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