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CDL-Class > 2nd - cdl_coosa_ > Flashcards

2nd - cdl_coosa_ Flashcards

2nd - CDL-Coosa

1
Q

Question:
1. The parking or emergency brake on a heavy can only be held in position by something that cannot leak away, like?

  • Fluid pressure
  • Spring pressure
  • Air pressure
  • Any of the above
A

Spring pressure

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2
Q

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

  • 1
  • 2
  • 3
  • 4
A

2

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3
Q

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

  • Bring the vehicle to a safe stop and continue only when the system is fixed.
  • Reduce your speed, and test the remaining system while under way.
  • Reduce your speed, and drive to the nearest garage for repairs.
  • Continue at normal speed if only the secondary system fails.
A

Bring the vehicle to a safe stop and continue only when they system is fixed.

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4
Q

Question:
4. 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
  • Boost tank pressure the same ay that supercharges boost engines
  • Reduce the risk of ice in air brake valued in cold weather
A

Reduce the risk of ice in air brake valued in cold weather

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5
Q

Question:
5. Air braking takes more time than hydraulice braking because air?

  • Brakes use different brake drums
  • Takes more time to flow through the lines than hydraulice air
  • Brakes require heavire return spring
  • Is always leaking thorugh air line fittings.
A

Takes more time to flow through the lines than hydraulice air

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6
Q

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

  • Controls the speed of the air compressor
  • Always needs to be held down halfway during normal driving
  • Controls the air pressure applied to put on the brakes
  • Is connected to slack adjusters by a series of rods and linkages
A

Controls the air pressure applied to put on the brakes

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7
Q

Question:
7. If your truck or bus has dual parking control values, you can use pressure from a separate tank to?

  • Release the spring emergency/parking brakes to move a short distance
  • Apply more brake pressure if the main tank is getting low
  • Stay parked twice as long with your service air pressure
  • Balance the service brake system whenever you are parked
A

Release the spring emergency/parking brakes to move a short distance

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8
Q

Question:
8. Modern air brake system combine three different system. They are the service, parking and the ___ brakes?

  • Emergency
  • Foot
  • S-cam
  • Drum
A

Emergency

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9
Q

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

  • Level ground with parking brake, then apply the service brake
  • Level ground, chock the wheels, and turn off the parking brakes
  • Level ground, and drain off air pressure before adjusting
  • A slight grade, release the parking brakes apply the service brakes and check for vehicle movements.
A

Level ground, chock the wheels, and turn off the parking brakes

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10
Q

Question:
10. Of the choice below, the first thing to do when a low aire pressure warning comes on is?

  • Stop and safely park as soon as possible
  • Shift to the next higher gear
  • Adjust the brake pedal for more travel
  • Open the air supply control valve
A

Stop and safely park as soon as possible

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11
Q

Question:
11. The air compressor governor controls?

  • The speed of the air compressor
  • When the brake chambers release pressure
  • Air pressure applied to the brakes
  • When air is pumped into the air tanks
A

When air is pumped into the air tanks

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12
Q

Question:
12. The braking power of the springs brakes?

  • Is not affected by the condition of the service brakes
  • Can only be tested by highly-trained brake service people
  • Depends on the service brakes being in adjustment
  • Increases when the service brakes are hot
A

Depends on the service brakes being in adjustment

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13
Q

Question:
13. All air brakes equipped vehicles have?

  • At least one brake heater
  • A hydraulic system, in case the air system fails
  • A supply pressure gauge
  • An air use gauge
A

A supply pressure gauge

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14
Q

Question:
14. If you must make an emergency stop, brake so you?

  • Can steer hard while braking hard
  • Use the full power of the brakes and lock them
  • Can steer and your vehicle
  • Use the hand brake first
A

Can steer and your vehicle

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15
Q

Question:
15. The application pressure gauge shows how much air pressure you?

  • Have used in this trip
  • Have in the air tanks
  • Air applying to the brakes
  • Use the hand brake first
A

Air applying to the brakes

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16
Q

Quyestion:
16. If you do not have automatic tank drains, how often should you drain the oil and water from the bottom of compressed air storafe air tanks?

  • After every four hours of service
  • At the end of each day driving
  • Once a week
  • Every other week
A

At the end of each day driving

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17
Q

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

  • You have to push harder on the brake pedal to control your speed on a downgrade
  • The brake pedal feels spongy when pressure is applied
  • Pressure on the brake pedal is release and speed increases
  • Less pressure is needed on the brake pedal for each stop
A

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

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18
Q

Question:
18. If your vehicle has an alcohol evaportaor, every day during cold weatheer you should?

  • Change the alcohol from a new bottle
  • Clean the air filter with alcohol
  • Check the oil for alcohol content
  • Check and fill the alcohol level
A

Check and fill the alcohol level

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19
Q

Question:
19. If your truck or bus has dual parking control valves, you can use pressure from a separate tank to?

  • Balance the service brake system when you are parked
  • Stay parked twice as long without using service air pressure
  • Release the spring emergency/parking brakes to move a short distance
  • Brake harder if the main tank is getting low
A

Release the spring emergency/parking brakes to move a short distance

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20
Q

Question:
20. To check the free play of manual slack adjuster of S-cam brakes, you should park on?

  • Level ground and apply the parking brakes
  • Level ground, chock the wheels and release the parking brakes
  • Level ground and drain off air pressure before checking the adjustment
  • A slight grade, release the parking brakes, and apply the service brakes watching for vehicle movements
A

Level ground, chock the wheels, and release the parking brakes

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21
Q

Question:
21. The most important thing to do when a low air pressure warning comes on is?

  • Upshift
  • Downshift
  • Adjust the brake pedal for more travel
  • Stop and safely park as soon as possible
A

Stop and safely park as soon as possible

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22
Q

Question:
22. 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
  • When the brake chambers release pressure
A

When air is pumped into the air tanks

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23
Q

Question:
23. The braking power of the spring brakes?

  • Increases when the service brakes are hot
  • Depends on the service brakes being in adjustment
  • Is not affected by the condition of the service brakes
  • Can only be tested by highly-trained brake service people
A

Depends on the service brakes being in adjustment

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24
Q

Question:
24. All air brakes equipped vehicles have?

  • An air use gauge
  • A supply pressure gauge
  • At least one brake heater
  • A backup hydraulic system
A

A supply pressure gauge

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25
Q

Question:
25. Emergency stab braking is when you?

  • Press hard on the brake pedal and apply full hand value until you stop
  • Apply the hand value for one second, then push hard on the pedal
  • Use light steady pressure on the brake pedal
  • Brake as hard as you can, release the brakes when the wheels lock, put on the brakes again when the wheels start rolling
A

Brake as hard as you can, release the brakes when the wheels lock, put on the brakes again when the wheels start rolling

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26
Q

Question:
1. The air loss rate for a straight truck or bus with the engine off and the brakes on should not be more than?

  • 1 psi in 30 seconds
  • 1 psi in one minute
  • 2 psi in 45 seconds
  • 3 psi in one minute
A

3 psi in one minute

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27
Q

QuestIon:
2. Your brakes are fading when?

  • You have to push harder on the brake pedal to control your speed on a downgrade
  • The brake pedal feel spongy when you apply pressure
  • You brake pressure on the brake pedal and speed increses
  • Less pressure is need on the brake pedal for each stop
A

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

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28
Q

Question:
3. The supply pressure gauge shows how much pressure?

  • You have used in this trip
  • Is in the air tanks
  • Is going to the brake chambers
  • The air can take
A

Is in the air tanks

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29
Q

QuestIon:
4. The brake system that applies and release the brakes when the driver uses the brake pedal is the ___ brake system?

  • Emergency
  • Service
  • Parking
  • None of the above
A

Service

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30
Q

Question:
5. 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
  • Check the oil for alcohol
A

Check and fill the alcohol level

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31
Q

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

  • The boiling point reduces braking power
  • Water can freeze in cold weather and cause brake failure
  • Water cools the compressor too much
  • To make room from the oil that should be there
A

Water can freeze in cold weather and cause brake failure

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32
Q

QuestIon:
7. To test air service brakes, you should brake firmly when moving slowly forward. The brakes are ok if you notice?

  • A delayed stopping action
  • An unusual feel
  • The vehIcle “pulls” to one side
  • To make room for the oil that should be there
A

To make room for the oil that should be there

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33
Q

QuestIon:
8. On long downhill grades, express recommend using a low gear and light steady pedal pressure instead of again, off-again braking. Why?

  • Air usage is less with light steady pressure
  • Brake linings do not heat up as much with light pressure
  • You can keep vehicle speed constant in a low-gear with light steady pressure
  • All of the above
A

All of the above

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34
Q

QuestIon:
9. Your truck or buss had 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 repaires
  • Reduce your speed and test the remaining system while under way
  • Continue at normal speed. No action is needed when only one system is fixed
  • Stop right away and safely park. Continue only after the system is fixed
A

Stop right away and safely park. Continue only after the system is fixed

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35
Q

QuestIon:
10. During normal driving spring brakes are usually held back by?

  • Air pressure
  • Spring pressure
  • Centrifugal force
  • Bolts or clamps
A

Air pressure

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36
Q

QuestIon:
11. Total stopping distance for air brakes is long than that for hydraylic brakes due to ___ distance?

  • Perception
  • Reaction
  • Brake Lag
  • Effective braking
A

Brake Lag

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37
Q

QuestIon:
12. The most common type of foundation brake found on heavy vehicles is the?

  • Dise
  • Wedge Drum
  • S-cam
  • None of the above
A

S-cam

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38
Q

Question:
13. With air brakes vehicles, the parking brakes should be used?

  • Whenever you leave the vehicle unattended
  • To hold your speed when going downhill
  • As little as possible
  • Only during pre- and post-trip inspections
A

Whenever you leave the vehicle unattended

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39
Q

Question:
14. For emergency stop braking, you should?

  • Pump the brake pedal rapidly and lightly
  • Press on the brake pedal as hard as you can, release the brakes when the wheels lock, and when the wheels start rolling put the brakes on fully again
  • Brake hard until the wheels lock, then get off the brakes for as much time as the wheels were locked
  • Press hard on the brake pedal and apply full hand valve until you stop
A

Press on the brake pedal as hard as you can, release the brakes when the wheels lock, and when the wheels start rolling put the brakes on fully again

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40
Q

QuestIon:
15. Parking or emergency brakes of trucks and buses can be legally held on by ____ pressure?

  • Spring
  • Fluid
  • Air
  • Atmospheric
A

Spring

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41
Q

QuestIon:
16. The driver must be able to see a low air pressure warning which comes on before in the service air tanks falls below ___ psi?

  • 20
  • 40
  • 60
  • 80
A

60

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42
Q

Question:
17. 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
  • Boost tank pressure the same way the turbochargers boost engines
  • Reduce the risk of ice in air brake valves in cold weather
A

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

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43
Q

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

  • Controls the speed of the air compressor
  • Is seldom used, compared to hydraulic system
  • Controls the air pressure applied to put on the brakes
  • Is connected to slack adjusters by a series of rods and linkages
A

Controls the air pressure applied to put on the brakes

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44
Q

Question:
1. Which of these statement about managing space to the sides of your bus is true?

  • You should keep your bus to the right side of your lane
  • The lane position of buses is not affected by wind
  • You should avoid traveling next to others when possible
  • All of the above
A

You should avoid traveling next to others when possible

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45
Q

Question:
2. Where should you discharge an untruly rider?

  • Near a police station
  • In an isolated place where he wont bother other people
  • In as safe a place a possible
  • In a place convenient for you
A

In as safe a place a possible

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46
Q

Question:
3. A bus may carry baggage and freight only if secured in what way?

  • So the driver can move freely and easily
  • So any rider can use any door or window in an emergency
  • So riders are protected from falling or shifting packages
  • All of the above
A

All of the above

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47
Q

Question:
4. Which of these should be considered a hazard?

  • An ice cream truck
  • A blind intersection
  • A drive signaling a turn
  • All of the above
A

All of the above

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48
Q

Question:
5. You are driving at night and you must dim your headlights from high to low. What should you do with your speed?

  • Slow down
  • Speed Up
  • Drop 5.miles per hours until your eyes adjust
  • Do nothing, because how well you can see should not affect the speed
A

Slow down

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49
Q

Question:
6. Which statement is true or your bus’s emergency exit door?

  • It must be closed when operating the bus
  • It must always have a red door light on
  • It must be free to open for fresh air
  • It must meet all of the above conditions
A

It must be closed when operating the bus

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50
Q

Question:
7. Which of these will result in the best control on curves?

  • Brake all the way through curves
  • Slow to a safe speed before entering curves. Then accelerate slightly through the curve
  • Speed up slightly before the curve, then keep your speed constant through the curve
  • Slow to a safe speed before entering curves, then coast through them
A

Slow to a safe speed before entering curves. Then accelerate slightly through the curve

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51
Q

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

  • After signaling the lane change
  • Directly after starting the lane change
  • After completing the lane change
  • All of the above
A

All of the above

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52
Q

Question:
9. Under what conditions may buses have recapped or regrooved tires?

  • The tires may not be on the front wheels
  • The tires may be on any or all of the wheels
  • Only when the speeds will be less than 40.miles an hour may buses have recaps or regrooves
  • Buses may have recapped or regrooved tires only on the outside of dual wheels
A

The tires may not be on the front wheels

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53
Q

Question:
10. Which of these statment about speed manaegment and braking is true?

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

You need about four times as musch stopping distance at 40 mpg as you do at 20 mph

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54
Q

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

  • Small arms ammunition labeled ORMD
  • Irritating materials or teargas
  • Emergency drug shipment
  • All of the above
A

Irritating materials or teargas

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55
Q

Question:
12. To stop for railroad tracks a bus driver should stop how far before the nearest track?

  • 5 to 20 feet
  • 10 to 35 feet
  • 15 to 5 feet
  • 20 to 65 feet
A

15 to 5 feet

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56
Q

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

  • Reflectors, a fire extinguisher and a tire reoair kit
  • A hydraulic jack, a fire extinguisher, and signal flares
  • A fire extinguisher spare elecric fuses (unless equipped with circuit breakers and reflectors)
  • A first air kit, spare electric fuses ( unless equipped with circuit breakers) and a fire extinguisher
A

A fire extinguisher spare elecric fuses (unless equipped with circuit breakers and reflectors)

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57
Q

Question:
14. Your bus is disabled. Under what conditions may the bus with riders aboard be towed or pushed to safe spot to discharged the passengers?

  • Only if the distance is less than 1. mile
  • Only if getting off the bus sooner would be safe
  • Only if a peace officer or rescue crew is present
  • Only if done by a 27,000 GVWE or larger tow truck
A

Only if getting off the bus sooner would be safe

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58
Q

Question:
15. When is it to wear your seatbelt?

  • At all times
  • Unless you will not be traveling over 35 mph
  • Only on sand, gravel or ice covered roads
  • Only if your bus holds more than 27 people
A

At all times

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59
Q

Question:
16. You are driving a 40 foot bus at 30 mph. The road is dry, visibility is good. You should keep a safety space in front of your bus at least how many seconds long?

  • 8 seconds
  • 7 seconds
  • 4 seconds
  • 3 seconds
A

4 seconds

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60
Q

Question:
17. How many folding aisle seats are allowd in a bus that does not carry farm workers?

  • Zero
  • Four
  • Six
  • Eight
A

Zero

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61
Q

Question:
18. You should not let riders stand where?

  • Between the wheel well
  • In front of the standee line
  • Within two feet of an emergency exit
  • In a space reserved for the handi-capped
A

In front of the standee line

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62
Q

Question:
19. You are driving in a slippery road during the day. According to the driver’s manual, how much space should you keep ahead of you?

  • Add one second to the space need in good road conditions
  • Allow one car length for every ten mph
  • Allow no more space than you need under ideal conditions
  • Allow much more space than needed for ideal driving conditions
A

Allow much more space than needed for ideal driving conditions

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63
Q

Question:
20. If you have riders aboard, you should never fuel your bus under what circumstances?

  • Without a fire bottle beside you
  • In closed building
  • Without attaching the grounding cable
  • With any of the windows open
A

In closed building

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64
Q

Question:
1. When the roads are slippery, you should?

  • Drive alongside other vehicles.
  • Make turns as gentle as possible.
  • Stop and test the traction while going up hills.
  • Decrease the distance that you look ahead of your vehicle.
A

Make turns as gentle as possible.

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65
Q

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

  • The heavier a vehicle or the faster it is moving, the more heat the brakes have to absorb to stop it.
  • Brakes have more stopping power when they get very hot.
  • Brakes drums cool very quickly when the vehicle is moving very fast.
  • All of the above is true.
A

The heavier a vehicle or the faster it is moving, the more heat the brakes have to absorb to stop it.

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66
Q

Question:
3. Truck escape ramps?

  • Help avoid damage to vehicle.
  • Should not be used if brakes fail on a downgrade.
  • Cannot be used by certain types of heavy vehicles.
  • All of the above.
A

Help avoid damage to vehicles

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67
Q

Question:
4. 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.
  • Press harder on the accelerator.
  • Try a lower gear.
A

Take your foot off the accelerator.

68
Q

Question:
5. The distance that you should look ahead of your vehicle while driving amounts to about mile at highway speed?

  • 1/10
  • 1/8
  • 1/4
  • 1/2
69
Q

Question:
6. The Driver Manual suggests several things to do when you pass a vehicle. Which of these is not one of them.

  • Lightly tap your horn.
  • At night, turn on your high beams before you start to pass and leave them on until you have completely passed the vehicle.
  • Drive carefully to avoid a crash.
  • Assume the other driver does not see you.
A

At night, turn on your high beams before you start to pass and leave them on until you have completely passed the vehicle.

70
Q

Question:
7. 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 rpms decrease while the clutch is release and the shift level is in neutral.
  • All of the above is true.
A

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

71
Q

Question:
8. Which of these can cause a vehicle skid?

  • Turning too sharply.
  • Not enough weight on the front axle.
  • Over acceleration.
  • All of the above
A

All of the above

72
Q

Question:
9. Which of these pieces of emergency equipment should always be carried in your vehicle?

  • Fire Extinguisher.
  • Spare electrical fuses ( if vehicle uses them).
  • Warning devices for parked vehicles.
  • All of the above.
A

All of the above.

73
Q

Question:
10. Which of these statements about drugs is true?

  • Driver can use any prescription drug while driving.
  • Amphetamines (“pep pills” or “bennies”) can be used to help the driver stay alert.
  • Use of drugs can lead to accidents or arrest.
  • All of the above.
A

Use of drugs can lead to accidents or arrest.

74
Q

Question:
11. Which of these would tell you that a shipment contains hazardous materials?

  • The name of hazard class on the shipping paper.
  • A four-inch, diamond-shaped hazardous materials label on the container.
  • A hazardous materials placard on the vehicle.
  • All of the above.
A

All of the above.

75
Q

Question:
12. To avoid a crash, you had to drive onto the right shoulder. You are now driving at 40.mph on the shoulder. How should you move back onto pavement.

  • If the shoulder is clear, stay on it until your vehicle has come to a stop. Then move back onto the pavement when it safe.
  • Brake hard to slow the vehicle, then steer sharply onto the pavement.
  • Steer sharply onto the pavement, then brake hard as you counter steer.
  • Keep moving at the present speed and steer very gently back onto the pavement.
A

If the shoulder is clear, stay on it u til your vehicle has cone to a stop. Then move back onto the pavement when it safe.

76
Q

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

  • Tire fires
  • Gasoline fires
  • Electrical fires
  • All of the above
A

Tire fires

77
Q

Question:
14. You should use mirrors to check?

  • The condition of your tires.
  • Where the rear of your vehicle is while you make turns.
  • Traffic gaps when merging.
  • All of the above.
A

All of the above.

78
Q

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

  • On a wet road, you should reduce your speed by about one-third.
  • On packed snow, you should reduce your speed by at least one-half.
  • When the road is slippery, it will take longer to stop and it will be harder to turn without skidding.
  • All of the above are true.
A

All of the above are true.

79
Q

Question:
16. Your vehicle is in a traffic emergency and may collide with another vehicle if you do not take action.
Which is a good rule to remember at such a time?

  • You can almost always turn to miss an obstacle more quickly than you can stop.
  • Stopping is always the safest action in a traffic emergency.
  • Leaving the road is always more risky than hitting another vehicle.
  • Unbuckle your safety belt before impact so you will not be trapped inside your vehicle.
A

You can almost always turn to miss an obstacle more quickly than you can stop.

80
Q

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

  • If you a tire is too hot to touch, you should drive on it to cool it off.
  • You should inspect your tires every two hours of every 100 miles when driving in very hot weather.
  • The air pressure of a tire decreased as the temperature of the tire increases.
  • All of the above is true.
A

You should inspect your tires every two hours of every 100 miles when driving in very got weather.

81
Q

Question;
18. Which of these is the most important thing to remember about emergency braking?

  • It helps keep the brake linings clean.
  • Disconnecting the steering axle brakes will help keep your vehicle in a straight line during emergency braking.
  • If the wheels are skidding, you cannot control the vehicles.
  • Never do it without downshifting first.
A

If the wheels are skidding, you cannot control the vehicles.

82
Q

Question:
19. To correct a drive-wheel braking skid, you should?

  • Stop braking
  • Stop braking, turn quickly, and counter steer.
  • Increase braking
  • Increase braking, turn quickly and counter steer.
A

Stop braking, turn quickly, and counter steer.

83
Q

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

  • Steering that feels heavy.
  • A loud “bang”
  • Vibration
  • All of the above.
A

All of the above.

84
Q

Question:
21. What is proper way to hold a steering wheel?

  • With one hand
  • With both hands close together near the top of the wheel
  • With both hands close together near the bottom of the wheel
  • With both hands on opposite sides of the wheel.
A

With both hands on opposite sides of the wheel.

85
Q

Question:
22. You are driving a 40.foot vehicle at 35.mph. The road is dry and visibility is good. 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
  • 5 seconds
86
Q

Question:
23. Which of these is a good thing to do when driving at night?

  • Keep your speed slow enough that you a stop within the range of your headlights.
  • Look directly at oncoming headlights only briefly
  • Wear sub glasses
  • Keep your instrument light bright.
A

Keep your speed slow enough that you an stop within the range of your headlights.

87
Q

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

  • You should drive alongside other vehicles to help brake 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.
  • You can lessen the effect of the winds by lerting some aire out of your ties.
A

Winds are especially a problem when coming out of tunnels.

88
Q

Question:
25. To help you stay alert while driving, you should?

  • Schedule tiprs for hours that you are normally asleep.
  • Take cold medicine if you have a cold.
  • Take a short breaks before you are drowsy.
  • Do all of the above
A

Take a short breaks before you are drowsy.

89
Q

Question:
26. You do not have a Hazardous Materials Endorsement on your Commercial Drivers License. You can drive a vehicle hauling hazardous materials when?

  • The shipment will not cross state lines.
  • The OVWR is 26,001 pounds or less.
  • The vehicle does not require placards.
  • A person who has the Hazardous Materials Endorsement rides with you.
A

The Vehicle does not require placards.

90
Q

Question:
27. You wish to turn right from onw two-lane, two way street to another. Your vehicle is so long that you must swing wide to make the turn. Which of these figures shows how the turn should be made?

  • Figure A
  • Figure B
  • Figure C
  • Figure D
91
Q

Question:
28. The road you are driving on becomes very slippery due to glare ice. Which of these is a good thing to do in a stuck situation?

  • Stop driving as soon as you can safely do so.
  • Downshift to stop.
  • Apply the brakes often to keep the linings drive.
  • Keep varying your speed by accelerating and braking.
A

Stop driving as soon as you can safely do so.

92
Q

Question:
29. Retarders:

  • Cause extra brake wear.
  • Allow you to disconnect to steering axel brakes.
  • Can cause the drive wheels to skid when they have poor traction.
  • Cannot be used on interstate highways.
A

Can casue the drive wheels to skid when they have poor traction.

93
Q

Question:
30. If you must make an Emergency Stop, you should brake so you?

  • Use the hand brake before the brake pedal.
  • Do not need to worry about steering.
  • Can steer and so your vehicle stays in a stright line.
  • Use the full power of the brakes to lock them.
A

Can steer and so your vehicle stays in a stright line.

94
Q

Question:
1. If your turck or bus has dual parking control valves, you can use pressure from a separate thank?

  • Balance the service brake system when yo are parked.
  • Stay parked twice as long without using up service air pressure.
  • Release the springs emergency/parking brakes to move a short distance.
  • Brake harder of the main thank is getting low.
A

Release the springs emergency/parking brakes to move a short distance.

95
Q

Question:
2. To check the free paly of manual slack adjusters of S-cam brakes, you should park on?

  • Level ground and apply the parking brakes.
  • Level ground, chock the wheels and release the parking brakes.
  • Level ground and drain off air pressure before checking the adjustment.
  • A light grade, release the parking brakes, and apply the service brakes, watching for vehicle movement.
A

Level ground, chock the wheels and release the parking brakes.

96
Q

Question:
3. The most important things to do when a low air pressure warning come on is?

  • Upshift.
  • Downshift.
  • Adjust the brake pedal for more travel.
  • Stop and safety park as soon as possible.
A

Stop and safety park as soon as possible.

97
Q

Question:
4. The compressor governor controls?

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

When air is pumped into the air tanks.

98
Q

Question:
5. The braking power of the springs brakes?

  • Increases when the service brakes are hot.
  • Depends on the service brakes being in adjustment.
  • Is not affected by the condition of the service brakes.
  • Can only be tested by highly-trained brake service people.
A

Depends on the service brakes being in adjustment.

99
Q

Question:
6. All air brkaes equipped vehicles have?

  • An air use gauge
  • A supply pressure gauge.
  • At lease one brake heater.
  • A backup hydraulic system.
A

A supply pressure gauge.

100
Q

Question:
7. You are driving a new truck with a manual transmission. What gear will you probably have to use to take a long steep downhill grade?

  • The same gear you would use to climb the hill.
  • A lower gear that you would use to climb the hill.
  • A higher gear than you would use to climb the hill
  • None; new trucks can coast down hills
A

A lower gear that you would use to climb the hill.

101
Q

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

  • Engine oil level.
  • Valve Clearance.
  • Condtion of hoses.
  • Worn electrical wiring insulation.
A

Valve Clearance.

102
Q

Question:
9. You can see a marking on a vehical ahead of you, The marking is a red traiangle with an orange center. What does the marking mean?

  • It may be a slow-moving vehicle
  • The vehicle is hauling hazardous materials
  • It is law enforcement vehicle.
  • It is being driven by a student driver.
A

It may be a slow-moving vehicle

103
Q

Question:
10. High beams should be?

  • Used when it is safe and legal to do so.
  • Turned on when an oncoming driver does not dim his/her lights.
  • Dimmed at the time that you get within 100.feet of another vehicle.
  • All of the above.
A

Used when it is safe and legal to do so.

104
Q

Question:
11. For this items, refer to the figure at the right. You are driving a long vehicle that makes wide turns. You want to make a left turn from Elm Street onto Oak Street. These are two left turn lanes ( marked “A” and “B” ) on Elm Street, and Oak Street is a four-lane street with two lanes in each directions?

  • Use Left turn lane “A”
  • Use Left turn lane “B”
  • Start in left turn lane “A” and swing into left turn lane “B” just before entering the intersection.
  • Start in left turn lane “B” and swing into left turn lane “A” just before entering the intersection
A

Use Left turn lane “B”

105
Q

Question:
12. An en-route inspction should include checking for?

  • Tire overheating
  • Brake over heating
  • Cargo securement
  • All of the above.
A

All of the above.

106
Q

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

  • You should avoid backing whenever you can.
  • Helpers should be out of the drivers sight and use only voice (spoken) signals to communicate with the driver.
  • It is safe to back toward the right side of the vehicle than toward the drivers side.
  • All of the above are true.
A

You should avoid backing whenever you can.

107
Q

Question:
14. Whice of these is a good thing to remeber about drinking alcohol?

  • Alcohol first affects judgment and self-control, which are necessary for safe driving.
  • The chance of a crash is much greater for drivers who have been drinking than for drivers who have not.
  • A driver can lose his/her license for driving while drunk.
  • All of the above.
A

All of the above.

108
Q

Question:
15. You are checking your tires for a pre-trip inspection. Which of these statements is true?

  • Dual tires should be touching each other.
  • Tires of mismatched size should not be used on the same vehicle.
  • Radial and bias-ply tires can be used together on the same vehicle.
  • 2/32 inch tread depth is safe for the front tires.
A

Tires of mismatched sized should not be used on the same vehicle.

109
Q

Question:
16. Which of these can cause a fire?

  • Underinflated tired.
  • Loose fuel connections
  • Electrical short circuits
  • All of the above
A

All of the above

110
Q

Question:
17. What is counterstaining?

  • Turning the steering wheel counterclockwise.
  • Steering in the opposite direction from what other drives expect you to do.
  • Using the steering axle brakes to prevent over steering
  • Turning the wheel back in the other direction after steering to avoid a traffic emergency
A

Turning the wheel back in the other direction after steering to avoid a traffic emergency

111
Q

Question:
18. You are driving a vehicle that could safely be driven at 55.mph on an open road. But traffic is now heavy, moving at 35.mph though the speed limit is 55. The safest speed for your vehicle is most likely?

  • 25.mph
  • 35.mph
  • 45.mph
  • 55.mph
112
Q

Question:
19. On which fires can you use the “A-B-C” fire extinguisher?

  • Electrical fires
  • Burning liquids
  • Burning cloth
  • All of the above
A

All of the above

113
Q

Question:
20. 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 cargo is loaded by the shipper, the driver is not responsible for overloading
A

State laws dictate legal weight limits.

114
Q

Question:
21. Which of these statements about using turn signals is true?

  • When turning, you should cancel the signal just before you make the turn.
  • You do not need to use your turn signal just before you make the turn.
  • When turning, you should signal early.
  • If cargo is loaded by the shipper, the driver is not responsible for overloading.
A

When turning, you should signal early.

115
Q

Question:
22. 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
  • If you miss a gear while upshifting, you must bring the vehicle to a stop.
A

You can use the tachometer to tell you when to shift

116
Q

Question:
23. Which of these best describes how you should use the brake pedal on a steep downhill grads?

  • Light, pumping action
  • Light, steady pressure
  • Repeated strong pressure, then release
  • With stronger pressure as the vehicle goes downhill
A

Light, steady pressure

117
Q

Question:
24. Which of these statments about speed management is ture?

  • Empty trucks always stop in a shorter distance than full loaded ones.
  • When you double your speed ( go twice as fast ), it will take twice the distance to stop.
  • You should choose a speed that lets you stop within the distance that you can see ahead
  • You should always brake during curves.
A

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

118
Q

Question:
25. 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 if it is high
  • Is only a problem if the vehicle is overloaded
  • All of the above.
A

Can make a vehicle more liely to tip over on curves if it is high

119
Q

Question:
26. 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 wil be stopped for 30.minutes or more.
  • The vehicle’s taillights should be kept on toward other drivers.
  • All of the above are true
A

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.

120
Q

Question:
27. Your are checking your brakes and suspension system for a pre-trip inspection, Which of these statments is true?

  • Brake shoes should not have oil, grease, or brake fluid on them
  • Brake pads should not have brake fluid on them
  • One missing leaf in a leaf spring can be dangerous
  • All of the above are true
A

All of the above are true

121
Q

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

  • Turn on your flashers
  • Drive slowly
  • Use your brake lights to warn drivers behind you
  • Do all of the above.
A

Do all of the above.

122
Q

Question:
2. You are driving a vehicle at 55.mph on dry pavement. About how much total stopping distance will you need to bring it to a stop?

  • The length of the vehicle
  • Twice the length of the vehicle
  • Half the length of a football field
  • The length of a football field
A

The length of a football field

123
Q

Question:
3. You must park on the side of a level, straight, four-lane, divided highway. Where should you place the reflective triangles?

  • One within 10.feet of the rear of the vehicle, one about 100.feet to the rear, and one about 200.feet to the rear
  • One within 10.feet of the rear of the vehicle, one about 100.feet to the rear, and one about 100.feet to the front of the vehicle
  • One about 50.feet to the rear of the vehicle, one about 100.feet to the rear, and one about 100.feet to the front of the vehicle.
  • One within 10.feet of the front of the vehicle, one about 200.feet to the front, and one about 100.feet to the rear.
A

One within 10.feet of the rear of the vehicle, one about 100.feet to the rear, and one about 200.feet to the rear

124
Q

Question:
4. According the Driver’s Manual, why should you limit the use of your horn?

  • It can startle other drivers
  • On vehicles with air brakes, it can use air pressure that may be needed to stop.
  • The horn is not a good way to let others know you’re there
  • You should keep both hands tightly gripping the steering wheel at all times
A

It can startle other drivers

125
Q

Question:
5. Which of these statements about accelerating is true?

  • When traction is poor, more power should applied to the accelerator
  • Rough acceleration can cause mechanical damage
  • You should feel a “jerking” motion if you are accelerating your vehicle properly
  • All of the above.
A

Rough acceleration can cause mechanical damage

126
Q

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

  • Slide sideways and sping out
  • Slide sideways somewhat, but not spin out
  • Go straight ahead even if the steering wheel is turned
  • Go straight ahead but will turn if you turn the steering wheel
A

Go straight ahead even if the steering wheel is turned

127
Q

Question:
7. Which of these statements about certain types of cargo is true?

  • Unstable loads such as hanging meat or livestock can require extra caution on curves.
  • Oversize loads can be hauled without special permits during times when the road are not busy
  • Loads that consists of liquids in bulk do not cause handling problems because they are usually very heavy
  • When liquids are hauled, the tank should always be loaded totally full
A

Unstable loads such as hanging meat or livestock can require extra caution on curves.

128
Q

Question:
8. You are driving a heavy vehicle. You must exit a highway using an offramp that curves downhill. You should?

  • Slow down to a safe speed before the curve.
  • Slow to the posted speed limit for the offramp
  • Come to a full stop at the top of the ramp
  • Wait until you are in the curve before downshifting
A

Slow down to a safe speed before the curve.

129
Q

Question:
9. Whicn of these is a proper use of a vehicle lights?

  • Turning on your headlights during the day when visibility is reduced due to rain or snow
  • Flashing your brake lights to warn someone behind you a hazard that will require slowing down
  • Flashing your brake lights to warn someone behind you that you are going to stop on the road
  • All of the above
A

All of the above

130
Q

Question:
10. A key principle to remeber about loading cargo is to keep the load:?

  • To the front
  • To the rear
  • As high as possible
  • Balanced in the cargo area
A

Balanaced in the cargo area

131
Q

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

  • Stay off the brake until the vehicle has slowed down
  • Quickly steer onto the shoulder
  • Begin light braking
  • Begin emergency braking
A

Stay off the brake until the vehicle has slowed down

132
Q

Question:
12. You are checking your tires for a pre-trip inspection. Which of these statements is true?

  • Dual tires should be touch each other
  • Tire of mismatched sizes should not be used on the same vehicle.
  • Radial and bias-ply tires can be used together on the same vehicle
  • 2/32 inch tread depth is safe for the front tires.
A

Tire of musmatched sizes should not be used on the same vehicle.

133
Q

Question:
13. Brake “fade”

  • Can be caused by the brakes getting very hot
  • Can be correct by letting up on the brakes for 1-2 seconds and the reapplying them
  • Is a problem that only occurs with drum brakes
  • All of the above
A

Can be caused by the brakes getting very hot

134
Q

Question:
14. Your are driving on a two-lane road. An oncoming driver drifts into your lane and is headed straight for you. Which of these is most often the best action to take?

  • Hard braking
  • Steer into the oncoming lane
  • Steer to the right
  • All of the above
A

Steer to the right

135
Q

Question:
15. Which of these statements about your 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 until has cooled
  • Antifreeze is not needed when the weather is warm
A

You should never remove the radiator cap on a pressurized system until has cooled

136
Q

Question:
16. You are driving a heavy vehicle with a manual transmission. You have to stop the vehicle on the shoulder while driving on an uphill grade. Which of these is a good rule to follow when putting it back in motion up the grade?

  • Keep the clutch slipping while slowly accelerating
  • Use the parking brake to hold the vehicle until the clutch engages
  • Let the vehicle roll straight backwards a few feet before you engage the clutch
  • Let the vehicle roll backwards a few feet before you engage the clutch, but turn the wheel so that the back moves away from the roadway
A

Use the parking brake to hold the vehicle until the clutch engages

137
Q

Question:
17. Which of these is a good things to do 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 needed to clear what is in your way
  • Avoid oversteering
A

Dont turn any more than needed to clear what is in your way

138
Q

Question:
18. You are checking your wheels and rimes for a pre-trip inspection. Which of thesse statements is true?

  • Rust around wheel nuts may mean that they are loose
  • Cracked wheels or rims can be used if they have been welded
  • A vehicle can be safely driven with one missing lug nut on a wheel
  • Mismatched lock rings can be used on the same vehicle
A

Rust around wheel nuts may mean that they are loose

139
Q

Question:
19. You do not have a Hazardous Materials Endorsement on you Commercials Driver License. You are asked to deliver hazaedous materials in a placarded vehicle?

  • Refues to haul the load
  • Take the placards off the vehicle
  • Haul the load, but only to the nearest places where a driver with a Hazardous Materials Endorement can take over.
  • Haul the load, but file report with the Department of Transportation after the trip
A

Refues to haul the load

140
Q

Question:
20. As the Blood Alcohol Concentraion (BAC) goes up, what happens?

  • The drinker more clearly sees how alcohol is affecting him/her.
  • The effects of alcohol decrease
  • Judgment and control are affected
  • The driver can sober up in less time
A

Judgment and control are affected

141
Q

Question:
21. If you need to leave the road in a traffic emergency, you should?

  • Try to get all wheels off the pavement
  • Brake hard as you leave the road
  • Avoid braking until your speed has dropped to about 20.mph
  • Avoid the shoulder because most shoulders will not support a large vehicle
A

Avoid the shoulder because most shoulders will not support a large vehicle

142
Q

Question:
22. You should stop driving?

  • After 5 hours
  • After 7 hours
  • After 9 hours
  • Whenever you become sleepy
A

Whenever you become sleepy

143
Q

Question:
23. For this item, refer to the figure at the right. You are driving a long vehicle that makes wide turns. You want to turn left from Pine Street onto Cedar Street. Both are tow-land, two-way streets. You should.

  • Begin turning your vehicle as soon as you enter the intersction
  • Begin turning your vehicle when you are halfway through the instruction
  • Being the turn with your vehicle in the left lane of Pine Street
  • Turn into the left lane of Cedar Street and then move to the right lane when the traffic is clear
A

Begin turning your vehicle when your are halfway thorugh the instercion

144
Q

Question:
24. Which of these statements about drugs is true?

  • A driver can use any prescription drug while driving
  • Amphetamines (“pep pills” or “bennies”) can be used to help the driver stay alert
  • Use of drugs can lead to accidents and/or arrest
  • All of the above
A

Use of drugs can lead to accidents and/or arrest

145
Q

Question:
25. You should avoid driving thorugh deep puddles or flowing water. But if you must, which of these steps can help keep your brakes working?

  • Driving thourhg quickly
  • Gently putting on the brakes while driving thourgh the water
  • Applying hard pressure on both the brake pedal and accelerator after coming out of the water.
  • Turning on your brake heaters.
A

Gently putting on the brakes while driving thourgh the water

146
Q

Question:
26. Escape ramps are?

  • Used to stop runaway vehicles
  • Designed to prevent injury to drivers and passengers
  • Designed to prevent damage to vehicles
  • All of the above.
A

All of the above.

147
Q

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

  • When you downshift for 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 rpms decrease while the clutch is released and the shift lever is in neutral
  • All of the above
A

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

148
Q

Question:
28. What will keep an engine cool in hot weather?

  • Avoiding high-speed driving
  • Making sure the engine has the right amount of oil
  • Proper v-belt tightness
  • All of the above
A

All of the above

149
Q

Question:
29. When driving at night, you should?

  • Look to the left side of the road when a vehicle is coming toward you.
  • Drive faster when your low beams are on
  • Adjust your speed to keep your stopping distance within your sight distance
  • All of the above
A

Adjust your speed to keep your stopping distance within your sight distance

150
Q

Question:
30. Which of these items is checked in a pre-trip inspection?

  • Whether all vehicle lights are working and are clean
  • Wipers blades
  • Cargo securement
  • All of the above
A

All of the above

151
Q

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

  • Backing is always dangerous
  • You should back and turn toward the drivers side whenver possible
  • You should use a helper and communicate with hand signals
  • All of the above
A

All of the above

152
Q

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

  • An engine cannot overheat when the weather is very cold
  • Windshield washer antifreeze should be used
  • Exhaust system leaks are less dangerous in cold weather
  • In snowstorms, wipers blades should be adjusted so that they do not make direct contact with the windshield
A

Windshield washer antifreeze should be used

153
Q

Question:
33. Controlled braking?

  • Can be used while you are turning sharply
  • Involves locking the wheels for short periods of time
  • Is used to keep a vehicle in a straight line when braking
  • All of the above
A

Is used to keep a vehicle in a straight line when braking

154
Q

Question:
34. How do you correct a rear-wheel acceleration skid?

  • Apply more power to the wheels
  • Stop accelerating
  • Apply brakes
  • Downshift
A

Stop accelerating

155
Q

Question:
35. Which of these is not a good rule to follow when caring for injured at an accident scene?

  • If a qualified person is helping them, stay out of the way unless asked to assist
  • Stop heavy bleeding by applying direct pressure to the wounded
  • Keep injured person cool
  • Move severely injured persons if there is a danger due to fire or passing traffic
A

Keep injured person cool

156
Q

Quesiton:
36. For your safety, when setting out reflective triangles you should?

  • Carry the triangles at your side
  • Hold the triangles between yourself and oncoming traffic
  • Keep them our of sight while you walk to the spot where you set them out
  • Turn off your flashers
A

Hold the triangles between yourself and oncoming traffic

157
Q

Question:
37. You are driving a new truck with a manual transmission. What gear will you probably have to use to take a long, steep downhill grade?

  • The same gear you would use to climb the hill
  • A lower gear that you would use to climb the hill
  • A higher gear than you would use to climb the hill
  • None; newer trucks can coast down hills
A

A lower gear that you would use to climb the hill

158
Q

Question:
38. The purpose of retarders is to?

  • Provide emergency brakes
  • Help slow the vehicle while driving and reduce brake wear
  • Apply to slow the vehicle while driving and reduce brake wear.
  • Help prevent skids
A

Help slow the vehicle while driving and reduce brake wear

159
Q

Question:
39. How far should a driver look ahead of the vehicle while driving?

  • 1-2 seconds
  • 5-8 seconds
  • 12-15 seconds
  • 18-21 seconds
A

12-15 seconds

160
Q

Question:
40. Hydroplaning?

  • 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
A

Is more likely if tire pressure is low

161
Q

Question:
41. If you are being tailgated you should?

  • Increase your following distance
  • Flash your brake lights
  • Speed Up
  • Signal the tailgater when it is safe to pass you
A

Increase your following distance

162
Q

Question:
42. Which of these statement about overhead clearance is true?

  • You should assume pasted clearnace signs are correct.
  • The weight of a vehicle changes it heights
  • If the road surface causes you to tilt toward objects at the edge ofo the road, you slhould drive close to the shoulder
  • Extra speed will cause air to push your vehicle down for extra clearance
A

The weight of a vehicle changes it heights

163
Q

Question:
43. 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 while in curves
  • Slow down gradually
  • All of the above
A

Slow down gradually

164
Q

Question:
44. Which of these statements about vehicles fires is ture?

  • If cargo in a van or box traile 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 the flames out
  • A burning tire should be cooled with water
A

A burning tire should be cooled with water

165
Q

Question:
45. Cargo that is not loaded or secured properly can cause?

  • Vehicle damage by overloading
  • Other highway users to hit or be hit by losse cargo
  • Injury to the driver during a quick stop crash
  • All of the above
A

All of the above

CDL-Class (9 decks)

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