signs |
B | truck stops, gas stations |
C | tunnels, overpasses |
D | law enforcement officers, detours |
Question 16 |
A | have the same stopping distance as full trucks |
B | have better traction when stopping than full trucks |
C | require greater stopping distance than full trucks |
D | need less space ahead than full trucks |
Question 17 |
A | the load can catch fire easily. |
B | a dry bulk tank should only be filled halfway. |
C | the load should not get wet. |
D | the load can shift. |
Question 18 |
A | Turn on your 4-way emergency flashers to warn other drivers. |
B | Warn other drivers by using your left turn signal lights. |
C | Put your warning devices out within 15 minutes. |
D | Keep your low beam lights on. |
Question 19 |
A | 5/32-inch in every major groove. |
B | 3/32-inch in every major groove. |
C | 2/32-inch in every major groove. |
D | 4/32-inch in every major groove. |
Question 20 |
A | Observation distance, reaction distance, and slowing distance. |
B | Perception distance, slowing distance, and braking distance. |
C | Perception distance, reaction distance, and braking distance. |
D | Perception distance, response distance, and reaction distance. |
Question 21 |
A | before going up a hill and before entering a curve. |
B | before starting down a hill and before going up a hill. |
C | before starting down a hill and before entering a tunnel. |
D | before starting down a hill and before entering a curve. |
Question 22 |
A | A minimum of one. |
B | A minimum of two. |
C | A minimum of three. |
D | A minimum of four. |
Question 23 |
A | To watch for steering errors. |
B | To see the blind spots you can't see. |
C | To prevent others from distracting you. |
D | To direct traffic away from you. |
Question 24 |
A | turn wide as you complete the turn |
B | turn wide before you start the turn |
C | turn right and drive over the curb |
D | start the turn, then back up to re-position |
Question 25 |
A | The same amount of space you would on a dry road. |
B | One vehicle length for every 10,000 lb. of gross vehicle weight. |
C | More space than is needed for ideal driving conditions. |
D | The same amount of space you would at night. |
Question 26 |
A | Because some of the heaviest liquids don’t need any. |
B | Because some liquids expand more than others when they get warm. |
C | Because it's good to know that information. |
D | Because tank baffles are not always legal with outage. |
Question 27 |
A | Using a helper when backing up. |
B | Using hand signals. |
C | Using turn signals, 4-way flashers, headlights, and the horn. |
D | Using your CB radio or cell phone to inform others. |
Question 28 |
A | Gasoline fire. |
B | Grease fire. |
C | None of these fires can be safely extinguished by water. |
D | Electrical fire. |
Question 29 |
A | Pedestrians and bicyclists. |
B | Road construction zones. |
C | All of these are considered a hazard. |
D | A stopped transit bus. |
Question 30 |
A | to combat terrorism. |
B | to avoid mixing hazmat with food. |
C | to warn others of hazardous materials. |
D | to make your vehicle look official. |
Question 31 |
A | fishtailing. |
B | sidetracking. |
C | slidetracking. |
D | offtracking. |
Question 32 |
A | roll down the windows. |
B | turn up the radio. |
C | stop to sleep. |
D | slap yourself in the face three times. |
Question 33 |
A | keep the cargo as close to the ground as possible. |
B | downshift into the turn. |
C | keep two hands firmly planted on the steering wheel at all times. |
D | check to make sure that the brakes are properly balanced. |
Question 34 |
A | rubbing |
B | rust |
C | burning |
D | leaks |
Question 35 |
A | you have to push harder and harder to get the same stopping power on a downgrade. |
B | there is a slight vibration when you press down on the brake pedal. |
C | the brake pedal feels firm when you apply pressure. |
D | you release pressure on the brake pedal and speed increases. |
Question 36 |
A | sunglasses |
B | rolled down windows |
C | rear view cameras |
D | mirrors |
Question 37 |
A | three |
B | four |
C | one |
D | two |
Question 38 |
A | two inches |
B | one half inch |
C | one inch |
D | three inches |
Question 39 |
A | load is properly secured. |
B | seal is authentic. |
C | seal is secure. |
D | placard numbers match the seal numbers. |
Question 40 |
A | the wheel needs cleaning. |
B | the lug nut is loose. |
C | the lug nut is cheap. |
D | the lug nut needs to be replaced. |
Question 41 |
A | exempt from hazardous materials restrictions. |
B | exempt from weight limit restrictions. |
C | exempt from height restrictions. |
D | generally used when freight is carried part way by rail or ship. |
Question 42 |
A | both of these. |
B | the legal weight limits. |
C | neither of these. |
D | the weight of the liquid. |
Question 43 |
A | Use the same gear you would use to climb the hill. |
B | Shift the truck into neutral and coast down the hill to save gas. |
C | Use a lower gear than you would use to climb the hill. |
D | Use a higher gear than you would use to climb the hill. |
Question 44 |
A | it will be raised slightly when the tractor is backed under it. |
B | the end of the kingpin is at waist level. |
C | the kingpin is about 1¼ inches above the fifth wheel. |
D | the end of the kingpin is even with the top of the fifth wheel. |
Question 45 |
A | Move forward slowly and push firmly on the brake pedal. |
B | Pump the brake pedal 3 times; push the pedal firmly 5 seconds; the pedal should not move. |
C | Push the brake pedal firmly 5 seconds; listen for leaks. |
D | Pump the brake pedal 5 times; push the pedal firmly 3 seconds; the pedal should not move. |
Question 46 |
A | four times |
B | two times |
C | three times |
D | half |
Question 47 |
A | because law enforcement may inspect your vehicle on the road. |
B | because it is a requirement for all drivers. |
C | to ensure safety for yourself, your passengers, and other drivers. |
D | to help ensure the vehicle will make it to your destination. |
Question 48 |
A | it is absolutely necessary. |
B | testing the trailer brakes after hooking up to a trailer. |
C | you will be parked for a short time. |
D | there is ice and snow, to prevent skidding. |
Question 49 |
A | poorly adjusted brakes. |
B | driving too slow for road conditions. |
C | bad tires. |
D | driving too fast for road conditions. |
Question 50 |
A | underinflated tires |
B | both loose fuel connections and under inflated tires |
C | overinflated tires |
D | loose fuel connections |
← | List | → |
1 | 2 | 3 | 4 | 5 |
6 | 7 | 8 | 9 | 10 |
11 | 12 | 13 | 14 | 15 |
16 | 17 | 18 | 19 | 20 |
21 | 22 | 23 | 24 | 25 |
26 | 27 | 28 | 29 | 30 |
31 | 32 | 33 | 34 | 35 |
36 | 37 | 38 | 39 | 40 |
41 | 42 | 43 | 44 | 45 |
46 | 47 | 48 | 49 | 50 |
End |
Back to Minnesota CDL Practice Test