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