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