Class A/B Knowledge Test Flashcards
While operating while operating a CMV:
You are always required to wear a safety belt.
How many daily hours of sleep does an adult need to maintain alertness?
Seven to eight
if a vehicle is equipped with power steering the hoses should be checked?
For leaks
When a vehicle is started, warning lights and buzzers:
Should turn off within a few seconds.
When passing another vehicle, you should:
Assume the other driver doesn’t see you.
Distracted driving:
Can be avoided by not engaging in complex conversations while driving.
who is responsible for ensuring cargo is loaded properly?
The driver
When loading cargo, it’s important to:
Know the weight capacity rating of the suspension system.
Cargo should be covered;
To protect people from spillage.
Laws about securing loads and regulating CMV weights may vary from state to state. During interstate travel:
The law of the state the vehicle is in takes precedence.
When loading cargo, weight should be placed
As low as possible.
Who is responsible for inspecting a vehicle’s cargo?
The driver
Loading cargo into a vehicle
Maybe done by a person other than the driver, but the driver is responsible for the safety of the cargo.
What is the gross vehicle weight rating (GVWR)
The maximum permitted total weight of a vehicle and its cargo.
Cargo being transported should be checked:
Before the trip and again within the first 50 miles of the trip.
if transporting 30 ft of cargo on a flatbed trailer you should use a minimum of____ to restrain the cargo.
Three tie-downs
A poor balance of weight in a trailer:
Can make handling unsafe
You should always use at least ___ to secure cargo on a flatbed trailer
Two tie+downs
Bracing is used to:
Prevent items from moving in a trailer.
an item that is 40 ft long placed on a flatbed trailer should be secured by at least ___ tie-downs
Four
If transporting livestock drivers, should be concerned about.
The vehicle’s weight shifting as animals move.
a truck may need to be under the legal maximum weight limit when being driven:
on mountainous roads.
Too little wait on a steering axle can result in:
poor traction
Dry bulk tanks require special care because:
they have high centers of gravity.
You should cover cargo.:
to protect the cargo from weather.
When carrying a sealed load, the driver
should ensure the weight of the cargo does not violate weight limits.
A second conviction of operating a CMV with the minimum blood alcohol concentration of 0.04 percent will result in:
the loss of CDL for life
While still below the legal limit, a driver operating a CMV with a detectable amount of alcohol in their system will:
result in and out-of-service order for 24 hours.
If you are disqualified from driving.
you must notify your employer within two business days.
it is illegal to operate a CMV with a minimum blood alcohol content (BCA) of:
0.04 percent
If asked by a law enforcement officer to take a test to determine your blood alcohol concentration (BCA):
you will lose your CDL if you refuse to take the test.
Your CDL will be revoked if:
your privilege to operate your personal vehicle is revoked.
If convicted of a traffic violation you must inform your employer:
Within 30 days.
While driving a CMV
you may not hold a cell phone or make a call.
During the steering box portion of the vehicle inspection test you should not:
assume all cotter keys are present.
During a vehicle inspection ensure that the landing gear is:
fully raised.
When performing a pre-trip inspection and looking into the fifth wheel gap you should:
make sure the locking Jaws are fully closed around the kingpin.
Move over laws required:
all vehicles to vacate the lane closest to an emergency vehicle that is stopped with its lights flashing.
Emergency equipment in vehicles is:
required
Mirror adjustments can only be checked properly if:
the trailer is straight.
If unable to tell if the road is becoming icy and slippery a driver:
may open their window and feel the front of the side mirror for ice.
What happens when a vehicle hydroplanes?
the tires lose contact with the road.
a cardboard box in the roadway
may contain a heavy object that could damage your vehicle.
a stopped bus
is a concern whether the passengers are visible or not.
headlights:
should be on the high beam setting whenever possible.
what is road rage
operating a motor vehicle with the intent of doing harm to others.
black ice is
a thin layer of ice on the road.
before entering a curve you should
downshift
when driving it is important to:
look to the front side and rear of the vehicle
when making a turn what should you cancel your turn signal?
after the turn is complete.
the maximum amount of play that is safe on a 20-in steering wheel is
Two inches
if you identify a distracted driver on the road you should:
give them plenty of room.
when conducting a free drive inspection
the previous inspection report should be reviewed if applicable.
in low temperatures Bridges usually freeze
before other parts of the roadway.
if being tailgated you should
increase the amount of space between your vehicle and the vehicle in front of you.
you will often have to drive your vehicle under bridges and overpasses if approaching such an opening you should
assume the posted clearance height is incorrect.
a ramps posted speed limits
maybe suitable for some vehicles but maybe too fast for a large CMV.
parked delivery trucks may be a hazard because
people are often in a hurry when exiting such trucks and may not look for other vehicles
how do ice cream trucks become hazardous to other drivers
children often run toward an ice cream truck without looking for other traffic.
after two violations of any state law regarding hand-held mobile phone use:
your CDL will be disqualified.