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CDL A license study guide
General Knowledge Test
Terms in this set (44)
to prevent a load from shifting, there should be at least one tie down for every
10 ft of cargo
You are driving a 40 foot vehicle at 35mph. The road is dry, and visibility is good. What is the least amount of space you should keep in front if your vehicle to be safe?
Which on of these statements about drinking alcohol is true?
-a few beers have the same effect on driving as few shots of whiskeys or a few glasses of wine
-alcohol first affects judgement and self-control, which are essential for safe driving
-statistics show that drivers who have been drinking have a much grater chance of being in a crash
-a driver can lose their license for driving while under the influence of alcohol
while driving, ice builds up on your wipers and they no longer clean the windshield. You should.
stop safely and fix the problem
which of these statements about driving in areas with strong winds is true?
winds are big problem when a truck comes out of tunnels
what is counter-steering?
turning the wheel back in the other direction after steering to avoid a traffic emergency
to help you stay alert while driving, you should:
Take short breaks before you get drowsy.
You do not have a Hazardous Materials Endorsement on your Commercial Driver's License, You can drive a vehicle hauling hazardous materials when:
the vehicle does not require placards
Should be performed as part of your pre-trip inspection, again within the first 50 miles of your trip, then again after you have driven 3 hours or 150 miles, and after every break you take during driving.
Can cause the drive wheels to skid when they have poor traction.
Your driving a new truck with a 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
which of these statements about speed management is true?
You should choose a speed that lets you stop within the distance that you can see ahead.
Which of these best describes how you should use the brake pedal on a steep downhill grade?
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 statements about using turn signals is true?
when turning you should signal early
Which of these statements about cargo loading is true?
state laws dictate legal weight limits
If your vehicle catches fire while you are driving, you should:
park in a open area
You are checking your tires for a pre trip inspection. Which of these statements is true?
tires of mismatched sizes should not be used on the same vehicle
You can see marking on a vehicle ahead of you. The marking is a red triangle of an orange center, what does the marking mean?
it may be slow moving vehicle
An en route inspection should include checking for:
tire overheating and brake overheating
cargo secured properly
You are driving in the right lane of a four lane undivided road. You come over a hill and find a car stopped ahead of your lane. You so not have room to stop. The hill blocks your view to the rear. The shoulder is clear. Which of these is the most likely the best action to take?
steer to the right
where o when should you test the stopping action of your service brakes?
when the vehicle is moving at about 5mpg
which of these is not part of the pre trip inspection of the engine compartment?
-protect people from spilled cargo
-may be a safety requirement in some states
High beams should be:
Used whenever it is safe and legal to do so.
which of these is the most important thing to remember about emergency breaking
if the wheels are skidding, you can not control the vehicle
you must park on the side of a level, straight, two lane road. 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 100 feet to the front of the vehicle.
The road you are driving on becomes very slippery due to glare ice. Which of these is a good thing to do in such a situation?
stop driving as soon as you can safely do so
which of these statements about tire and shot weather driving is true?
you should inspect your tires every two hours, or every 100 miles when driving in very hot weather
your truck is in traffic emergency and may collide with another vehicle if you do not take action. Which of these is good rule to remember at such a time?
you can almost always turn to miss an obstacle more quickly than you can stop
CDL medical certificates must be renewed every:
allowing for lawful
what should you do when your vehicle hydroplanes?
release the accelerator
you are starting your vehicle from a stop. As you apply power to the driver wheels, they start to spin. You should:
take your foot off the accelerator
allowing for permitted exceptions, the maximum length for a single vehicle is:
transporting an oversized extralegal load without a permit may be punisable by a:
Involves releasing the brakes only after the wheels lock up.
when this sign is posted on as a four lane highway, a trailer or bus may drive in:
lane four only
It takes the body about _____ hours to get rid of the alcohol in four drinks.
Cargo that can shift should have at least ____ tie downs.
if you drive for an employer who transports cargo intra state ( California) only, you may not drive for no more than
12 hours between a work period
A drivers trip log, in duplicate, if required, must be kept by each driver and co-driver while:
driving, on duty not driving, or resting in a sleeping berth
which of these problems, if discovered while checking your steering exhaust system, must be fixed before driving the vehicle?
steering with a play of 45 degrees on a power system movement
which of these is not a part of the pre trip engine compartement inspection?
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