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