| 5075 What is counter steering?... Answer4988 Why should drivers put the starter switch key in your pocket during th... Answer3401 The most common type of foundation brakes found on heavy vehicles is t... Answer3181 The safety catch for the fifth wheel locking lever must be ____ for a ... Answer2779 Which of the following is the correct term for a long commercial vehic... Answer2703 To avoid a crash, you had to drive onto the right shoulder. You are no... Answer2630 Normal oil pressure while idling is:... Answer2599 When is it required for the driver to have an approved gas mask?... Answer2595 Driving a 100 foot twin trailer combination at 50 mph on a dry road in... Answer2589 You should decrease your following distance if somebody is following y... Answer2565 A moving vehicle ahead of you has a red triangle with and orange cente... Answer2535 The braking power of the spring brakes:... Answer2406 If you are being tailgated, you should:... Answer2317 How many red reflective triangles should you carry?... Answer2308 Fanning air brakes:... Answer2287 The crack and whip effect is a major hazard for trucks with trailers. ... Answer2276 When checking the free play of manual slack adjusters on s-cam brakes,... Answer2251 Which one of these shipping paper discriptions for a hazardous materia... Answer2210 If your truck or bus has dual parking control valves, it means that yo... Answer2193 Which of these is a good rule to follow when using a fire extinguisher... Answer2190 When a substance in the materials table is written in italics, it mean... Answer2169 Liquid tight separations between compartments inside tanks are called:... Answer2132 You find an overheated tire during an enroute inspection. If you are h... Answer2110 These horizontal yellow lines indicate:... Answer2055 Normal engine temperature ranges from:... Answer1956 If a materials class is the word FORBIDDEN, what kinds of materials ar... Answer1904 If you try to downshift while coming down a mountain, you might:... Answer1895 Which of these statements about double clutching and shifting is true?... Answer1872 If you have a major leak in the service line and you put on the brakes... Answer1857 Which is true regarding bridge laws?... Answer1846 You are driving a 40-foot vehicle at 35 mph. Driving conditions are on... Answer1823 Why should you back toward the driver's side?... Answer1823 How can you test the low pressure warning signal?... Answer1767 To ensure air is supplied to the second trailer on a combination vehic... Answer1761 How much longer can you drive for unexpected adverse driving condition... Answer1751 When your cargo tank has baffles, what handling effect do you expect?... Answer1749 When a coolant container is part of a pressurized system, you can:... Answer1728 The hazardous waste manifest should be:... Answer1724 Which of the following statements about large trucks is false?... Answer1703 During the 14 consecutive hour duty period, you are allowed to drive y... Answer1696 Describe the proper braking technique when going down a long steep dow... Answer1682 You do not have a hazardous materials endorsement on your commercial d... Answer1665 What does progressive shifting mean?... Answer1642 What type of fire extinguisher is required in the power unit of a plac... Answer1611 In normal driving, some drivers use the hand valve before applying the... Answer1587 The parking brake should be tested while the vehicle is:... Answer1585 If the air compressor leakes, which mechanism keeps the air in the tan... Answer1580 When should you downshift automatic transmissions?... Answer1580 Which of these statements about stopping distance and speed is true fo... Answer1574 Three things add up to the total stopping distance for your vehicle. T... Answer1571 When making emergency stops with air brakes and using the stab braking... Answer1544 When you are not sure who has the right-of-way, the safest course of a... Answer1543 You are checking your tires for a pre-trip inspection. Which of these ... Answer1528 Separations (between compartments inside tanks that have openings or h... Answer1484 When you are parked at the side of the road at night, you must:... Answer1472 When fueling a placarded vehicle, someone must always be:... Answer1465 Liquid in a tank with baffles can have what kind of surge?... Answer1465 Which of the following statements is true about overhead clearance?... Answer1450 For combination vehicles, when the front trailer supports are up and t... Answer1447 You should be extremely cautious when driving smooth bore tankers, esp... Answer1433 The air leakage rate for a combination vehicle (with engine off and br... Answer1419 The air compressor governor controls:... Answer1411 Outage means:... Answer1406 This is the part of the kingpin that the locking jaws should close aro... Answer1386 You should know that your brakes are fading when:... Answer1382 If the driver crosses the air lines when hooking up to an old trailer:... Answer1363 Some large trucks have convex or spot mirrors, which:... Answer1352 A steady yellow light at an intersection means you must:... Answer1350 Which of these is a good rule to follow when using a fire extinguisher... Answer1348 Overloading your trailer can result in the following EXCEPT:... Answer1332 How far ahead should you look when driving a truck?... Answer1311 What should wheel bearing seals be checked for?... Answer1309 With a Class C drivers license a person may drive:... Answer1307 What is a supply pressure gauge used for?... Answer1298 You need to be extremely cautious when driving smooth bore tankers. Th... Answer1295 When driving down a long steep hill, you should:... Answer1286 If the trailer breaks away from a combination vehicle, pulling apart b... Answer1275 You are driving a new truck with a manual transmission. What gear will... Answer1270 Baffles in liquid cargo tanks do not usually prevent the movement of s... Answer1245 Which of these about emergency steering of tankers is true?... Answer1245 You should plan ahead when you park your vehicle so that:... Answer1241 The amount of liquid to load into a tank depends on:... Answer1231 Converter dollies:... Answer1203 Which of these statements is correct about seeing ahead?... Answer1201 When driving on a clear night, you must dim your headlights from high ... Answer1188 If heavy fog appears, you should:... Answer1158 You are driving a 40 foot vehicle at 45mph. Driving conditions are ide... Answer1153 When coupling a tractor to a semi trailer and have backed up but are n... Answer1146 Front wheel brakes work well in all conditions.... Answer1129 In the event of an accident you should remember to do the following EX... Answer1112 After 33 consecutive hours off-duty, you may legally restart your 60 o... Answer1111 Retarders prevent you from skidding on slippery surfaces.... Answer1091 Empty tanker trucks:... Answer1087 A vehicle is loaded with very little weight on the drive axle. What ma... Answer1065 Before backing under a trailer, make sure:... Answer1055 You should check the height of the trailer before connecting a convert... Answer1052 The term Gross Combination Weight refers to:... Answer1046 Air loss in a straight truck or bu should not be more than ______ with... Answer1035 If oil and water collect in the air tanks, wha tcan happen to the brak... Answer1034 What are two special conditions where you should downshift?... Answer |
