crist_cdl_2.of.2

Question 1

Question:
40. Name some things you should check on the FRONT of your vehicle during your pre-trip inspection.

• Low beams, high beams, four-way flashers, and turn signals
• Windshield wipers, mirrors, and hood latches Oil, transmission,
• air compressor, and radiator

Answer 1

Low beams, high beams, four-way flashers, and turn signals

Question 2

Question:
41. A vehicle is loaded with most of the weight on the steering axle. What may result?

• Hard steering and possible damage to the tires
• Better handling
• Too little traction on the steering axle

Answer 2

Hard steering and possible damage to the tires

Question 3

Question:
42. Which of the following best describes how sleep debt can be paid off?

• It will go away by itself over a period of time.
• It can only be paid off by sleeping.
• It can be overcome with willpower and non-sleep aids.

Answer 3

It can only be paid off by sleeping.

Question 4

Question:
43. How can you avoid wet brake problems?

• Speed up or shift to a higher gear.
• Apply the brakes harder and faster.
• Slow down, shift to a low gear, and gently apply the brakes.

Answer 4

Slow down, shift to a low gear, and gently apply the brakes.

Question 5

Question:
44. When you start to drive down a steep downgrade, which of the following should influence your choice of speed?

• The road conditions
• The total weight of your vehicle and its cargo
• The steepness of the grade
• All of the above

Answer 5

All of the above

Question 6

Question:
45. Always try to back toward the driver’s side because?

• you can see better, watching the vehicle’s rear from the side window.
• it’s more comfortable for turning your neck.
• your truck will probably pull toward the driver’s side.
• all of the above are true.

Answer 6

you can see better, watching the vehicle’s rear from the side window.

Question 7

Question:
46. On which of the following types of fires should you NOT use a B:C fire extinguisher?

• Wood
• Electrical
• Grease
• Gasoline

Answer 7

Wood

Question 8

Question:
47. You do not have a hazardous materials endorsement on your commercial driver’s license. You are asked to haul hazardous materials in a placarded vehicle. You should:

• Refuse to haul the load
• Take the placards off the vehicle
• Haul the load, but only to the nearest place where a driver with a hazardous materials endorsement can take over
• Haul the load, but file a report with the department of transportation after the trip

Answer 8

Refuse to haul the load

Question 9

Question:
48. You are testing the stopping action of service brakes on a hydraulic system. Which of these can mean there is a problem?

• The vehicle pulls to one side when the brake pedal is pressed
• Stopping action is delayed
• The brake pedal feels unusual
• All answers are correct

Answer 9

All answers are correct

Question 10

Question:
49. The center of gravity of a load:

• Should be kept as high as possible
• Can make a vehicle more likely to tip over on curves
• Is only a problem if the vehicle is overloaded

Answer 10

Can make a vehicle more likely to tip over on curves

Question 11

Question:
50. As part of your pre-trip inspection; you must

• Check for overloads
• Check for poorly balanced weight
• Check if cargo is secured
• All answers are correct

Answer 11

All answers are correct

Question 12

Question:
1. Gross combination weight rating or GCWR means the following?

• The total weight of single vehicle
• The total weight of single plus load

- The total weight of a powered unit plus trailers) The total weight of a powered unit plus trailers) plus the cargo

Answer 12

The total weight of a powered unit plus trailers) The total weight of a powered unit plus trailers) plus the cargo

Question 13

Question:
2. Which of these statements about managing space is true?

• Many accidents are caused by drivers keeping too much space in front of their vehicles
• Smaller vehicles require more space to stop than larger ones
• When the road is slippery you should keep more space in front of your vehicle

Answer 13

When the road is slippery you should keep more space in front of your vehicle

Question 14

Question:
3. The road you are driving on becomes very slippery due to glare ice, which of these is a good thing to do in such a situation?

• Stop driving and park where it is safe to do so
• Downshift to stop
• Apply the brakes often to keep the linings dry

Answer 14

Stop driving and park where it is safe to do so

Question 15

Question:
4. Which of these statements about downshifting is true?

• When you downshift for a curve, you should do so before you enter the curve
• When you downshift for a hill, you should do so after you start down the hill
• When double clutching, you should let the RPM’s decrease while the clutch is released, and the shift lever is in neutral

Answer 15

When you downshift for a curve, you should do so before you enter the curve

Question 16

Question:
5. If a straight vehicle goes into a front wheel skid it will?

• Slide sideways and spin out
• Go straight ahead but will turn if you turn the steering wheel
• Go straight ahead even if the steering wheel is turned

Answer 16

Go straight ahead even if the steering wheel is turned

Question 17

Question:
6. Which of these statements about cold weather driving is true?

• There is no need to worry about engine overheating when the weather is very cold
• Windshield washer antifreeze should be added to the washer reservoir
• Exhaust system leaks are less dangerous in cold weather
• In snowstorms, wiper blades should be adjusted so that they do not make direct contact with the windshield

Answer 17

Windshield washer antifreeze should be added to the washer reservoir

Question 18

Question:
7. Retarders are used by?

• Robotics
• Exhaust, electrical, hydraulics, and engine
• Brake system

Answer 18

Exhaust, electrical, hydraulics, and engine

Question 19

Question:
8. You must drive on a slippery road. Which of these is a good thing to do in such a situation?

• Use a smaller following distance
• Apply the brakes during turns
• Slow down gradually
• All the above

Answer 19

Slow down gradually

Question 20

Question:
9. Which of these is a sign of tire failure?

• Steering that feels heavy
• A loud bang
• Vibration
• All answers are correct

Answer 20

All answers are correct

Question 21

Question:
10. Which of these statements about marking a stopped vehicle is true?

• If a hill or curve keeps drivers behind you from seeing the vehicle within 500 feet, the rear reflective triangle should be moved back down the road to give adequate warning
• You do not need to put out reflective triangles unless the vehicle will be stopped for 30 minutes or more
• The vehicles taillights should be kept on warning other drivers

Answer 21

If a hill or curve keeps drivers behind you from seeing the vehicle within 500 feet, the rear reflective triangle should be moved back down the road to give adequate warning

Question 22

Question:
11. Which of these is a good driving rule for work zones?

• Drive slowly
• Turn on you flashers / hazard lights
• Use your brake lights to warn drivers behind you
• All answers are correct

Answer 22

All answers are correct

Question 23

Question:
12. To transport cargo safely, which of the following are you NOT responsible for?

• Recognizing possible overloads
• Ensuring the freshness of sealed cargo
• Making sure that cargo is properly secured
• Inspecting the cargo

Answer 23

Ensuring the freshness of sealed cargo

Question 24

Question:
13. Which of the following CMVs are most likely to get stuck at a raised railroad crossing?

• Moving van
• Lowboy
• Car carrier
• All of the above

Answer 24

All of the above

Question 25

Question:
14. All of the following behaviors are signs of aggressive driving EXCEPT?

• frequent changes of speed.
• purposely blocking another vehicle from changing lanes.
• purposely straddling two lanes of traffic.

Answer 25

frequent changes of speed.

Question 26

Question:
15. Which of these statements about escape ramps is true?

• They are used to stop vehicles that lose their brakes on downhill grades
• They are designed to prevent injury to drivers and passengers
• They protect equipment and cargo from severe damage
• All answers are correct and true

Answer 26

All answers are correct and true

Question 27

Question:
16. How often must you stop to check your cargo while on the road?

• Every three hours or 150 miles
• Within the first 50 miles
• After each break you take
• All of the above

Answer 27

All of the above

Question 28

Question:
17. Bridge formulas permit

• the same maximum axle weight for any axle spacing.
• less maximum axle weight for axles that are close together.
• less maximum axle weight for axles that are far apart.

Answer 28

less maximum axle weight for axles that are close together.

Question 29

Question:
18. As your blood alcohol concentration (BAC) rises, what happens?

• You can sober up in less time.
• Judgment and self-control are affected.
• You see more clearly how alcohol is affecting you.

Answer 29

Judgment and self-control are affected.

Question 30

Question:
19. Which of these statements about cargo loading is true?

• The legal maximum weight allowed by a state can be considered safe for all driving conditions
• Slight overloading of a vehicle can make its brakes work better
• State laws dictate legal weight limits
• If the shipper loads cargo, the driver is not responsible for overloading

Answer 30

State laws dictate legal weight limits

Question 31

Question:
20. What is the most important thing to remember about emergency braking?

• It wears brake linings
• Disconnecting steering axle brakes will help keep your vehicle in a straight-line during emergency braking
• If the wheels are skidding, you cannot control the vehicle

Answer 31

If the wheels are skidding, you cannot control the vehicle

Question 32

Question:
21. What are the regulations on the height of splash guards?

• They must be no more than 15 inches above the ground when the vehicle is completely unloaded.
• It depends on the state.
• They must be no more than 8 inches above the ground when the vehicle is fully loaded.

Answer 32

It depends on the state.

Question 33

Question:
22. The tendency for long commercial vehicles to swing wide on turns is called?

• off-tracking
• hydroplaning.
• fishtailing.

Answer 33

off-tracking

Question 34

Question:
23. What is hydroplaning?

• Driving in the snow
• When you hit a pothole
• When the tires skim over the road surface

Answer 34

When the tires skim over the road surface

Question 35

Question:
24. When driving a commercial vehicle with a height over 13 feet, you should?

• stop and make sure if you aren’t certain that a clearance is high enough.
• assume all clearances are high enough.
• not worry about the height clearance as long as you stay on state or federal highways.

Answer 35

stop and make sure if you aren’t certain that a clearance is high enough

Question 36

Question:
25. Your blood alcohol concentration (BAC) depends on your

• height.
• body weight.
• age.

Answer 36

body weight.

Question 37

Question:
26. The purpose of retarders is to

• help prevent skids and reduce brake wear.
• apply extra braking power to the non-drive axles.
• help slow the vehicle while driving and reduce brake wear.

Answer 37

help slow the vehicle while driving and reduce brake wear.

Question 38

Question:
27. Which of the following provide extra gears on some trucks?

• Multi-speed rear axles
• Auxiliary transmissions
• Both of the above

Answer 38

Both of the above

Question 39

Question:
28. Which one of these is not part of the engine compartment pre-trip inspection?

• Engine oil level
• Valve clearance
• Condition of belts and hoses

Answer 39

Valve clearance

Question 40

Question:
29. Which of these statements about drinking alcohol is true?

• Alcohol first affects judgment and self-control, which are essential for safe driving
• Statistics show that drivers who have been drinking have a much greater chance of being in a crash
• A driver can lose his/her license for driving while under the influence of alcohol
• All answers are correct

Answer 40

All answers are correct

Question 41

Question:
30. How do you test hydraulic brakes for leaks?

• Move the vehicle slowly and see if it stops when the brake is applied
• Measure the free play in the pedal with a ruler
• With the vehicle stopped, pump the pedal three times; apply firm pressure for 5 seconds, then hold and see if the pedal moves

Answer 41

With the vehicle stopped, pump the pedal three times; apply firm pressure for 5 seconds, then hold and see if the pedal moves

Question 42

Question:
31. You are checking your brakes and suspension system for a pre-trip inspection. Which of these statements is true?

• Brake shoes should not be worn dangerously thin
• Brake pads should not have brake fluid on them
• One missing leaf in a leaf spring can be dangerous
• All answers are correct and true

Answer 42

All answers are correct and true

Question 43

Question:
32. Which of the following is most likely to cause a vehicle fire?

• Short circuits and loose connections
• Spilled fuel cleaned up quickly and properly
• Driver smoking in a rest area
• Flammable cargo with proper ventilation

Answer 43

Short circuits and loose connections

Question 44

Question:
33. If the vehicle in front of you is smaller than yours, it can probably

• outrun you.
• stop faster than you.
• make turns faster than you.

Answer 44

stop faster than you.

Question 45

Question:
34. How far ahead should you be looking while driving in town?

• As far ahead as you can see
• 1 block
• 2 blocks

Answer 45

1 block

Question 46

Question:
35. Name two causes of fires.

• Under inflated tires and duals that touch
• Tight turns and gravel roads
• Driver smoking and following too close

Answer 46

Under inflated tires and duals that touch

Question 47

Question:
36. When should you review the post-trip inspection report from the previous driver?

• You should review it during your pre-trip inspection.
• It doesn’t have to be reviewed.
• You should review it once a week.

Answer 47

You should review it during your pre-trip inspection.

Question 48

Question:
37. Which of these statements about speed management is true?

• Empty trucks always stop in a shorter distance than fully loaded ones
• As the speed of a vehicle doubles, its stopping distance also doubles
• You should choose a speed that lets you stop within the distance that you can see ahead
• You should always brake during curves

Answer 48

You should choose a speed that lets you stop within the distance that you can see ahead

Question 49

Question:
38. While driving, you see a small square cardboard box ahead in your lane. You should:

• Stop and direct traffic around it.
• Steer around it when it is safe to do so
• Brake hard to avoid hitting it

Answer 49

Steer around it when it is safe to do so

Question 50

Question:
39. In which of the following two situations should you downshift?

• Starting up a hill and finishing a curve
• Starting down a hill and finishing a curve
• Starting down a hill and entering a curve
• Starting up a hill and entering a curve

Answer 50

Starting down a hill and entering a curve

Question 51

Question:
40. Axle weight means the following?

• The weight transmitted to the tires from the axle
• The weight transmitted to the ground by one axle or one set of axles
• Both above
• No answers are correct

Answer 51

Both above

Question 52

Question:
41. Which of these can cause the vehicle to skid?

• Turning too sharply
• Not enough weight on the front axle
• Over acceleration
• All answers are correct

Answer 52

All answers are correct

Question 53

Question:
42. When looking ahead of your vehicle while driving you should

• Straight ahead
• To the right side of the road
• To the left side of the road
• Back and forth, near and far

Answer 53

Back and forth, near and far

Question 54

Question:
43. Which of these statements about engine overheating is true?

• If your engine overheats within 20 miles of the end of your trip, you should complete the trip and then check the problem
• You should never shut off an overheated engine until it cools
• You should never remove the radiator cap on a pressurized system
• Antifreeze is not needed when the weather is warm

Answer 54

You should never remove the radiator cap on a pressurized system

Question 55

Question:
44. Escape ramps are

• used to get out of a burning truck.
• used to stop runaway vehicles.
• for combination vehicles only.

Answer 55

used to stop runaway vehicles.

Question 56

Question:
45. The braking effect of the engine is greatest when the engine is __———— governed rpm and the transmission is in the ———————- gears.

• near; lower
• below; higher
• above; lower

Answer 56

near; lower

Question 57

Question:
46. Which of the following materials can be used in a Class ABC fire extinguisher to put out fires?

• Carbon dioxide
• Water
• Dry chemical

Answer 57

Dry chemical

Question 58

Question:
47. You are checking your brakes and suspension system for a pre-trip inspection. What are you looking for?

• Brake shoes must not be worn dangerously thin, missing, or broken.
• Brake pads should not have oil, grease, or brake fluid on them.
• Both of the above are correct.

Answer 58

Both of the above are correct.

Question 59

Question:
48. How does the height of the vehicle’s center of gravity affect safe handling?

• Trucks with a high center of gravity can stop faster.
• Trucks with a high center of gravity can roll over at the posted speed limit for a curve.
• Trucks with a high center of gravity can get stuck on railroad tracks.

Answer 59

Trucks with a high center of gravity can roll over at the posted speed limit for a curve.

Question 60

Question:
49. In rain, you should reduce your speed by?

• 1/3
• 1/2
• 2/3

Answer 60

3-Jan

Question 61

Question:
1. Gross vehicle weight rating or GVWR means the following:

• Total weight of a single vehicle
• Total weight of a single vehicle plus its load
• Both above
• No answers are correct

Answer 61

Total weight of a single vehicle plus its load

Question 62

Question:
2. Which of these statements about tires and hot weather driving is true?

• You should inspect your tires more often because they are more likely to fail
• If a tire it is too hot to touch you should drive on it to cool it off
• Recapped tires are less likely to fail in hot weather than new tires

Answer 62

You should inspect your tires more often because they are more likely to fail

Question 63

Question:
3. Which of these statements about backing a heavy vehicle is true?

• You should avoid backing whenever you can
• When you use a helper, they should use a clear spoken signal
• It is safer to back toward the right side of the vehicle than toward the driver’s side

Answer 63

You should avoid backing whenever you can

Question 64

Question:
4. Tank vehicles are used to carry any liquid and are dangerous to drive because:

• High center of gravity
• Danger of load surge
• High center of gravity and danger of load surge
• No answers are correct

Answer 64

High center of gravity and danger of load surge

Question 65

Question:
5. How often should you check your mirrors?

• Every 1/4 mile
• Every 8 to 10 seconds
• When turning or changing lanes

Answer 65

Every 8 to 10 seconds

Question 66

Question:
6. How can you determine if your vehicle is equipped with an antilock braking system (ABS)?

• Check if your vehicle was manufactured after March 1, 1998. (Such vehicles are required to have the panel light.)
• Check for a yellow ABS malfunction lamp on the instrument panel.
• Look for wheel speed sensor wires that are coming from the rear of your brakes.
• All of the above can work.

Answer 66

All of the above can work.

Question 67

Question:
7. If a straight vehicle (no trailer or articulation) goes into a front-wheel skid, it will

• slide sideways and spin out.
• go straight ahead even if the steering wheel is turned.
• go to the right.

Answer 67

go straight ahead even if the steering wheel is turned.

Question 68

Question:
8. When driving at night, use your low beams when an oncoming vehicle is within

• 500 feet.
• 300 feet.
• 400 feet.

Answer 68

500 feet.

Question 69

Question:
9. What are some things to do at an accident scene to prevent another accident?

• Try to get your vehicle to the side of the road.
• If you’re stopping to help, park away from the accident.
• Both of the above are correct

Answer 69

Both of the above are correct

Question 70

Question:
10. Why should you be in the proper gear before starting down a hill?

• You need to be in the same gear at the bottom of the hill.
• You will not be able to shift into a lower gear once you are going down a hill.
• The clutch is made to be used on even surfaces.

Answer 70

You will not be able to shift into a lower gear once you are going down a hill.

Question 71

Question:
11. When driving through roadway work zones, you should?

• turn on your parking lights.
• watch for sharp pavement drop-offs.
• reduce speed only if workers are close to the roadway.

Answer 71

watch for sharp pavement drop-offs

Question 72

Question:
12. To prevent skidding, you should

• turn the wheel sharply for all turns.
• adjust to conditions while driving.
• brake hard at all stops.

Answer 72

adjust to conditions while driving

Question 73

Question:
13. A car suddenly cuts in front of you, creating a hazard. What should you NOT do?

• Slow down to prevent a crash.
• Signal and change lanes to avoid the car if possible.
• Honk and stay close behind the car.
• Both A and B.

Answer 73

Honk and stay close behind the car.

Question 74

Question:
14. A key principle to remember about loading cargo is to keep the load

• to the front.
• to the rear.
• balanced in the cargo area.

Answer 74

balanced in the cargo area.

Question 75

Question:
15. What can you do at an accident scene to help avoid another accident?

• Have a drink to calm your nerves.
• Set out warning devices to keep other vehicles from running into the accident scene.
• Leave your vehicle, do nothing, and get to higher ground.
• Stay in your vehicle and do nothing until help arrives.

Answer 75

Set out warning devices to keep other vehicles from running into the accident scene.

Question 76

Question:
16. As the blood alcohol concentration or BAC goes up, what will happen?

• The drinker clearly sees how alcohol is affecting them
• The effects of alcohol decreases
• The person becomes more dangerous if allowed to drive
• The drinker can sober up in less time

Answer 76

The person becomes more dangerous if allowed to drive

Question 77

Question:
17. When does hydroplaning occur?

• Only occurs when there is a lot of water
• Only occurs at speeds above 50 mph
• Cannot occur when driving through a puddle
• Is more likely if tire pressure is low

Answer 77

Is more likely if tire pressure is low

Question 78

Question:
18. The height of the vehicle center of gravity is very important for safe handling.

• A high center of gravity means you are more likely to do the following:
• Increase stopping distance
• Tip over
• Increase speed going downhill
• No answers are correct

Answer 78

Tip over

Question 79

Question:
19. Which of these statements about vehicle fires is true?

• If cargo in a van or a box trailer catches on fire, you should open the cargo doors as soon as you can
• If your engine is on fire, you should open the hood as soon as you can
• If a trailer is on fire, you should drive fast to put out the flames
• A burning tire must be cooled

Answer 79

A burning tire must be cooled

Question 80

Question:
20. Cargo should have at least one tie down for each:

• 10 feet of cargo
• 12 feet of cargo
• 15 feet of cargo

Answer 80

10 feet of cargo

Question 81

Question:
21. During a pre-trip inspection you discover an exhaust leak or power steering leak, you should:

• Note the problem and continue your route
• Go home because shouldn’t drive the vehicle this way
• Report the problem and arrange for another vehicle to use
• No answers are correct

Answer 81

Report the problem and arrange for another vehicle to use

Question 82

Question:
22. Cargo that is not loaded or secured properly can cause many problems. Which of these statements is true?

• Overloading can damage vehicle
• Other highway users can hit or be hit by loose cargo
• Loose cargo can cause injury to the driver or passengers during a quick stop or crash
• All answers are correct are true

Answer 82

All answers are correct are true

Question 83

Question:
23. You are driving a vehicle that could safely be driven at 55 mph on an open road. Traffic is now heavy and moving at 35 mph although the speed limit is 55. The safest speed for your vehicle in this situation is most likely:

• 30 mph
• 35 mph
• 40 mph

Answer 83

35 mph

Question 84

Question:
24. Name two situations in which the legal maximum weights may not be safe to haul.

• During bad weather; in mountains
• At night; in heavy traffic
• Through tunnels; over bridges

Answer 84

During bad weather; in mountains

Question 85

Question:
25. What things should you check during a trip?

• Watch gauges and mirrors and use your senses to check for problems: LOOK, LISTEN, and SMELL.
• Check your maps and directions and the weather report.
• Check load stability by slightly swerving left to right in your lane.

Answer 85

Watch gauges and mirrors and use your senses to check for problems: LOOK, LISTEN, and SMELL.

Question 86

Question:
26. It is important to shift gears correctly to keep

• control of the vehicle.
• the engine warm.
• the engine oil flowing.

Answer 86

control of the vehicle.

Question 87

Question:
27. If you feel drowsy while driving, what should you do?

• Pull off the road and get some sleep.
• Open the windows for some fresh air.
• Drink a cup of coffee.
• Drink energy drinks.

Answer 87

Pull off the road and get some sleep.

Question 88

Question:
28. When the engine is at operating RPM’s, the ____________ to 100 PSI within 45 seconds in a dual system?

• Oil
• Air
• Temp

Answer 88

Air

Question 89

Question:
29. You are driving a 40-foot vehicle at 35 mph. Driving conditions are ideal. What is the least amount of space that you should keep in front of your vehicle to be safe?

• 2 seconds
• 3 seconds
• 4 seconds

Answer 89

2 seconds

Question 90

Question:
30. Which of the following statements about tank vehicles is true?

• The term “tank vehicle” refers only to those vehicles having a permanently attached tank.
• Special skills are required to haul liquid tanks.
• All tank vehicles have some sort of bulkhead or baffle.

Answer 90

All tank vehicles have some sort of bulkhead or baffle.

Question 91

Question:
31. Which fires can you use water to put out?

• Tire fires
• Gasoline fires
• Electrical fires

Answer 91

Tire fires

Question 92

Question:
32. Which of these is NOT caused by rough acceleration?

• Tire damage
• Mechanical damage
• Damage to the coupling

Answer 92

Tire damage

Question 93

Question:
33. Cargo inspections:

• Not the responsibility of the driver
• Should be performed after every break you take while driving
• Are only needed if hazardous materials are being hauled

Answer 93

Should be performed after every break you take while driving

Question 94

Question:
34. Which of the following should you NOT do in the event of hydraulic brake failure?

• Shift up.
• Pump the brakes.
• Use the parking or emergency brake.

Answer 94

Shift up.

Question 95

Question:
35. Which of these statements about driving in areas with strong winds is true?

• You should drive alongside other vehicles to help break up the wind
• The lighter your vehicle, the less trouble you will have with the wind
• Winds are especially a problem when coming out of tunnels

Answer 95

Winds are especially a problem when coming out of tunnels

Question 96

Question:
36. You are driving on a straight, level highway at 50 mph. There are no vehicles in front of you. Suddenly a tire blows out on your vehicle. What should you do first?

• Stay off the brake until the vehicle slows down on its own
• Quickly steer onto the shoulder
• Begin light braking
• Begin controlled or stab braking

Answer 96

Stay off the brake until the vehicle slows down on its own

Question 97

Question:
37. What is the I.P.D.E. method of driving?

• Identify, project, dedicate, execute
• Idea, predicts, decide, execute
• Identify, predict, decide, execute

Answer 97

Identify, predict, decide, execute

Question 98

Question:
38. Which of these statements about double clutching and shifting is true?

• Double clutching should not be used when the road is slippery
• Double clutching should only be used with a heavy load
• You can use the tachometer to tell you when to shift

Answer 98

You can use the tachometer to tell you when to shift

Question 99

Question:
39. Which of these statements about backing a heavy vehicle is true?

• Backing is always dangerous
• You should back and turn toward the driver’s side whenever possible
• You should use a helper and communicate with hand signals
• All answers are correct are true

Answer 99

All answers are correct are true

Question 100

Question:
40. As the blood alcohol concentration or BAC goes up, what will happen?

• The drinker clearly sees how alcohol is affecting them
• The effects of alcohol decreases
• The person becomes more dangerous if allowed to drive
• The drinker can sober up in less time

Answer 100

The person becomes more dangerous if allowed to drive

Question 101

Question:
41. You must drive on a slippery road. Which of these is a good thing to do in such a situation?

• Use a smaller following distance
• Apply the brakes during turns
• Slow down gradually
• All the above

Answer 101

Slow down gradually

Question 102

Question:
42. Medical certificates must be renewed every:

• One year
• Two years
• Four years

Answer 102

Two years

Question 103

Question:
43. Inspect your cargo after you have driven

• 25 miles
• 50 miles
• 100 miles
• No answers are correct

Answer 103

50 miles

Question 104

Question:
44. You are driving in the right lane of a four-lane undivided road, you come over a hill and find a car stopped ahead in your lane. You do not have room to stop, and the hill blocks your view to the rear. Which of these is most likely the best action to take?

• Steer into the left lane
• Steer into the oncoming lanes
• Steer to the right

Answer 104

Steer to the right

Question 105

Question:
45. The first step to take if your vehicle catches fire while driving is:

• Get the vehicle off the road and stop in an open area
• Immediately open the door and jump out
• Head for the nearest service station

Answer 105

Get the vehicle off the road and stop in an open area

Question 106

Question:
46. Which of these is a good rule to follow when steering to avoid a crash?

• Apply the brakes while turning
• Steer with one hand so that you can turn the wheel more quickly
• Don’t turn any more than is needed to clear what is in your way

Answer 106

Don’t turn any more than is needed to clear what is in your way

Question 107

Question:
47. You have left the road in an emergency condition, it is impossible for you to come to a stop prior to returning to the road, which of the following is the best action to take?

• Make sure the road is clear, and continue to return to the road
• Stop and turn your vehicle around before entering the road
• Reduce your speed to 20 mph or less before returning to the road

Answer 107

Reduce your speed to 20 mph or less before returning to the road

Question 108

Question:
48. Where should your ignition key be during your pre-trip inspection?

• In your pocket
• On the dashboard
• In the ignition
• Pocket on the door

Answer 108

In your pocket

Question 109

Question:
49. Truck escape ramps:

• Are designed to protect vehicles from damage
• Should not be used unless you have first tried all other ways to save your vehicle after brake failure on a downgrade
• Cannot be used by certain types of heavy vehicles

Answer 109

Are designed to protect vehicles from damage

Question 110

Question:
50. You are starting your vehicle in motion from a stop, as you apply power to the drive wheels they start to spin. You should:

• Take your foot off the accelerator
• Take your foot off the accelerator and apply the brakes
• Try a lower gear

Answer 110

Take your foot off the accelerator

Question 111

Question:
1. Oil and water usually collect in compressed air tanks. If you do not have an automatic tank drain, when should you drain the air tanks?

• After every four hours of service.
• After every working day.
• Once a week.

Answer 111

After every working day.

Question 112

Question:
2. What is the S-cam used for?

• To release the brakes.
• To test the slack adjusters.
• To apply the brakes.

Answer 112

To apply the brakes.

Question 113

Question:
3. Which of the following makes the total stopping distance for air brakes longer than that for hydraulic brakes?

• Percepin disance.
• Reaction distance.
• Brake lag distance.

Answer 113

Brake lag distance.

Question 114

Question:
4. The brake system that applies and releases the brakes when the driver uses the brake pedal is the?

• Emergency brake system.
• Service brake system.
• Parking brake system.

Answer 114

Service brake system.

Question 115

Question:
5. To make an emergency stop with air brakes, using the stab braking method, you should?

• Pump the brake pedal rapidly and lightly.
• Brake as hard as you can, get off the brakes when the wheels lock, get back on the brakes when the wheels start rolling again.
• Brake hard until the wheels lock, and then get off the brakes for as much time as the wheels were locked.

Answer 115

Brake as hard as you can, get off the brakes when the wheels lock, get back on the brakes when the wheels start rolling again.

Question 116

Question:
6. Brake lag distance at 55 mph is
feet?

• 50
• 23
• 32

Answer 116

32

Question 117

Question:
7. If your vehicle has an alcohol evaporator, it is there to?

• Rid the wet tank of alcohol that condenses and sits at the bottom.
• Eliminate the need for daily tank draining.
• Reduce the risk of ice in air brake valves in cold weather.

Answer 117

Reduce the risk of ice in air brake valves in cold weather.

Question 118

Question:
8. What can legally hold a parking or emergency brake in position for a truck, truck tractor or bus?

• Fluid pressure
• Spring pressure
• Air pressure

Answer 118

Spring pressure

Question 119

Question:
9. braking power of the spring brakes?

• Increases when the service brakes are hot.
• Depends on the adjustment of the service brakes.
• Is not affected by the condition of the service brakes.

Answer 119

Depends on the adjustment of the service brakes.

Question 120

Question:
10. Which of the following should you do before leaving your vehicle unattended?

• Set the parking brakes.
• Remove the keys.
• Chock the wheels.
• Do all of the above.

Answer 120

Do all of the above.

Question 121

Question:
11. Under which conditions are front wheel brakes good?

• None
• All weather conditions
• Wet or icy conditions only
• Good weather only

Answer 121

All weather conditions

Question 122

Question:
12. If the air tanks are not drained?

• your transmission fluid may drain out.
• your brakes may fail because of water freezing.
• you will drive too quickly.
• your left side brake will cease to operate.

Answer 122

your brakes may fail because of water freezing.

Question 123

Question:
13. An antilock braking system (ABS)?

• increases your normal braking capability.
• activates when your wheels are about to lock up.
• decreases your normal braking capability.
• shortens your stopping distance.

Answer 123

activates when your wheels are about to lock up.

Question 124

Question:
14. Which of the following can cause brakes to fade or fail?

• Excessive use of the service brakes
• Not relying enough on engine braking
• Brakes being out of adjustment
• All of the above

Answer 124

All of the above

Question 125

Question:
15. What is the best way to test if your vehicle’s spring brakes come on automatically?

• Continue to step on and off the brake pedal until the manufacturer’s low psi specification is met for spring brakes to deploy.
• On single vehicles, continue to step on and off the brake pedal until the parking brake valve pops out.
• On tractor-trailer vehicles, continue to step on and off the brake pedal until the parking brake valve pops out.
• All of the above are correct.

Answer 125

All of the above are correct.

Question 126

Question:
16. If your vehicle has a properly functioning dual air brake system and minimum-sized air tanks, the air pressure should build from 85 to 100 psi within seconds?

• 60
• 20
• 45

Answer 126

45

Question 127

Question:
17. The air compressor will stop pumping air into the air tanks at ______ pis?

• 125
• 150
• 100

Answer 127

125

Question 128

Question:
18. Excessive heat caused by overuse of the service brakes can cause?

• the modulating control valve to wear out.
• the brakes to fade.
• the brake linings to split.

Answer 128

the brakes to fade.

Question 129

Question:
19. Excessive use of the service brakes may result in overheating, which can lead to?

• expansion of the brake drums.
• improper adjustment of the S-cams.
• increased contact between the brake drums and the brake linings.

Answer 129

expansion of the brake drums.

Question 130

Question:
20. A typical air brake system is fully charged at?

• 150 psi.
• 75 psi.
• 125 psi.

Answer 130

125 psi.

Question 131

Question:
21. During normal driving, spring brakes are usually held back by?

• bolts and braces.
• springs.
• air pressure.

Answer 131

air pressure.

Question 132

Question:
22. During your final air brake check, if the air pressure does not build up fast enough?

• the air pressure may drop too low during driving.
• have the problem fixed after your trip is over.
• the alcohol evaporator may be low.

Answer 132

the air pressure may drop too low during driving.

Question 133

Question:
23. To test the static air leakage rate, you should?

• turn off the engine, release the parking brake, and let the system settle.
• charge the air system and leave the engine running.
• leave the engine running and release the parking brake.

Answer 133

turn off the engine, release the parking brake, and let the system settle.

Question 134

Question:
24. Air brakes use ____________ to make the brakes work?

• hydraulic fluid
• compressed air
• natural gas

Answer 134

compressed air

Question 135

Question:
1. The air compressor governor controls?

• The speed of the air compressor.
• Air pressure applied to the brakes.
• When air is pumped into the air tanks.

Answer 135

When air is pumped into the air tanks.

Question 136

Question:
2. Of the choices below, the first thing to do when a low air pressure warning comes on is?

• Stop and safely park as soon as possible.
• Up shift.
• Adjust the brake pedal for more travel.

Answer 136

Stop and safely park as soon as possible.

Question 137

Question:
3. Air brake equipped vehicles must have?

• An air use gauge.
• A supply pressure gauge.
• At least two brake heaters.

Answer 137

A supply pressure gauge.

Question 138

Question:
4. Modern air brake systems combines three different systems. They are the service brakes, the parking brakes and the?

• Emergency brakes.
• Foot brakes.
• S-cam brakes.

Answer 138

Emergency brakes.

Question 139

Question:
5. If you must make an emergency stop, you should brake so that you?

• Can steer hard while braking hard.
• Use the full power of the brakes and lock them.
• Stay in a straight line and can steer.

Answer 139

Stay in a straight line and can steer.

Question 140

Question:
6. The driver must be able to see a warning that is given before air pressure in the service air tanks falls below?

• 20 psi
• 40 psi
• 60 psi

Answer 140

60 psi

Question 141

Question:
7. The most common type of foundation brakes found on heavy vehicles is the?

• Disc brakes
• Wedge drum
• S-cam brake

Answer 141

S-cam brake

Question 142

Question:
8. When driving down a long steep hill you should?

• Release the brake when you are 5 mph below your “safe” speed.
• Use stab braking.
• Begin braking when you are 10 mph above your safe speed.

Answer 142

Release the brake when you are 5 mph below your “safe” speed.

Question 143

Question:
9. The modulating control valve is?

• A spring-loaded valve that will let you put on the brakes on slowly if the service brakes fail.
• There is no such thing.
• Should not be used because it is very unsafe.

Answer 143

A spring-loaded valve that will let you put on the brakes on slowly if the service brakes fail.

Question 144

Question:
10. Which of the following will be true about your brake function if your antilock braking system (ABS) fails?

• You will still have normal brake function and will just need to get the ABS repaired soon.
• It may cause problems with other mechanical systems and possibly pose a huge fire risk.
• It will slow your truck to a halt and force you to pull over.
• You will have no brake function and your truck will be out of control.

Answer 144

You will still have normal brake function and will just need to get the ABS repaired soon.

Question 145

Question:
11. Which of the following is not part of the braking process when you’re driving a tractor-trailer combination vehicle with an antilock braking system (ABS)?

• Brake the same way no matter what you’re driving: a vehicle with ABS, a vehicle with a trailer, or something else.
• When you slow down, you should monitor your tractor and trailer and ease off the brakes to keep control.
• You should use only the braking necessary to stay safely in control.
• You should drive faster so that you will be able to keep the trailer and tractor straight.

Answer 145

You should drive faster so that you will be able to keep the trailer and tractor straight.

Question 146

Question:
12. Which of the following are true about a dual air brake system?

• Usually, one system operates the front axle and the other one operates the rear axle.
• It uses a single set of brake controls.
• One system is called the “primary” system and the other one is called the “secondary” system.
• All of the above are true.

Answer 146

All of the above are true.

Question 147

Question:
13. How can you tell if your vehicle is equipped with an antilock braking system (ABS)?

• Check if the vehicle was manufactured after 2000.
• Check if the vehicle was manufactured after 2010.
  ABS is still optional.
• Check if the vehicle was manufactured after 1998.

Answer 147

Check if the vehicle was manufactured after 1998.

Question 148

Question:
14. Spring brakes are?

• brakes that come on automatically on a truck or tractor when the psi drops too low.
• made up of powerful springs that are held back by air pressure while you are driving.
• not going to take full effect until your psi drops to a certain range, typically 20 to 30 psi.
• all of the above.

Answer 148

all of the above.

Question 149

Question:
15. In the event of a brake system failure, the emergency brake system uses __________ to stop the vehicle?

• only the parking brakes
• parts of the service brakes and parking brakes
• only the service brakes

Answer 149

parts of the service brakes and parking brakes

Question 150

Question:
16. Repeatedly pressing and releasing (fanning) the brake pedal may result in?

• a loss of brake air pressure.
• a buildup of brake air pressure.
• no change in brake air pressure.

Answer 150

a loss of brake air pressure.

Question 151

Question:
17. If the spring brakes are on, when should you push the brake pedal?

• Only when driving downhill
• Never
• Only on a slippery road

Answer 151

Never

Question 152

Question:
18. You’ll know that your brakes are fading if?

• the brake feels spongy when you apply pressure.
• you release the brake pedal and your speed increases.
• you have to press the brake pedal harder than usual to control your speed.

Answer 152

you have to press the brake pedal harder than usual to control your speed.

Question 153

Question:
19. A converter dolly with antilock brakes (ABS) is required to have?

• a yellow lamp on the left side.
• a white lamp on the left side.
• a white lamp on the right side.

Answer 153

a yellow lamp on the left side.

Question 154

Question:
20. Which of the following is the most important thing about hard braking?

• Disconnecting the steering axle brakes will help keep your vehicle in a straight-line during emergency braking.
• Don’t lock the wheels for longer than an instant.
• Never do it without downshifting first.

Answer 154

Don’t lock the wheels for longer than an instant.

Question 155

Question:
21. In controlled braking, you?

• lock the wheels for short periods of time.
• can turn sharply.
• brake in a straight line.

Answer 155

brake in a straight line.

Question 156

Question:
22. If oil and water collects in the air tanks, what could happen to the brakes?

• The brakes could heat up.
• The brakes could lock up.
• The brakes could fail.

Answer 156

The brakes could fail.

Question 157

Question:
23. S-cam drum brakes have an S-cam in each brake chamber. Why is it called an “S-cam?”

• It is shaped like the letter “S.”
• It makes the brake shoes move in an S-shaped path.
• It is constantly spinning whenever the wheel is spinning.

Answer 157

It is shaped like the letter “S.”

Question 158

Question:
24. To test the air service brakes?

• stop the vehicle, put it in low gear, depress the brake pedal, and then gently pull against the brakes.
• brake firmly while slowly moving forward.
• brake firmly while slowly moving backward.

Answer 158

brake firmly while slowly moving forward.

Question 159

Question:
25. When can you leave your truck unattended without first applying the parking brakes or chocking the wheels?

• Never
• If you will only be away from the truck for a few minutes
• If you will be conducting your pre-trip inspection

Answer 159

Never

Question 160

Question:
1. If your truck or bus has dual parking control valves it means that you can use pressure from a separate tank to?

• Release the spring brakes to move a short distance.
• Apply more brake pressure if the main tank is getting low.
• Stay parked without using up service air pressure.

Answer 160

Release the spring brakes to move a short distance

Question 161

Question:
2. The brake pads should be _________ for the brakes to be on?

• Worn 1/32 of an inch
• Against the drum.
• Disconnected from the slack adjusters.
• Worn dangerously thin.

Answer 161

Against the drum.

Question 162

Question:
3. You should know that your brakes are fading when?

• You must push harder on the brake pedal to control your speed on a downgrade.
• The brake feels spongy when pressure is applied.
• Pressure on the brake pedal is released and speed increases.

Answer 162

You must push harder on the brake pedal to control your speed on a downgrade.

Question 163

Question:
4. The application pressure gauge shows the driver how much pressure?

• Has been used on the trip.
• Is in the air tanks.
• Is being applied to the brakes.

Answer 163

Is being applied to the brakes.

Question 164

Question:
5. If the air compressor should develop a leak, what keeps the air in the tanks?

• The tractor protection valve
• The emergency relay valve
• The one-way check valve

Answer 164

The one-way check valve

Question 165

Question:
6. Why drain water from the compressed air tanks?

• The low boiling point of water reduces braking power.
• Water can freeze in cold weather and cause brake failure.
• Water over cools the compressor.

Answer 165

Water can freeze in cold weather and cause brake failure.

Question 166

Question:
8. Brake drums must not have cracks longer than the width of the friction area?

• 1/8
• 1/4
• 1/2

Answer 166

2-Jan

Question 167

Question:
7. During normal driving, spring brakes are usually held back by?

• Air pressure
• Spring pressure
• Centrifugal force

Answer 167

Air pressure

Question 168

Question:
9. After the initial drop, the maximum acceptable leakage rates per minute are?

• 5 psi for single vehicles and 6 psi for combination vehicles.
• 5 psi for single vehicles and 10 psi for combination vehicles.
• 3 psi for single vehicles and 4 psi for combination vehicles.
• 1 psi for single vehicles and 3 psi for combination vehicles.

Answer 168

3 psi for single vehicles and 4 psi for combination vehicles

Question 169

Question:
10. How do brakes work on a long, steep downgrade?

• They work as a supplement to the braking effect of your engine.
• Not applicable; no braking effect is involved in a downgrade.
• They work as the main braking mechanism.
• They work as the main braking mechanism with the engine braking effect as an emergency backup.

Answer 169

They work as a supplement to the braking effect of your engine.

Question 170

Question:
11. How would you check your truck’s slack adjusters?

• Accelerate, then brake hard.
• Use gloves and pull hard on each slack adjuster you can reach.
• Press the brake pedal while listening for any strange noises.
• All of the above will work.

Answer 170

Use gloves and pull hard on each slack adjuster you can reach.

Question 171

Question:
15. Under ideal conditions, the average driver of a truck or bus equipped with air brakes and traveling at 55 mph would require what stopping distance?

• 300 to 350 feet
• More than 400 feet
• 100 to 250 feet

Answer 171

More than 400 feet

Question 172

Question:
12. The parking brake control?

• applies the brakes during normal driving.
• lets the air out of the brake chambers.
• applies the brakes in the event of an emergency.

Answer 172

lets the air out of the brake chambers.

Question 173

Question:
13. If the low air pressure warning signal is not working?

• it may lead to sudden emergency braking in a single-circuit air system.
• you may lose air pressure, but at least you’ll know about it anyway.
• neither of the above will happen.

Answer 173

it may lead to sudden emergency braking in a single-circuit air system.

Question 174

Question:
14. Your vehicle has a dual air brake system. One of the systems loses air pressure. What will happen?

• The manual slack adjusters will not be set properly.
• The emergency brakes will come on immediately.
• Either the front or rear brakes will not be fully operational.

Answer 174

Either the front or rear brakes will not be fully operational.

Question 175

Question:
19. If your vehicle has an alcohol evaporator, every day during cold weather you should?

• Check and fill the alcohol level.
• Change the alcohol from a new bottle.
• Clean the air filter with alcohol

Answer 175

Check and fill the alcohol level

Question 176

Question:
18. Your truck or bus has a dual air brake system. If a low air pressure warning comes on for only one system, what should you do?

• Reduce your speed and drive to the nearest garage for repairs.
• Continue at normal speed and find a garage before the brakes lock.
• Stop. Safely park and continue only after the system is fixed.

Answer 176

Stop. Safely park and continue only after the system is fixed.

Question 177

Question:
16. Modern air brake systems are three different systems combined: the service brakes, parking brakes, and ________ brake?

• S-cam
• emergency
• foot

Answer 177

emergency

Question 178

Question:
17. To check the free play of manual slack adjusters on S-cam brakes you should?

• Stop on level ground and apply the parking brakes.
• Park on level ground, chock the wheels, and release the parking brakes.
• Park on level ground and drain off air pressure before adjusting.

Answer 178

Park on level ground, chock the wheels, and release the parking brakes.

Question 179

Question:
20. With S-cam drum brakes, when the brake chamber fills with air, air pressure pushes the push rod out, moving the ________ and thus rotating the ______ ?

• slack adjuster; brake camshaft
• slack adjuster; tie rod brake
• camshaft; tie rod

Answer 179

slack adjuster; brake camshaft

Question 180

Question:
21. In which of the following situations should you NOT apply the parking brakes?

• When you are testing whether they will hold the vehicle
• If the brakes are very hot
• If you’re parking for less than one hour

Answer 180

If the brakes are very hot

Question 181

Question:
22. Which of the following can cause brakes to fail or fade?

• Overheating, low air pressure, and not relying on the engine braking effect
• Not taking your foot off the accelerator
• Not pressing the brake pedal hard enough

Answer 181

Overheating, low air pressure, and not relying on the engine braking effect

Question 182

Question:
24. Tractor and straight truck spring brakes will come fully on when the air pressure drops to a range of?

• 60 to 80 psi.
• 20 to 45 psi.
• 10 to 15 psi.

Answer 182

20 to 45 psi.

Question 183

Question:
25. The modulating control valve allows you to control the?

• amount of pressure in the brake system.
• front brakes.
• spring brakes.

Answer 183

spring brakes.

Question 184

Question:
23. If you need to stop quickly and your vehicle lacks antilock brakes, you can use?

• the “controlled braking” method.
• the “stab braking” method.
• either of the above.

Answer 184

either of the above.

Question 185

Question:
1. Air loss in a straight truck or bus should not be more than engine off and the brakes applied?

• 1 psi in 30 seconds
• 1 psi in one minute
• 3 psi in one minute

Answer 185

3 psi in one minute

Question 186

Question:
2. What activates the stop switch?

• Air pressure.
• Electrical.
• Mechanical force.

Answer 186

Air pressure.

Question 187

Question:
3. A straight truck or bus air brake system should not leak at a rate of more than psi per minute with the engine off and the brakes released?

• 1
• 2
• 3

Answer 187

2

Question 188

Question:
4. Vehicles with air brakes must have?

• At least two air tanks.
• An air pressure gauge to show the pressure available for braking.
• An air pressure gauge to show air used by the brake chambers for braking.

Answer 188

An air pressure gauge to show the pressure available for braking.

Question 189

Question:
5. Slack adjusters should not have any more than of play?

• 1/2 inch
• 1 inch
• 1-1/2 inches

Answer 189

1 inch

Question 190

Question:
6. is the best way to test your vehicle’s low air pressure warning signal?

• With the engine off, step on and off the brake pedal to lower the air pressure below 60 psi.
• Pump the brakes while your vehicle is fully on.
• Pump the brakes until the air pressure drops below 30 psi.
• Manually let the air out of your brakes and see if the signal comes on.

Answer 190

With the engine off, step on and off the brake pedal to lower the air pressure below 60 psi.

Question 191

Question:
7. Which vehicles must have low air pressure warning signals?

• Vehicles built after 2005 must have low air pressure warning signals.
• All vehicles with air brakes currently in operation must have low air pressure warning signals.
• Vehicles built after 2010 must have low air pressure warning signals.
• None; low air pressure warning signals are optional.

Answer 191

All vehicles with air brakes currently in operation must have low air pressure warning signals.

Question 192

Question:
8. On a long or steep downgrade, once you have reached your “safe” speed, brake until you are traveling?

• 5 mph slower.
• 15 mph slower.
• 10 mph slower.

Answer 192

5 mph slower.

Question 193

Question:
9. To check the slack adjusters on S-cam drum brakes, you should first?

• stop on level ground and apply the parking brakes.
• park on level ground and drain off the air pressure.
• park on level ground, chock the wheels, and release the parking brakes.

Answer 193

park on level ground, chock the wheels, and release the parking brakes.

Question 194

Question:
10. Before starting down a hill, you should be in the proper gear?

• so you can coast downhill.
• so you only have to apply the brake just hard enough to feel a definite slowdown.
• so you can go through the gears on the way down.

Answer 194

so you only have to apply the brake just hard enough to feel a definite slowdown.

Question 195

Question:
11. To apply the parking brakes under normal conditions?

• be sure the air brake system is fully pressurized.
• let the air out of the brake chambers.
• turn off the engine.

Answer 195

let the air out of the brake chambers.

Question 196

Question:
12. Slack adjusters are?

• between the power screw and push rod on disc brakes.
• a part of the air brake system that is used to adjust the brakes.
• between the push rod and S-cam on drum brakes.
• all of the above.

Answer 196

all of the above.

Question 197

Question:
13. Which of the following is NOT part of the air brake system?

• Service brake system
• Parking brake system
• Emergency brake system
• Radio signal system

Answer 197

Radio signal system

Question 198

Question:
14. Air braking takes more time than hydraulic braking because air brakes?

• Use different brake drums.
• Need to have airflow through the lines to work.
• Require heavier return springs.

Answer 198

Need to have airflow through the lines to work.

Question 199

Question:
15. In air brake vehicles, the parking brakes should be used?

• Whenever the vehicle is parked.
• To hold your speed when going downhill.
• Only during pre and post trip inspections.

Answer 199

Whenever the vehicle is parked.

Question 200

Question:
16. The brake pedal in an air brake system?

• Controls the speed of the air compressor.
• Is to be used as a footrest during normal driving.
• Controls the air pressure applied to the brakes.

Answer 200

Controls the air pressure applied to the brakes.

Question 201

Question:
17. Your vehicle has a dual air brake system, if a low air pressure warning comes on for the secondary system, you should?

• Stop, safely park, and continue only when the system is fixed.
• Reduce your speed and test the remaining system while underway.
• Reduce your speed and drive to the nearest garage for repairs.

Answer 201

Stop, safely park, and continue only when the system is fixed.

Question 202

Question:
18. The tractor protection valve?

• will close automatically if the air supply drops to a certain level.
• will close if you apply the parking brakes.
• provides the air supply for the brake system.
• does all of the above.

Answer 202

does all of the above.

Question 203

Question:
19. What is the first thing you should do if the low air pressure warning comes on?

• Stop.
• Upshift.
• Downshift.

Answer 203

Stop

Question 204

Question:
20. When should you use the parking brake?

• Only if you are away from your vehicle for an extended period of time
• Every time you leave your vehicle, with a few exceptions
• Only in urban areas where there are many other vehicles
• Every time you leave your vehicle for any length of time

Answer 204

Every time you leave your vehicle, with a few exceptions

Question 205

Question:
21. The supply pressure gauge shows the driver how much pressure?

• Has been used in this trip.
• Is in the air tanks.
• Is being sent to the brake chambers.

Answer 205

Is in the air tanks.

Question 206

Question:
22. Which of the following is NOT part of the drum brake?

• Slack adjuster
• Brake drum
• Return spring
• Safety valve

Answer 206

Safety valve

Question 207

Question:
23. The safety release valve will blow at psi?

• 120
• 150
• 160

Answer 207

150

Question 208

Question:
24. In an emergency stop you should?

• Use the hand valve and service brakes.
• Use the stab braking method
• Use the brakes hard without locking the wheels.

Answer 208

Use the stab braking method

Question 209

Question:
25. What are spring brakes?

• If the air brakes leak down, springs apply the brakes to stop the vehicle.
• They are the CamLaster brakes.
• They are the springs on the brake pedal.

Answer 209

If the air brakes leak down, springs apply the brakes to stop the vehicle.

Question 210

Question:
1. You must stop your bus between?

• 15 to 50 feet before a railroad crossing
• 5 to 10 feet before a railroad crossing
• 20 to 25 feet before a railroad crossing
• No answers are correct

Answer 210

15 to 50 feet before a railroad crossing

Question 211

Question:
2. You need to evacuate your bus in an emergency, passengers should be directed to a safe place no less than feet _______ from the bus.

• 75
• 100
• 150

Answer 211

100

Question 212

Question:
3. Off tracking of the rear wheels is affected by?

• Faster speed on turns and curves
• Sharper turns and curves
• Greater distance between the front and rear wheels
• All answers are correct

Answer 212

All answers are correct

Question 213

Question:
4. Your bus is disabled. The bus, with riders aboard, may be towed or pushed to a safe place only?

• By another bus with its 4-way flashers on
• By a tow truck with a GVWR of at least 27,000 pounds
• If the distance is less than 1 mile
• If getting off the bus would be riskier for the riders

Answer 213

If getting off the bus would be riskier for the riders

Question 214

Question:
5. When driving at more than 40 mph, what is the safe minimum following distance for ideal daytime conditions?

• One second for every 10 feet of vehicle length rounded upward
• One second for every 10 feet of vehicle length rounded upward plus one second
• Four seconds

Answer 214

One second for every 10 feet of vehicle length rounded upward plus one second

Question 215

Question:
6. If you have riders aboard, you must never fuel your bus?

• With a higher grade of fuel
• In a closed building
• Without a static chain
• With any of the windows open

Answer 215

In a closed building

Question 216

Question:
7. Carry-on baggage cannot be stored?

• Behind the seats
• On the seats
• In the aisle

Answer 216

In the aisle

Question 217

Question:
8. The driver’s seat should be adjusted?

• Only when the bus is at a stop
• Only when the bus is moving at 30 MPH or less
• Whenever the driver finds it necessary while driving

Answer 217

Only when the bus is at a stop

Question 218

Question:
9. Buses may have recapped or re-grooved tires?

• On any or all the wheels
• Only when the average speed will be less than 40 MPH
• Only on the outside wheel of dual wheels
• Anywhere except on the front wheels

Answer 218

Anywhere except on the front wheels

Question 219

Question:
10. When you are not sure who has the right of way, the safest course of action is to?

• Let the vehicle on the right have the right of way
• Let whoever got there first have the right of way
• Let the other driver have the right of way

Answer 219

Let the other driver have the right of way

Question 220

Question:
11. Commercial bus drivers must have a CDL if?

• They drive a vehicle that is designed to carry more than nine passengers
• They drive a vehicle that has a gross weight rating of more than 26,000 pounds
• They drive a vehicle that is designed to carry more than sixteen passengers including the driver

Answer 220

They drive a vehicle that is designed to carry more than sixteen passengers including the driver

Question 221

Question:
12. The interlock system for the brake and accelerator on a transit coach may be used?

• To replace the parking brake
• To replace the rear door emergency buzzer
• As a safety feature when the exit door is open
• All answers are correct

Answer 221

As a safety feature when the exit door is open

Question 222

Question:
13. According to federal regulations, the minimum depth required for tire tread on steering axle tires is ____________ of an inch?

• 2/32
• 4/32
• 6/32

Answer 222

Apr-32

Question 223

Question:
14. Which of these forms of signaling is not recommended?

• Signaling to others that it is safe to pass your bus
• Using four-way flashers to warn of danger ahead
• Signaling to others that you will change lanes
• All the previous answers are proper to use

Answer 223

Signaling to others that it is safe to pass your bus

Question 224

Question:
15. The standee line is?

• A two-inch line on the floor to the rear of the driver’s seat
• There is no such thing on a bus
• A two-inch line dividing the aisle in half

Answer 224

A two-inch line on the floor to the rear of the driver’s seat

Question 225

Question:
16. All the following should be in good working order before driving. Which item must be in good working order before the bus can leave?

• Destination sign
• Service brakes
• Rest room service

Answer 225

Service brakes

Question 226

Question:
17. At the end of each shift you should?

• Inspect your bus
• Report any defects
• Take all your personal belongings
• All answers are correct

Answer 226

All answers are correct

Question 227

Question:
18. Before you start to drive, you must inspect all of the following EXCEPT?

• the steering mechanism.
• the AM/FM radio.
• the parking brake.
• the windshield wipers.

Answer 227

the AM/FM radio.

Question 228

Question:
19. The traffic light on a drawbridge is green. You should?

• cross as fast as possible.
• slow down and make sure it’s safe to proceed.
• stop at least 100 feet before the draw of the bridge.

-stop and wait for the attendant’s instructions.

Answer 228

slow down and make sure it’s safe to proceed.

Question 229

Question:
20. If you are performing your vehicle inspection test on a coach or transit bus, you will have to inspect the baggage compartments and make sure that the baggage compartment doors ________ securely?

• open lift
• close
• latch

Answer 229

latch

Question 230

Question:
21. Bus accidents often happen?

• in parking lots.
• on roundabouts.
• on highways.
• at intersections.

Answer 230

at intersections.

Question 231

Question:
22. When stopping for railroad tracks, you must stop no closer than how many feet before the nearest track?

• 50
• 20
• 15
• 25

Answer 231

15

Question 232

Question:
23. When should you check your mirrors for a lane change?

• Before and after signaling the change
• Right after starting the lane change
• After completing the lane change
• All of the above

Answer 232

All of the above

Question 233

Question:
24. When transporting passengers on charter or intercity buses, you should explain passenger comfort and safety rules?

• if a passenger asks about them.
• before the trip.

-if a violation occurs.

• while on the road.

Answer 233

before the trip.

Question 234

Question:
25. Which of the following statements are true?

• You can tow a disabled bus with passengers aboard only to the nearest safe spot to let them off.
• You can tow a disabled bus with riders aboard only if it’s dangerous for riders to get off.
• Both of the above are true.
• Neither of the above is true.

Answer 234

Both of the above are true.

Question 235

Question:
1. Federal regulations set an axle weight limit of that is four feet apart?

• 26,000
• 32,000
• 34,000

Answer 235

34000

Question 236

Question:
2. At drawbridges with no signal you must stop at least?

• 15 to 20 feet before the draw of the bridge
• 5 to 10 feet before the draw of the bridge
• 20 to 25 feet before the draw of the bridge
• 50 feet before the draw of the bridge

Answer 236

50 feet before the draw of the bridge

Question 237

Question:
3. A bus may carry baggage or freight only if it is secured so that?

• The driver can move freely and easily
• Any driver can use all exits
• Riders are protected from falling or shifting packages
• All answers are correct

Answer 237

All answers are correct

Question 238

Question:
4. In general, standees on a bus are not permitted?

• To stand between the fixed seats
• In front of the standee line
• Within five feet of an emergency exit

Answer 238

In front of the standee line

Question 239

Question:
5. Rules require shippers to mark containers of hazardous materials with?

• Materials name
• ID number and hazard label
• All answers are correct

Answer 239

All answers are correct

Question 240

Question:
6. The following are some situations that require special attention from all drivers. Which one is an even bigger problem for the driver of a vehicle with a low ground clearance?

• Backing on level ground
• Off tracking on sloped curves
• Humps or dips in the road
• Driving in slippery conditions

Answer 240

Humps or dips in the road

Question 241

Question:
7. A straight vehicle weighing 20,000 pounds which hauls 20 passengers falls into which CDL class?

• A
• B
• C

Answer 241

C

Question 242

Question:
8. Prohibited practices on the bus include?

• Fueling your bus with riders on board
• Talking with riders while driving
• Towing a disabled bus
• All answers are correct

Answer 242

All answers are correct

Question 243

Question:
9. You must put a loaded bus into motion from a stopped position on a steep upgrade. Which of these is the best technique to follow when you have a bus with a manual transmission?

• Hold the foot brake until the clutch has been fully released
• Accelerate hard and release the clutch quickly
• Slowly release the clutch while releasing the parking brakes

Answer 243

Slowly release the clutch while releasing the parking brakes

Question 244

Question:
10. You may sometimes haul small arms ammunition, emergency shipments of drugs, or hospital supplies on a bus. The total weight of all such hazardous materials must not be greater than _____ pounds?

• 100
• 250
• 500

Answer 244

500

Question 245

Question:
11. Which of these is a good rule for backing a straight bus?

• Back toward the side opposite the driver
• Turn the steering wheel away from the direction in which you want the back of the vehicle to go
• Use voice signals to communicate with a helper
• No answer is correct

Answer 245

No answer is correct

Question 246

Question:
12. How are buses to handle most railroad grade crossings?

• Come to a complete stop before crossing
• Slow down and prepare to stop if a train is approaching
• Turn the vehicle flashers on before crossing
• Tap the electric horn before crossing

Answer 246

Come to a complete stop before crossing

Question 247

Question:
13. Which of the following statements about hazardous materials are FALSE?

• You can carry any hazardous materials on your bus as long as they are properly labeled.
• Buses may carry small-arms ammunition labeled “ORM-D.”
• Shippers must mark each package of hazardous materials with the material’s name, ID
  number, and hazard label.
• Many hazardous materials cannot be carried on a bus.

Answer 247

You can carry any hazardous materials on your bus as long as they are properly labeled.

Question 248

Question:
14. If a passenger is drunk or disruptive, you may?

• follow your carrier’s guidelines for dealing with unruly passengers.
• drop the person off in a safe, well-lit public area where there are other people.
• drop the person off at the next scheduled stop.
• do any of the above.

Answer 248

do any of the above.

Question 249

Question:
15. Always check the interior of the bus before driving to ensure rider safety. What are you looking for?

• The “Emergency Exit” sign on an emergency door must be clearly visible.
• Aisles and stairwells should always be clear.
• All seats must be securely fastened to the bus.
• All of the above

Answer 249

All of the above

Question 250

Question:
16. To prevent theft and vandalism on a charter bus?

• make frequent stops to check on the bus’s interior.
• collect all the valuables from the passengers.
• do not allow riders on the bus until departure time.
• install cameras.

Answer 250

do not allow riders on the bus until departure time.

Question 251

Question:
17. When pulling out of a bus stop?

• start moving as soon as your passengers are loaded.
• watch for poles and tree branches.
• passing vehicles must slow down and yield to the bus.
• you may assume that other drivers will leave you room.

Answer 251

watch for poles and tree branches.

Question 252

Question:
18. Which of the following answers lists the three types of emergency equipment you must have on your bus?

• Emergency reflectors, fire extinguisher, signal flares and tire repair kit
• Hydraulic jack, fire extinguisher, signal flares
• Fire extinguisher, spare electrical fuses, and emergency reflectors

Answer 252

Fire extinguisher, spare electrical fuses, and emergency reflectors

Question 253

Question:
19. Do to the extreme size of a bus, the driver must watch for?

• Poles and wires
• Clearance your bus needs
• Gaps your bus needs to accelerate
• All answers are correct

Answer 253

All answers are correct

Question 254

Question:
20. When do you sign post inspection reports?

• Before you start your trip
• Only if repairs are needed
• After it is certified and there are no repairs needed

Answer 254

After it is certified and there are no repairs needed

Question 255

After it is certified and there are no repairs needed

Answer 255

Question:
20. When do you sign post inspection reports?

• Before you start your trip
• Only if repairs are needed
• After it is certified and there are no repairs needed

Question 256

Question:
1. Which of these statements about speed management is true?

• The posted speed limit is safe for all conditions
• You should be able to stop within the distance that you can see ahead
• The heavier the bus, the less stopping distance required
• All answers are correct

Answer 256

You should be able to stop within the distance that you can see ahead

Question 257

Question:
2. If a rider wants to bring a car battery or a can of gasoline aboard your bus, you should?

• Not allow them to do it
• Tell them they must go to the rear of the bus
• Instruct them to sit next to an open window

Answer 257

Not allow them to do it

Question 258

Question:
3. When arriving at the destination announce?

• The location and departure time
• The reason for stopping
• All answers are correct

Answer 258

All answers are correct

Question 259

Question:
4. In a pressurized cooling system, coolant level should be checked?

• Only by a mechanic
• Only while the engine is hot
• Every 90 days
• No answers are correct

Answer 259

No answers are correct

Question 260

Question:
5. When hauling hazardous material on a bus, the total weight for any one type of substance cannot exceed?

• 100
• 250
• 500

Answer 260

100

Question 261

Question:
6. If your bus has an emergency exit door, it must?

• Be secured when operating the bus
• always have a red electric door light turned on
• Not have any signs, stickers, or markings anywhere near it
• Meet all the requirements listed in the answers above

Answer 261

Be secured when operating the bus

Question 262

Question:
7. When must a driver’s inspection report be completed?

• At the start of every trip
• At the end of every work day
• At every duty status change
• After every rest break

Answer 262

At the end of every work day

Question 263

Question:
8. Federal regulations do not allow a driver to drive if he or she is?

• Ill or impaired, and the condition interferes with the ability to drive safely
• Ill for longer than three hours
• Taking medication of any kind
• All answers are correct

Answer 263

Ill or impaired, and the condition interferes with the ability to drive safely

Question 264

Question:
9. Which of the following types of cargo can never be carried on a bus with riders?

• Small arms ammunition
• Tear gas
• Emergency hospital supplies
• Emergency drug shipments

Answer 264

Tear gas

Question 265

Question:
10. You do not have to stop but slow down at?

• Street car crossing
• Railroad tracks marked as “exempt” or “abandoned.”
• When a policeman or flagman is directing traffic
• All answers are correct

Answer 265

All answers are correct

Question 266

Question:
11. An oncoming vehicle keeps its high beams on. You should deal with this hazard by?

• Turning your high beams on
• Putting down your visors to block the beams
• Blinking your trailer or side lights
• Looking to the right side of your lane

Answer 266

Looking to the right side of your lane

Question 267

Question:
12. In general, the best braking technique to use in maintaining a safe speed when driving on a downgrade is?

• Fanning or pumping the brakes
• Using only the parking brakes
• Use the snub braking method

Answer 267

Use the snub braking method

Question 268

Question:
13. Which of these statements about gear ranges in buses with automatic transmissions is true?

• The highest range should always be used except when roads are slippery
• The highest range should only be used with heavy loads
• Lowest ranges should be used for greater engine braking on downgrades

Answer 268

Lowest ranges should be used for greater engine braking on downgrades

Question 269

Question:
14. The proper time to cancel your turn signal for a lane change or turn is?

• When the maneuver is complete
• When you know that all other divers have seen your signal
• Just before starting the maneuver
• About halfway through the maneuver

Answer 269

When the maneuver is complete

Question 270

Question:
15. If your bus becomes disabled on a freeway or expressway and you must stop on the left side of the road, it is best to stop so that the bus is?

• In line with traffic, against the farthest left wall divider, or line
• In line with traffic and centered between the left edge of the shoulder and the left edge of traffic
• At an angle to traffic with the front door facing the downstream side of traffic

Answer 270

At an angle to traffic with the front door facing the downstream side of traffic

Question 271

Question:
16. Which of the following must be closed while the bus is in motion?

• Roof vents
• Windows
• Emergency windows

Answer 271

Emergency windows

Question 272

Question:
17. If your bus leans toward the outside on a banked curve, you are?

• Driving too slowly
• Driving on a wet surface
• Driving at the correct speed
• Driving too fast

Answer 272

Driving too fast

Question 273

Question:
18. How many folding aisle seats are allowed in a bus?

• 0
• 4
• 6

Answer 273

0

Question 274

Question:
19. While crossing railroad tracks, you should ________ if your bus has a manual transmission?

• downshift
• coast in neutral
• upshift
• not shift gears

Answer 274

not shift gears

Question 275

Question:
20. no defects are listed on it?

• you have personally witnessed all the defects listed on the report
  being repaired.
• you know the previous driver personally and trust him or her.
• the defects listed on it have been certified as either repaired or not needing to be repaired.

Answer 275

the defects listed on it have been certified as either repaired or not needing to be repaired.

Question 276

Question:
1. Can a bus carry 100 pounds each of class 1, class 3, class 4, and class 5 hazardous materials?

• Yes, but only for short distances.
• Yes, but only at night.
• No.
• Yes.

Answer 276

Yes.

Question 277

Question:
2. Which of these statements about speed management and braking is true?

• You need about four times as much braking distance at 40 mph as at 20 mph.
• The total stopping distance of a bus is the distance it takes to stop once the brakes are applied.
• Stopping time increases by one second for each 10 mph over 20 mph.
• The posted speed limit will always allow you to stop safely.

Answer 277

You need about four times as much braking distance at 40 mph as at 20 mph.

Question 278

Question:
3. You do not have to stop ________, but you must slow down and check for other vehicles?

• when a flag person (flagger) signals you to stop
• at a railroad crossing
• at a red light
• at a streetcar crossing

Answer 278

at a streetcar crossing

Question 279

Question:
4. It is best to wear your seat belt?

• Only when you will be driving over 35 MPH
• Only when driving on sand, gravel, or ice-covered roads
• always

Answer 279

always

Question 280

Question:
5. Which of these is the best general rule for night driving?

• Drive slightly faster than the other traffic
• Drive slightly slower than the other traffic
• Increase the normal daytime following distance by one second

Answer 280

Increase the normal daytime following distance by one second

Question 281

Question:
6. Buses may carry

• Class 1 poison
• Explosives
• Small arms ammunition labeled ORM-D

Answer 281

Small arms ammunition labeled ORM-D

Question 282

Question:
7. As the driver of a bus, how can you best avoid hindering other traffic on the highway?

• By driving slightly faster than the other traffic
• By passing only the slowest vehicles
• By traveling in convoy packs with other heavy vehicles
• By staying in the right-hand lane

Answer 282

By staying in the right-hand lane

Question 283

Question:
8. The posted speed on a curve is?

• safe for cars in good weather.
• safe for buses in good weather.
• safe for cars and buses in bad weather.
• all of the above.

Answer 283

safe for cars in good weather.

Question 284

Question:
9. Which of the following statements about the roof hatches is true?

• You may not leave the roof hatches open at any time.
• Always leave the roof hatches partly open.
• You can lock the roof hatches in a partly open position for fresh air.
• The bus has lower clearance when the roof hatches are open.

Answer 284

You can lock the roof hatches in a partly open position for fresh air.

Question 285

Question:
10. Charter drivers should?

• Not allow riders on the bus until departure time
• Mention and explain the rules
• All answers are correct

Answer 285

All answers are correct

Question 286

Question:
11. A disruptive passenger?

• May be thrown off the bus
• Should not be discharged where it would be unsafe for them
• Is not your responsibility

Answer 286

Should not be discharged where it would be unsafe for them

Question 287

Question:
12. When it is carried on a bus, hazardous material must be?

• Labeled
• Stored in the passenger compartment
• All answers are correct

Answer 287

Labeled

Question 288

Question:
13. You must be alert for road hazards so that?

• law enforcement personnel can be called.
• accident reports will be accurate.
• you can help impaired drivers.
• you will have time to plan your escape if the hazard becomes an emergency.

Answer 288

you will have time to plan your escape if the hazard becomes an emergency.

Question 289

Question:
14. Before leaving your stop, you should?

• wait for a sufficient gap in traffic.
• start to pull out as soon as you signal.
• assume that other drivers will yield to you.
• make sure all the passengers are sitting down.

Answer 289

wait for a sufficient gap in traffic.

Question 290

Question:
15. When you inspect your bus, you must make sure that?

• Every handhold and railing are secure
• Rider signaling devices are working
• Emergency exit handles are secure
• All answers are correct

Answer 290

All answers are correct

Question 291

Question:
16. Charter bus drivers should?

• allow riders to drink and smoke on the bus.
• have conversations with passengers.
• remind riders to take carry-ons with them whenever they get off the bus.
• allow riders on the bus before departure time.

Answer 291

remind riders to take carry-ons with them whenever they get off the bus.

Question 292

Question:
17. Which of the following statements about the interior of a bus is FALSE?

• Never drive with an open emergency exit door or window.
• The seats must be safe for riders and securely fastened to the bus.
• If there is a red emergency door light, it must work.
• If you use your outside lights, you don’t need to turn on the red emergency door light.

Answer 292

If you use your outside lights, you don’t need to turn on the red emergency door light.

Question 293

Question:
18. When the roads are slippery you should?

• Add one more second to your following distance
• Keep much more space than in ideal driving conditions
• Keep the same amount of space

Answer 293

Keep much more space than in ideal driving conditions

Question 294

Question:
19. Which seats must be equipped with a seat belt?

• The driver’s seat
• Side seats
• Neither of the above
• Both of the above

Answer 294

The driver’s seat

Question 295

Question:
20. You have passed all the requirements for a class B bus driver’s license. Which of these vehicles are you not license to drive?

• Class A bus
• Class B bus
• Class C bus

Answer 295

Class A bus