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