General Knowledge Flashcards by Yasmin Perez

If your vehicle is 40 feet long and you are traveling at 50 mph, what is the safe following distance?
3 seconds
4 seconds
7 seconds
5 seconds

5 seconds

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Empty trucks have the best braking.
TRUE
FALSE

FALSE

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How often while on the road must you stop to inspect your cargo?
Every 1 hour or 50 miles
Every 3 hours or 150 miles
Every 6 hours or 300 miles
Before and after your trip

Every 3 hours or 150 miles

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For what three things related to cargo are drivers responsible?
- Size of cargo, where cargo is placed, and unbalanced cargo
- Inspection of cargo, balanced weight of cargo, secured cargo
- Secured cargo, inspection of sealed cargo, balanced weight of cargo
- Inspection of a sealed container, balanced weight of cargo, where cargo is placed

Inspection of cargo, balanced weight of cargo, secured cargo

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Name some things you should check on the front of your vehicle during the walk around inspection?
Fuel tank, engine, tires
Brakes, air lines, suspension
Signal and clearance lights, headlights
Cab area, coupling system, rims

Signal and clearance lights, headlights

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Stab braking should not be used on vehicles:
Hauling hazardous materials
Equipped with air brakes
Towing trailers
Equipped with anti-lock brakes

Equipped with anti-lock brakes

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The first offense for driving a commercial vehicle under the influence of drugs or alcohol will cause you to lose your CDL for:
6 months
2 years
1 year
3 years

1 year

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What kind of fire is a B:C extinguisher good for?
Electrical, fuel
Meat, cheese
Wood, paper, cloth
Metal, rubber

Electrical, fuel

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What are the 2 main things to look for ahead?
Traffic and road conditions
Vehicles and stoplights
Disabled vehicles and obstacles
Curves and potholes

Traffic and road conditions

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What factors determine your selection of a “safe” speed when going down a long, steep downgrade?
- Speed/ space/ distance / perception
- Reaction time/ distance/ speed/ vehicle size
- Weight of vehicle/ length of grade/ steepness/ road conditions/ weather
- Perception/ reaction/ speed of vehicle/ stopping distance

Weight of vehicle/ length of grade/ steepness/ road conditions/ weather

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Which statement is true about rear drive-wheel braking skids?
When pulling a trailer, the trailer can push the towing vehicle sideways
The locked wheels have more traction than the ones that are rolling
It is not a cause of jackknifing
The vehicles front wheels will slide sideways

When pulling a trailer, the trailer can push the towing vehicle sideways

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What is the “gross combination weight” (GCW)?
Weight of cargo, plus weight of drivers and passengers
The maximum weight specified by the manufacturer that a vehicle can hold
Weight of trailer plus weight of cargo
Weight of power unit, plus trailer, plus cargo

Weight of power unit, plus trailer, plus cargo

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What is a pull-up?
Re-positioning of your vehicle when backing
A replacement for backing
Short forward movement to save brake wear
A Diaper

Re-positioning of your vehicle when backing

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You are checking your steering and exhaust systems during a pre-trip inspection. Which of these statements is true?
Steering wheel play of more than 10 degrees (2 inches on a 20-inch steering wheel) can make it hard to steer
Leaks in the exhaust system are not a problem if they are outside of the cab
Some leakage of power steering fluid is normal
If you find a leak in the exhaust system, drive with the window open

Steering wheel play of more than 10 degrees (2 inches on a 20-inch steering wheel) can make it hard to steer

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Why is it important to shift gears properly?
To keep the engine at the proper temperature
To keep the radiator cool
To keep the oil flowing through the crankcase
To help maintain control of the vehicle

To help maintain control of the vehicle

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When your brakes are wet, it is very easy to:
Hydroplane if traveling faster than 30 mph
Hydroplane
Overheat your brakes
Jackknife the trailer

Jackknife the trailer

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Your vehicle is in a traffic emergency and may collide with another vehicle if you do not take action.
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 seat belt before impact so you will not be trapped inside your vehicle

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

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In normal driving some drivers use the hand valve before the brake pedal to prevent a jackknife. Which of these statements are true?
This should not be done
This results in less skidding
Lets driver steer with both hands
Best way to brake in a straight line

This should not be done

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“Offtracking” is:
Driving on a dirt road
Passing on the right
Pulling onto the shoulder of the road
Trailer wheels following a different path than the tractor wheels

Trailer wheels following a different path than the tractor wheels

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Can you use over-the-counter medication when operating a CMV?
Yes, but only take half a dose
It should not be used because it can make you sleepy
Yes, but only during daylight hours
As long as the dispatcher says it is ok

It should not be used because it can make you sleepy

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What should you do when traveling through a construction zone?
Only reduce speed if you see a worker near the road
Watch for holes in the road and drop offs
Stop before entering, then proceed in low gear
Go as quickly as possible to avoid congestion

Watch for holes in the road and drop offs

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You can be placed out of service if your Blood Alcohol Concentration is:
1.0% or higher
Any amount detectable
0.05% or higher
0.04% or higher

Any amount detectable

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When backing to a dock, which of the following is not true?
Always back toward the driver’s side if possible
Use a helper and hand signals
Back slowly until you bump the dock

Back slowly until you bump the dock

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What type of fire will water extinguish?
Tire
Gasoline
Diesel
Electrical

Tire

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Convex mirrors will: Show a wider view than flat mirrors Make objects appear closer than they actually are Make objects appear larger than they actually are None of the answers are correct

Show a wider view than flat mirrors

Which of the following is true when driving in cold weather? Use windshield washer anti-freeze Use bleach on your tires to increase traction If the temperature is below freezing, the engine will not freeze Exhaust leaks are not a concern

Use windshield washer anti-freeze

When should you use controlled braking? If the vehicle is equipped with anti-lock braking Only use with hydraulic brakes You need to stop quickly To keep the vehicle in a straight line when braking

To keep the vehicle in a straight line when braking

The key point in balancing cargo weight is to keep the load: To the front To the rear Centered Low to the floor

Centered

When conducting a pre-trip inspection of the steering system, you would not inspect: Missing nuts, bolts or other parts on the steering box Leaking shock absorbers Power steering hoses, pumps and fluid level Power steering fluid leaks

Leaking shock absorbers

What happens when a tire blows out at highway speed? The low air pressure alarm will come on You will hear a loud hissing sound coming from your tire You will feel a vibration There will be an immediate drop in speed

You will feel a vibration

With low-beam headlights on, you can see 250 feet ahead 200 feet ahead 150 feet ahead 350 feet ahead

250 feet ahead

What 3 kinds of emergency equipment should you have? Flash light, tire gauge, tire inflation foam First aid kit, bandage gauze, pain reliever Fire extinguisher, spare electrical fuses, warning device Exterior hazard light, cell phone, wheel chock

Fire extinguisher, spare electrical fuses, warning device

If stopped on a hill, how can you start moving without rolling back? Place wheel chock under front wheel Place wheel chock under rear wheel Partly engage clutch before taking your foot off the brake Use your parking brake

Partly engage clutch before taking your foot off the brake

Retarders keep you from skidding when the road is slippery. TRUE FALSE

FALSE

Name some key steering parts. Tires, rims, lug nuts Leaf springs, bellows, eye bolt Axle, control arm, pressure plate Spindle, tie rod, drag link

Spindle, tie rod, drag link

Why should you be in proper gear before starting down a hill? So you can focus on braking You will not be able to shift into a lower gear once you are going down the hill To maintain speed So you will not damage the transmission

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

What is the most important reason for doing a vehicle inspection? State law requires vehicle inspections Safety is the most important reason to inspect your vehicle To make sure your lights are working properly To check for over inflated tires

Safety is the most important reason to inspect your vehicle

If you go twice as fast, your stopping distance will increase by twice or 4 times? Twice Four times

Four times

You should use low beams whenever you can. TRUE FALSE

FALSE

A driver should look _____ ahead of the vehicle while driving. 2-5 seconds 5-10 seconds 12-15 seconds 15-25 seconds

12-15 seconds

What is a "hazard"? Any road condition or user (driver, cyclist, pedestrian) that is a possible danger Any obstacle in the roadway Anything that obstructs the roadway A game of chance

Any road condition or user (driver, cyclist, pedestrian) that is a possible danger

Why should you back toward the driver's side? State law requires backing toward the driver's side Because it takes less time Because you can see better So you won't have to look over your passenger

Because you can see better

You can safely remove the radiator cap as long as the engine isn't overheated. TRUE FALSE

FALSE

Where should your reflectors be placed when stopped on a divided highway? 50'/50'/50' 100'/50'/50' 10'/100'/200' 100'/100'/10'

10'/100'/200'

What should you do before you drive if you are drowsy? Eat Sleep Drink coffee Exercise

Sleep

What does "communicating" mean in safe driving? Using cell phones Braking often Using your horn Signaling your intentions

Signaling your intentions

What is "black ice"? Very hot slippery tar Oil slick on the roadway Snow on the roadway Thin sheet of clear ice on roadway

Thin sheet of clear ice on roadway

What 3 things add up to total stopping distance? Stopping distance/ reaction distance/ perception distance Vehicle distance/ stopping distance/ reaction distance Braking distance/ obstacle distance/ stopping distance Perception distance/ reaction distance/ braking distance

Perception distance/ reaction distance/ braking distance

When caring for an injured person, you should: Only move them if they are in danger from fire or traffic Apply direct pressure to any wounds Keep the injured person warm All of the above

All of the above

What should wheel bearing seals be checked for? Tightness Leaking Fluid level Safety

Leaking

Coffee and a little fresh air will help a drinker sober up. TRUE FALSE

FALSE

What things should you check during a trip? Watch for pedestrians crossing Check brake fluid level Watch gauges for signs of trouble Make sure your signals are working properly

Watch gauges for signs of trouble

Reaction time or distance is? -The distance traveled from the time your brain tells your foot to move from the accelerator to actually pushing on the brake pedal -The distance traveled from the time your eye see a hazard until the time your brain recognizes the hazard -The distance it takes to stop your vehicle -The distance you travel from the time you perceive a hazard until the vehicle comes to a stop

The distance traveled from the time your brain tells your foot to move from the accelerator to actually pushing on the brake pedal

If you are driving a 30-foot vehicle at 55 mph, how many seconds of following distance should you allow? 3 seconds 4 seconds 5 seconds 6 seconds

4 seconds

When loading the cargo compartment of a vehicle it is best to place heavy items on the bottom and the light items on top. TRUE FALSE

TRUE

How many classes of hazardous materials are there? 3 6 9 12

your vehicle breaks down on an undivided highway. There are no hills or curves with in a mile in either direction. Where should you place the warning triangles? -100 feet in front, 10 feet behind and 100 feet behind the vehicle -10 feet, 100 feet and 200 feet behind the vehicle -100 feet in front, 100 feet and 200 feet behind the vehicle -100 feet, 200 feet and 500 feet behind the vehicle

-100 feet in front, 10 feet behind and 100 feet behind the vehicle

Which of the following emergency items are you not required to have available? Fire extinguisher Spare fuses First aid kit Warning triangles

First aid kit

How do antilock brakes help you? They allow you to drive faster and follow more closely They prevent turning skids They always shorten stopping distance They help you avoid wheel lock up and maintain control while braking

They help you avoid wheel lock up and maintain control while braking

If you swing wide to the left before turning right, another driver may try to pass you on the right. True or False? TRUE FALSE

TRUE

Doubling your speed has what effect on braking distance? No difference in stopping distance Twice the speed = twice the stopping distance Twice the speed = four times the stopping distance Twice the speed = eight times the stopping distance

Twice the speed = four times the stopping distance

What are the three rules for using your turn signals? 1. Signal when changing lanes, 2. Signal when turning corners. 3. Make sure the signal turns off after the turn is completed 1. Signal early 2. Signal continuously 3. Make sure the signal turns off after the turn is completed 1. Signal when changing lanes, 2. Signal when turning corners. 3. Use arm signals only when its raining All of the above

1. Signal early 2. Signal continuously 3. Make sure the signal turns off after the turn is completed

What is the minimum number of tie-downs required for a small load? 1 2 3 4

What is the minimum legal tread depth for a front tire on a commercial vehicle? 2/32 of an inch 4/32 of an inch 6/32 of an inch 1/4 of an inch

4/32 of an inch

How is Gross Combination Weight Rating different from Gross Combination Weight? -GCW is the weight of a single vehicle + load, GCWR is maximum GVW specified by the manufacturer for a single vehicle plus its load -GCW is the total weight of a powered unit, plus trailer(s), plus the cargo, GCWR is maximum GVW specified by the manufacturer for a single vehicle plus its load -GCW is the total weight of a powered unit, plus trailer(s), plus the cargo, GCWR is maximum GCW specified by the manufacturer for a specific combination of vehicles plus its load -They are the same thing

-GCW is the total weight of a powered unit, plus trailer(s), plus the cargo, GCWR is maximum GCW specified by the manufacturer for a specific combination of vehicles plus its load

What type of vehicles can get stuck on a railroad-highway crossing? Commercial vehicles with tire damage Vehicles with leaking shock absorbers Low slung units, single-axle tractors pulling a long trailer Vehicles with manual transmission

Low slung units, single-axle tractors pulling a long trailer

Common medicines for colds can make you sleepy. TRUE FALSE

TRUE

What are some things you can do to reduce your stress before and while you drive? -Drink a lot of coffee -Eat a heavy meal before you start driving -Listen to 'easy listening' music and give the ride your full attention -Talk to your friends and relatives on the phone

-Listen to 'easy listening' music and give the ride your full attention

General Knowledge Flashcards

(68 cards)