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