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