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General Knowledge 2

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Question	Answer
The total weight of a power unit, the trailer and the cargo is called	the gross combination weight
Implied consent means	that you have given your consent to be tested for alcohol in your blood
For the first offense of driving a commercial vehicle under the influence of alcohol or drugs you will loose your CDL for a lease:	1 year
You are checking your tires for a pre trip inspection. Which of these statements is true?	Tires of mismatched sizes should not be used in the same vehicle
You are checking your wheels and rims for a pre trip inspection which of these statements is true?	Rust around wheel nuts may mean that they are loose
you are checking your brakes and suspension system for a pre trip inspection which of these statements is true?	Break shoes should not have oil grease or brake fluid on them
You are checking your steering and exhaust system in a pre trip inspection which problem if found should be fixed before the vehicle driven	Steering wheel play for more than 10 minutes
How many missing or broken leaves in any leaf springs will cause a commercial vehicle to be placed to be out of service	1/4 the total number
After you make a vehicle inspection report you must sign it.	When any defects are noted whether they are certified to be repaired or not needed to be repaired
which statement about pre trip inspection is true?	if you need to tilt the tab to secure loose things so they do not fall and break something
which of these is not part of the pre trip inspection of the engine compartment?	valve clearance
which of these items are not checked in a pre trip inspection?	amount of fuel in the vehicle
After starting the engine	the coolant temperature gauge should gradually begin to rise to normal.
which of these lights can not be checked at the same time	turn signals, brake lights, four-way flashers.
which of these pieces of emergency equipment should always be carried in your vehicle?	Warning devices for parked vehicle
Optional safety equipment may include emergency phone numbers, tire chains and.	tire changing equipment
During the pre trip inspection you should check the wheel bearing seals to determine that they	Do not leak.
Which of these should not be tested while the vehicle is stopped.	service brake.
when should you wear a seat belt?	any time you are in a moving vehicle
You are driving a heavy vehicle with a manual transmission you have to stop the vehicle on the shoulder while 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
you are starting to move up a hill from a stop.	release the parking brake as you apply engine power.
which of these is not a danger of rough aceceleration.	tire failure
What is the proper way to hold a steering wheel?	With both hands, on opposite sodes of the wheel
you should try to park, so that	you can pull foward away from the curb.
Backing a commercial vehicle is.	always dangerous
Which of these statements about backing a heavy vehicle is true.	you should avoid backing whenever you can
which of these statement is a good rule to follow when backing your vehicle?	Use a helper whenever possible
which of these statements about back a heavy vehicle is not true?	Because you can't see, you should back slowly until you softly back into the dock.
which of these statements about double clutching and shifting is true.	You can use the tachometer to tell you when to shift.
which of these is not a type of retarder	Robotics
the purpose of retarders is to.	help slow the vehicle you are driving and reduce brake wear.
Retarder.	Cannot be used on interstate highways
The distance you should look ahead of your vehicle while drving amount to about _____ miles for highway speed.	1/4
which of these statements is true about mirror adjustments.	you should adjust your mirror prior to starting your trip
In your mirror, you see a car approaching from the rear the next time you check your mirror you do not see the car you wish to change lanes you should	wait to change lanes until you are sure the car is not in your blind spot
what should you use in your mirrors to check?	Where the rear of the vehicle is making turns
Merging into a roadway is safest	wait for a large enough gap in the traffic to enter the road
Convex Mirrors:	Shows a wider view than the flat mirror shows
which of these is the proper way to signal to change lanes	Signal early change lanes slowly and smoothly
which of these statements about using turn signals is true?	when turning, you should signal early
you should signal continuously while turning because:	you need both hands on the wheel to turn safely.
when you are passing another vehicle, pedestrian, or bicyclist, you should assume that:	they may move into your traffic lane.
The driver's manual suggests several things to do when you pass a vehicle. Which of these is not one of them?	At night, turn on your high beams before you start to pass and leave them on until you have completely passed the vehicle
when you are parked at the side of the road at night you must;	Turn on your four way emergency flashers to warn others.
You are stooped on a one way or divided highway. you should place reflective triangles at:	10ft 100ft 100ft. toward approaching traffic
which of these statements about marking a stopping vehicle is true?	if a hill or a curve keeps drivers behind you from seeing the vehicle with 500ft, the rear triangles should be moved back down the road to give adequate warning.
for your safety, when setting out reflective triangles you should	hold the triangles between yourself and oncoming traffic.
According to the Drivers Manual, why should you limit the use of your horn.	It can startle other drivers
what three things add up to the total stopping distance of your truck or bus?	Perception distance, Reaction distance, braking distance
you are driving a vehicle at 55mph on a dry pavement. About how many totals stopping distance will you need to bring to a stop?	The length of a football field
which of these statements about brakes are true?	The heavier a vehicle or the faster it is moving, the more heat the brakes have to absorb to stop it
how does vehicle weight effect stopping?	Empty trucks could take longer to stap than if loaded but this is not normally the case for buses
whenever you double your speed, the vehicle has about ____ times, the destructive power if it crashes?	4
Which of these is true about bad weather and driving conditions?	when the temp drops bridges will freeze before roads begin to.
which of these statements about speed management is true?	When the road is slippery, it will take longer to stop and it will be harder to turn without skidding.
what should you do when your vehicle hydroplanes?	Release the accelerator
Why does your vehicle speed naturally increase on downgrades:	Gravity.
You are driving a heavy vehicle. You must exit a highway using an off ramp that curves downhill. You should.	Slow down to a safe speed before the curve.
You are driving a vehicle that could safely be driven at 55mph on an open road. But traffic is now heavy, moving at 35mph though the speed limit is 55. The safest speed for your vehicle is most likely;	35mph
you are driving a 40 foot vehicle at 35mph. 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?	4 secs
You are driving a 40 foot vehicle at 50mph. 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?	5 secs
If you are being tailgaited, you should?	Increase your following distance
which of these is not proper use of vehicle lights?	Flashing your brake lights to get someone off your tail
Extra care is needed to keep your vehicle centered in your lane, because commercial vehicles:	Are often wider than other vehicle
Which of these statements about over head clearance is true?	The weight of the cargo can change the hight of the vehicle
what should you do if you are unsure whether you have enough overhead clearance?	Find another route that will not require driving under the object.
Strong winds most affect driving	upon exiting the tunnels.
Which of these is usually true about driving in tunnels?	Headlights are required by law
What is the term for a commercial vehicle's habbt of swinging on wide turns?	Off track
which of these is a good thing to remember when crossing or entering traffic with a heavy traffic?	Heavy vehicles need larger gaps in traffic than cars.
you must cross the on coming lane as you make a turn you should:	watch for on coming traffic.
What is the best advice for drivers when a heavy fog occurs:	Park in a rest area or truck stop until the fog has lifted.
You are driving in cold weather your tire tread should?	Provide enough traction to steer and push the vehicle through the snow
Which of these will probably not help when your windshield becomes covered with ice?	Brush
which of these systems should recieve extra attention during winter weather inspection.	exhaust
why is a break in the exhaust system dangerous?	Poison fumes can enter the cab or sleeper berth.
If the roads are slippery you should?	Make turns as gently as possible.
Your brakes can get wet when you drive through a heavy rain.what can this cause when the brakes are applied?	Trailer jackknife
You should avoid driving through deep puddles of flowing water. Buit if you must, which of these steps can help keep your brakes working?	Gently putting on the brakes while driving through the water.
which of these is especially true about your tires in hot weather?	You should check tire mounting and air pressure before driving.
What would allow an engine to keep cool in hot weather?	Make sure the engine has the right amount of oil?
when a coolant container is part of a pressurized system, which of these is true?	You can check the coolant level of a hot engine.
which of these is not true about engine belts in hot water?	Cracking is likely to occur but it is not a safety threat.
In mountain driving you have to use lower gears to drive safely on grade. Which of these does not affect your choice of gears?	Tire treads type.
The engine braking affect is greatest when the engine is______ the governed rpm and transpission is the ________ gear.	near; lower.
You are driving a new truck with manual transmission. What gear will you probably have to use to take a long, steep downhill grade?	A lower gear than you would use to climb the hill
What should you do before driving in the mountains?	Know the escape ramp location along the route.
A car suddenly cuts in front of you creating a hazard. Which of these actions you should not take?	Honk and horn and stay close behind the car.
When driving through work zones you should.	watch for large pavement drop off
you can see a marking on a vehicle ahead of you. The marking is a red triangle with an orange center. What does the marking mean?	It may be a slow-moving vehicle.
which of these statements about hazards is true.	Movement inside a parked car could mean that a person is about to step out of it.
The best drivers are those who watch and prepare for hazards. This is called being	Defense
Which of these is correct about emergency and evasive actions	In order to turn quickly you must have a firm grip on the steering wheel.
your vehicles in a traffic emergency and may collide with another vehicle if you do not take action. Which of these is a good rule to remember at such a time?	You can almost always turn or miss an obstacle more quickly than you can stop.
Which of these is a good thing to do when steering to avoid a crash?	Dont turn any more than you need too clear the hazard.
what is counter steering?	Turning the wheel back in the other direction after steering to avoid a traffic emergency.
If you need to leave the road in a traffic emergency you should.	Avoid braking until your speed has dropped to about 20 mph
Controlled braking.	Is used to keep the vehicle in a straight line when braking
What does emergency braking mean?	Responding to hazard by slowing the vehicle
Stab braking should not be used with	Hazardous materials
Hydraulic brakes fail while driving. The system will not build up pressure and brake pedal will feel spongy or go to the floor. What actions should you take?	Pump the brake pedal to generate pressure.
Truck escape ramp?	Help avoid damage to vehicles.
What is the first thing you should do if your brakes fail while going downhill?	Get off the road as soon as possible.
Which of the below is not characteristics of a font tire failure?	vehicle fish tail
Which of these happens when a tire blows out at a high rate of speed?	vibrating feelings
You are driving on a straight level highway at 50 mph there are no vehicle in front 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
Most serious skids result from.	Driving too fast for condition
How do you correct a rear wheel acceleration skid	Stop accelerating
You are starting your vehicle in motion from a stop. As you apply power to the drive wheels, they start to spen. You should.	Take your foot off the accelerator.
Which of these is true about rear drive wheel braking skids?	Vehicle with trailers, the trailers can push the toward of vehicle sideways.
IF a straight vehicle goes into a front wheel skid. it will?	Go straight ahead even if the steering wheel is turned
You do not have a CB radio, what is the first thing you should do at an accident scene?	Protect the area
which of these are not a good rule to follow when caring for injured at an accident scene?	Keep injured person cool
Which of these statements about causing vehicle fires is true?	Poor trailer ventilation can cause cargo to catch fire.
During a vehicle inspection checking the____ will not help prevent fire?	Battery fluid level
which fires can you use water to put out?	tire fires
if you are not sure what to use to put out hazardous materials you should.	wait for qualified firefighters
which statements is true?	Many heavy vehicle accidents occur between midnight and 9 am
which of these statements about staying alert to drive is true	sleep is the only thing that overcomes fatigue
which of these statements about drinking alcohol is true?	a few beers have the same effect on driving as few shots of whiskey or few glasses of wine
to determine blood-alcohol concentrate for a person it is necessary to know.	how much the person weighs
which of these is a good thing to remember about drinking alcohol?	alcohol first affects judgment and self control which are necessary for safe driving.
which of these is true regarding the use of drugs while driving?	prescription drugs are allowed if the doctor says the drugs will not affect safe driving ability
which of these is true about hazardous materials?	all hazardous materials presents a health and safety threat.
which of these statements about shipping hazardous materials is true	a 4 inch diamond shape hazardous material label must be in the container.
where must you keep shipping papers when transporting hazardous materials?	In the pouch of the driver's door or on the driver's seat.
placards must be?	Placed on all four sides of the vehicle.
You do not have a hazardous material endorsement on your CDL, you can drive a vehicle containing hazardous materials when	the vehicle does not require a placards.
Cargo inspection	Should be performed every 6 hours or 300 miles
A vehicle loaded with most of the weight on the steering axle. what are the results?	head steering and possible damage to the tires.
the center of gravity of a load	can make a vehicle more likely to tip over on curves if it is high
cargo that can shift should have at least____ tiedowns?	2
to prevent shifting, there should be at least one tiedown for every_____ft of cargo.	10
containerize trailers:	are generally used when freight is carried partway by rail or shipping.
one reason Dry bulk tanks requires special care is:	the load can shift
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.
a full stop is required at a rail road grade crossing when	the nature of the cargo makes it mandatory under state and federal regulations
when starting a bus on a level surface with good traction, there is often no need for?	The parking brake
Which do not provide extra gears on some trucks.	Automatic transmission
You should use your horn when	Help avoid a crash
Most skids	Are caused by going too fast , or trying to stop too quickly
which of these are true about tire pressure	Air pressure in the tires increases with temperature
you need at least ____ inch tread depth on every major groove in the front tires.	4/32
After you test the hydraulic brakes properly the pedal:	Should not move
which of these is true about hours of service.	you should balance your hours of service, to get enough sleep to keep you alert
to prevent brake fade you should.	select a gear, which would keep your vehicle to a safe speed on steep down grades.
Which of these is not true about braking in an emergency situation.	it is not important of how you brake in an emergency situation
In the event of a rear tire failure, dual rear tire	will usually prevent a fish tail
If your brakes fail on a downgrade you must first.	look outside the vehicle for another means of slowing it.
If you are forced to return to the road before stopping on the shoulder the best procedure is	Using mirrors and turn signals turn sharply to get back on the road.
the distance that you should look ahead of your vehicle while driving at low speed is about	1 block
you should always turn on your 4 way flashers when you.	park on the side of the road
You must stop on a hill or curve on a two lane two way road. How far back should you place reflective triangles?	within 500ft behind the vehicle
tire chains	Should always be carried when driving in winter weather
what happens to tar and road pavement during hot weather	It bleeds making the road survace slippery
In bad weather, many car drivers tailgate large vehicles. What should you do?	Increase the following distance so you can avoid the need to make a quick change.
which of these is a danger of crossing railroad tracks on dirt roads?	You can get hung up half way across the tracks.
when driving on grades which of these is the best way to choose a safe speed?	based on your vehicle and its cargo, select a safe speed that is within the posted limit
The speed at which you drive should be determined by:	Your visibility
when driving at night you should use your low beams. When an oncoming vehicle is within	500ft
which of these actions is not recommended for lef turn.	Start in the inside lane and swing right as you turn
When approaching a bridge on a two lane road you should.	check the weight limit of the bridge
You should lightly apply your brakes to flash the brake lights if	youre about to exit the road and need to slow down
if possible a helper should be used to help back a vehicle	when ever you have to back
which of these is true about notifying autority after an accident occurs.	If you have a cb radio use it to notify the police before exiting your vehicle.
when there's a vehicle fire, get your vehicle off the road and.	notify emergency services.
you should wear your seat belt in a moving vehicle.	at all times

Created by: younggg

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