| 4664 What is counter steering?... Answer4517 Why should drivers put the starter switch key in your pocket during th... Answer3138 The most common type of foundation brakes found on heavy vehicles is t... Answer2707 The safety catch for the fifth wheel locking lever must be ____ for a ... Answer2611 Which of the following is the correct term for a long commercial vehic... Answer2480 Driving a 100 foot twin trailer combination at 50 mph on a dry road in... Answer2472 To avoid a crash, you had to drive onto the right shoulder. You are no... Answer2460 When is it required for the driver to have an approved gas mask?... Answer2454 The braking power of the spring brakes:... Answer2437 Normal oil pressure while idling is:... Answer2333 You should decrease your following distance if somebody is following y... Answer2318 If you are being tailgated, you should:... Answer2194 How many red reflective triangles should you carry?... Answer2185 The crack and whip effect is a major hazard for trucks with trailers. ... Answer2144 When checking the free play of manual slack adjusters on s-cam brakes,... Answer2142 Which one of these shipping paper discriptions for a hazardous materia... Answer2132 Fanning air brakes:... Answer2073 When a substance in the materials table is written in italics, it mean... Answer2071 Liquid tight separations between compartments inside tanks are called:... Answer2052 A moving vehicle ahead of you has a red triangle with and orange cente... Answer2043 If your truck or bus has dual parking control valves, it means that yo... Answer2036 Which of these is a good rule to follow when using a fire extinguisher... Answer2005 These horizontal yellow lines indicate:... Answer1952 You find an overheated tire during an enroute inspection. If you are h... Answer1878 Normal engine temperature ranges from:... Answer1835 If a materials class is the word FORBIDDEN, what kinds of materials ar... Answer1766 If you try to downshift while coming down a mountain, you might:... Answer1744 If you have a major leak in the service line and you put on the brakes... Answer1735 Why should you back toward the driver's side?... Answer1732 Which is true regarding bridge laws?... Answer1712 How can you test the low pressure warning signal?... Answer1658 To ensure air is supplied to the second trailer on a combination vehic... Answer1655 How much longer can you drive for unexpected adverse driving condition... Answer1653 When your cargo tank has baffles, what handling effect do you expect?... Answer1642 Which of the following statements about large trucks is false?... Answer1623 Describe the proper braking technique when going down a long steep dow... Answer1604 The hazardous waste manifest should be:... Answer1604 During the 14 consecutive hour duty period, you are allowed to drive y... Answer1574 You are driving a 40-foot vehicle at 35 mph. Driving conditions are on... Answer1561 When a coolant container is part of a pressurized system, you can:... Answer1553 What does progressive shifting mean?... Answer1534 What type of fire extinguisher is required in the power unit of a plac... Answer1532 You do not have a hazardous materials endorsement on your commercial d... Answer1525 In normal driving, some drivers use the hand valve before applying the... Answer1503 When should you downshift automatic transmissions?... Answer1493 If the air compressor leakes, which mechanism keeps the air in the tan... Answer1489 Three things add up to the total stopping distance for your vehicle. T... Answer1471 When making emergency stops with air brakes and using the stab braking... Answer1455 Which of these statements about stopping distance and speed is true fo... Answer1448 Separations (between compartments inside tanks that have openings or h... Answer1443 When you are not sure who has the right-of-way, the safest course of a... Answer1435 The parking brake should be tested while the vehicle is:... Answer1384 For combination vehicles, when the front trailer supports are up and t... Answer1369 Liquid in a tank with baffles can have what kind of surge?... Answer1361 The air leakage rate for a combination vehicle (with engine off and br... Answer1357 You should be extremely cautious when driving smooth bore tankers, esp... Answer1348 When fueling a placarded vehicle, someone must always be:... Answer1334 The air compressor governor controls:... Answer1332 Which of these statements about double clutching and shifting is true?... Answer1315 A steady yellow light at an intersection means you must:... Answer1314 This is the part of the kingpin that the locking jaws should close aro... Answer1313 Outage means:... Answer1294 You should know that your brakes are fading when:... Answer1285 If the driver crosses the air lines when hooking up to an old trailer:... Answer1275 Some large trucks have convex or spot mirrors, which:... Answer1265 How far ahead should you look when driving a truck?... Answer1263 Overloading your trailer can result in the following EXCEPT:... Answer1255 When you are parked at the side of the road at night, you must:... Answer1249 Which of these is a good rule to follow when using a fire extinguisher... Answer1241 With a Class C drivers license a person may drive:... Answer1229 You need to be extremely cautious when driving smooth bore tankers. Th... Answer1224 When driving down a long steep hill, you should:... Answer1212 If the trailer breaks away from a combination vehicle, pulling apart b... Answer1211 What is a supply pressure gauge used for?... Answer1208 Which of the following statements is true about overhead clearance?... Answer1194 Baffles in liquid cargo tanks do not usually prevent the movement of s... Answer1184 You should plan ahead when you park your vehicle so that:... Answer1179 The amount of liquid to load into a tank depends on:... Answer1159 Which of these about emergency steering of tankers is true?... Answer1151 You are checking your tires for a pre-trip inspection. Which of these ... Answer1137 Converter dollies:... Answer1136 When driving on a clear night, you must dim your headlights from high ... Answer1113 If heavy fog appears, you should:... Answer1109 Which of these statements is correct about seeing ahead?... Answer1101 You are driving a new truck with a manual transmission. What gear will... Answer1080 When coupling a tractor to a semi trailer and have backed up but are n... Answer1051 Front wheel brakes work well in all conditions.... Answer1049 What should wheel bearing seals be checked for?... Answer1041 Empty tanker trucks:... Answer1036 Retarders prevent you from skidding on slippery surfaces.... Answer1033 In the event of an accident you should remember to do the following EX... Answer1026 You are driving a 40 foot vehicle at 45mph. Driving conditions are ide... Answer1013 After 33 consecutive hours off-duty, you may legally restart your 60 o... Answer1001 Before backing under a trailer, make sure:... Answer989 The term Gross Combination Weight refers to:... Answer988 You should check the height of the trailer before connecting a convert... Answer984 What are the three maximum duty Limits at all times?... Answer979 How many hours can a truck driver drive in Alaska?... Answer977 What are two special conditions where you should downshift?... Answer972 A vehicle is loaded with very little weight on the drive axle. What ma... Answer |
