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General Knowledge > 1st 25 Questins > Flashcards

1st 25 Questins Flashcards

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1
Q

Merging onto the road is safest if you?

A

Wait for a large enough gap in traffic to enter the road

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2
Q

What three things add up to total stopping distance for your truck or bus?

A

Perception distance, reaction distance, effective braking distance

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3
Q

You are checking your steering and exhaust systems during pre-trip inspection; which of these problems if found should be fixed before the vehicle is driven

A

Steering wheel play of more than 10 degrees (2 inches on a 20-inch wheel)

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4
Q

How does vehicle weight effect stopping?

A

Empty trucks take longer to stop than loaded ones, but this is not always the case for buses.

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5
Q

When roads are slippery you should?

A

Make turns as gently as possible

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6
Q

Which of these is NOT a good rule when cari g for injuries at an accident?

A

Keep injured persons cool

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7
Q

You are driving on a straight level highway at 50MPH, there are no vehicles in front of you, suddenly a tire blows out of your vehicle, what should you do?

A

Stay off the brakes until the vehicle slows down.

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8
Q

After starting the engine

A

The coolant temperature gauge should begin a gradual rise to normal

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9
Q

You are driving a heavy vehicle with a manual transmission, you have to stop the vehicle on the shoulder while driving on a uphill grade; which of these is a good rule to follow when putting the vehicle back into motion up the grade?

A

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

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10
Q

Which of these questions is true about speed management?

A

When the road is slippery it will take longer to stop, and it will be harder to turn without skidding

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11
Q

Where must you keep shipping papers when transporting hazardous materials?

A

In the pouch on the drivers door or on the seat

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12
Q

Extra care is needed to keep your vehicle centered in your lane because commercial vehicles

A

Are often wider than other vehicles

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13
Q

Which of these would probably not help if your vehicle is covered in ice?

A

Brush

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14
Q

Which of these statements about cause of vehicles are true?

A

Poor trailer ventilation can cause cargo to catch fire.

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15
Q

The purpose of retarders is to:

A

Help slow the vehicle down while driving to reduce brake wear

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16
Q

Which of these is usually true about driving in hot weather?

A

You should check tire mounting and pressure before driving

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17
Q

Which of these is usually true about driving in tunnels?

A

There may be crosswinds when exiting

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18
Q

When driving through work zones you should?

A

Watch for sharp pavement drop offs

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19
Q

When passing another vehicle, pedestrian or bicyclist you should assume that:

A

They may move into your lane of traffic

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20
Q

If you are not sure what to use to put out a hazardous material fire you should:

A

Wait for qualified fire fighters

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21
Q

What should you do when your vehicle hydroplanes:

A

Release the accelerator

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22
Q

Which of these is true regarding the use of drugs while driving?

A

Prescription drugs are allowed if the drugs will not affect safe driving ability.

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23
Q

Which of these statements about brakes are true?

A

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

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24
Q

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?

A

A lower gear than you would use to climb the hill

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25
Q

Which of these statements about certain types of cargo is true?

A

Unstable loads such as hanging meat or livestock require extra caution in curves

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26
Q

Which of these statements are true about marking a stopped vehicle are true?

A

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

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27
Q

Which of these is true about rear wheel braking skids?

A

On vehicles with trailer, the trailer can push the towing vehicle sideways.

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28
Q

Which of these statements about double clutching and shifting is true?

A

You can use the tachometer to tell you when to shift

29
Q

Which of these is true about your overhead shifting?

A

The weight of the cargo can change the height of the vehicle

30
Q

How far should the drivers look ahead of the vehicle while driving?

A

12-15 seconds or 1/4 mile

31
Q

If you need to leave the road do to a traffic emergency, you should?

A

Avoid braking until your speed has dropped to about 20MPH

32
Q

Which of these statements about backing a heavy vehicle is NOT true?

A

Because you can’t see behind you, you should back slowly until you bump into the dock

33
Q

Which of these lights cannot be checked at the same time?

A

Turn signals, brake lights and four-way flashers

34
Q

Which of these is correct about emergency or evasive actions

A

To turn quickly you must have a firm grip on the steering wheel

35
Q

You are driving a vehicle that can be safely driven at 55 MPH on the open road, but traffic is now heavy moving at 35 MPH though the speed limit is 55 MPH, the safest speed for your vehicle is most likely:

A

35 MPH

36
Q

According to the CDL manual why should you limit the use of your horn?

A

It can startle other drivers

37
Q

Which of these statements are true about bad weather and driving conditions?

A

When the temperature drops, bridges will freeze before the road does

38
Q

To determine the blood alcohol concentration (BAC) for a person it is necessary to know:

A

How much a person weighs

39
Q

What does emergency braking mean?

A

Respond to a hazard by slowing the vehicle

40
Q

Which of these happens when a tire blows out at highway speed?

A

A vibrating feeling

41
Q

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?

A

4 seconds

42
Q

Truck escape ramps:

A

Help avoid damage to vehicles

43
Q

When hydraulic brakes fail while driving, the system will not build pressure and the brake pedal will feel spongy or go to the floor, what action should you take?

A

Pump the brake pedal to generate pressure

44
Q

Which of the following items are not checked in a pre-trip inspection?

A

Amount of fuel in the vehicle

45
Q

Which of these systems should receive extra attention during a winter weather inspection?

A

Exhaust

46
Q

The total weight of a powered unit, the trailer and the cargo is called?

A

Gross combination weight

47
Q

Which of the following statements are true?

A

Most heavy vehicle accidents occur between midnight and 6AM

48
Q

Controlled braking?

A

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

49
Q

When a coolant container is part of a pressured system which of these is true?

A

You can check the coolant level of a hot engine

50
Q

Which of these is a good thing to do when driving at night?

A

Keep your speed slow enough that you can stop within the distance of your headlights

51
Q

You should avoid driving through deep-puddled or flowing water but, if you must, which of these steps can help keep your brakes working?

A

Gently putting on the brakes while driving through water

52
Q

Stab braking should not be used on vehicles with

A

Anti- lock brakes

53
Q

Implied consent means

A

You have given your consent to be tested for alcohol in your blood

54
Q

Which of these should be tested while the vehicle is stopped?

A

Hydraulic brakes

55
Q

If you have to make vehicle inspection report, you must sign it

A

When any defects are noted, whether they are certified to be repaired or not

56
Q

Which of the following is not a characteristic of front tire failure?

A

Vehicle fish tail

57
Q

What is the proper way to hold the steering wheel?

A

With both hands on opposite sides of the wheel

58
Q

The distance you should look ahead of your vehicle while driving amounts to approximately _____ mile at highway speed?

A

One-fourth

59
Q

Why will your vehicles speed naturally increase on downgrades?

A

Gravity

60
Q

Which of these pieces of emergency equipment must always be carried in your vehicle?

A

Warning devices for parked vehicles

61
Q

During a vehicle inspection, checking the _____ will not help you prevent a fire

A

Battery fluid level

62
Q

You should signal continuously while turning because

A

You need both hands on the wheel to turn safely

63
Q

Why is a broken exhaust system dangerous?

A

Poisonous fumes could enter the cab or sleeper berth

64
Q

You see a marking on a vehicle in front of you,the marking is a red triangle with an orange center. What does the marking mean?

A

It may be a slow moving vehicle

65
Q

Most serious skids result from

A

Driving too fast for conditions

66
Q

When you are parked at the side of the road at night you must

A

Turn on your 4 way flashers to warn others

67
Q

You do not have a hazardous material endorsement on your CDL license, you can drive a vehicle hauling hazardous material when?

A

The vehicle does not require placards

68
Q

To avoid a crash, you had to drive on the right shoulder. You are now driving at 40 MPH, how should you move back onto the roadway?

A

Keep moving at the present speed and steer very gently back onto the pavement

69
Q

Containerized loads

A

Are generally used when freight is carried part way by rail, ship or air

General Knowledge (2 decks)

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