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Montana
Montana CDL Knowledge Test Class B 1
Answers
Q.1.
Front wheel braking works:
Only on packed snow.
Under all conditions.
Only if the road is dry.
Under most conditions.
Q.2.
A thin layer of ice that forms on road surfaces is called:
White ice.
Black ice.
Blue ice.
Q.3.
To warn drivers behind you that you will be slowing down, you should:
Turn on the right turn signal followed by the left turn signal.
Tap your brake pedal a few times to illuminate your brake lights.
Swerve from side to side to get their attention.
Q.4.
Both systems in a dual air brake systems share:
Air tanks.
Hoses.
Air lines.
An air compressor.
Q.5.
When traction is poor, a driver should accelerate slowly:
Because it is best to always accelerate very slowly.
So they do not lose control of their vehicle.
So the driver does not accelerate faster than the vehicle ahead.
To be the last vehicle through an intersection.
Q.6.
During the pre-trip vehicle inspection test:
Applicants will not have to identify the ABS.
Windshield wipers are not to be addressed.
Shock absorbers only need to be checked on one axle.
The steering box should be checked for leaks.
Q.7.
Convex mirrors:
Cannot be used on vehicles transporting hazardous materials.
Are illegal in most states.
Can help drivers see a larger area.
Q.8.
Dry bulk tanks:
Usually have low centers of gravity.
Usually have high centers of gravity.
Usually are not allowed to cross railroad tracks.
Cannot be driven on interstates.
Q.9.
To avoid a hazard:
You should always steer to the left.
You may be able to drive onto the shoulder.
You should steer sharply in one direction.
Q.10.
If driving on a surface with poor traction, a driver should accelerate slowly:
Because it is always good to accelerate slowly.
To keep from losing control of the vehicle.
So that they do not accelerate faster than the vehicle ahead.
Q.11.
Steering wheel play should be no more than:
10 degrees.
25 degrees.
50 degrees.
75 degrees.
Q.12.
During the driving test, when encountering a railroad crossing, you should:
Pass another vehicle on the tracks if the other vehicle is going too slow.
Get out of the vehicle to check for a train.
Not change gears while your vehicle is on the tracks.
Q.13.
Braking mechanisms are located inside:
The fifth wheel.
A brake drum.
The landing gear.
Q.14.
When transporting a load, the cargo should be inspected:
Only at the beginning of a drive.
Only after driving a long distance.
After every break.
Q.15.
Before driving a vehicle with air brakes, you should ensure that the ____ come on automatically when air pressure falls below 45 psi.
Spring brakes
Parking brakes
Air brakes
Q.16.
You should always use at least ____ to secure cargo on a flatbed trailer.
One tie-down
Two tie-downs
Three tie-downs
Four tie-downs
Q.17.
The only way to sober up after consuming alcohol is to:
Take a cold shower.
Exercise.
Wait.
Q.18.
If a truck's Anti-Lock Braking System (ABS) is not working:
The truck will not have any brakes.
The truck should be driven only at slow speeds.
The truck will still have brakes.
The truck will lack brakes on its left side.
Q.19.
When checking your tires, which of the following is not an issue to correct?
Too much air pressure
Too little air pressure
Radial and bias-ply tires used together
Tread depth of at least 4/32 of an inch on the front tires
Q.20.
If you are confronted by an aggressive driver, you should:
Make eye contact.
Ignore their gestures.
Try to race.
Q.21.
You should test the low pressure warning signal by:
Turning on the engine and applying the trailer hand brake.
Rapidly pressing and releasing the brake pedal.
Removing wheel chocks and disengaging the parking brake.
Q.22.
Service brakes should:
Be tested once a month.
Only be tested by a trained mechanic.
Be tested before every trip.
Q.23.
If you are convicted of a traffic violation:
The State will inform your employer.
You must tell your employer.
You must tell the shipper.
Q.24.
The Individual Vehicle Distance Record (IVDR) does not need to include which of the following?
Trip origin
Vehicle Identification Number
Number of meals eaten by the driver
Q.25.
What is traction?
Friction between the tires and road
Tires' rates of rotation
The length of time needed to activate the brakes
Q.26.
To stop in a vehicle that uses air brakes, the driver should:
Pull the air brake lever.
Engage the brake lever.
Push the brake pedal down.
Pull the brake pedal up.
Q.27.
An air compressor governor controls:
When the air compressor pumps air into the air storage tanks.
How fast air is pumped into the air storage tanks.
The temperature of the air pumped into the air storage tanks.
Q.28.
A commercial motor vehicle driver:
May use any cell phone while driving.
May only use a hands-free cell phone while driving, if permitted.
May only use a cell phone while driving on rural roads.
Q.29.
An air brake-equipped vehicle traveling at a speed of 55 mph under ideal driving conditions will need approximately ____ to come to a complete stop.
100 feet
250 feet
300 feet
450 feet
Q.30.
When entering a curve, you should:
Shift into neutral.
Use the shoulder.
Downshift.
Q.31.
During the on-road driving test, you must do all of the following, except:
Wear your safety belt.
Obey all traffic laws.
Complete the test without a moving violation.
Obey all traffic signs and signals, but only if other traffic is present.
Q.32.
A person working on a disabled vehicle on the shoulder of a road:
Will likely pay attention to traffic on the road.
May be focused on the repair and not paying attention to roadway traffic.
Is exempt from traffic laws.
Should not be assisted.
Q.33.
Broken suspension parts:
Should be repaired immediately.
Should be repaired, but not immediately.
Cannot be identified.
Q.34.
An item that is 40 feet long placed on a flatbed trailer should be secured by at least ____ tie-down(s).
One
Two
Three
Four
Q.35.
Too much air pressure in a tire:
Is not possible.
Is encouraged on long drives.
Can be dangerous.
Q.36.
Which of the following is not a good way to reduce crashes when turning right?
Turn slowly.
Keep the tail end close to the curb.
Keep an eye on oncoming traffic.
Allow open space on your right side.
Q.37.
When driving through fog, a driver should:
Use high beam headlights.
Use low beam headlights.
Run the windshield wipers.
Drive on the shoulder.
Q.38.
When driving under wet conditions, a lack of spray coming from the tires of other vehicles indicates that:
Ice has formed on the road.
The pavement is dry.
The spray is caught on the underside of the vehicle.
Q.39.
Which of the following is not another name for convex mirrors?
Fisheye mirrors
Spot mirrors
Bug-eye mirrors
Flat side mirrors
Q.40.
What may happen if the exhaust system is not working properly?
Poisonous fumes may enter the cab.
Poisonous fumes may exit the rear of the muffler system.
It may prevent proper steering.
It may cause problems if the trailer is fully loaded.
Q.41.
What color light indicates a vehicle's ABS is not working?
Green
Blue
Yellow
Q.42.
When parked on the side of the road, you should:
Use only the rear flashing lights.
Use one set of turn signals.
Use your high beam headlights.
Use your four-way flashers.
Q.43.
Poisonous fumes can enter a cab due to:
A defective exhaust system.
Using the wrong type of fuel.
A lack of oil in the engine.
Q.44.
What is a Gross Vehicle Weight Rating?
The maximum weight stated by the manufacturer as the loaded weight of a single vehicle
The maximum weight that can be pulled by a single vehicle
The minimum weight that can be hauled by a single vehicle
The maximum amount that can be loaded onto a single trailer
Q.45.
The suspension system:
Holds up the vehicle and its load.
Keeps the load the proper distance behind the driver’s compartment.
Maintains a safe distance between the vehicle and other vehicles.
Lightens the load for the tires.
Q.46.
If you realize you may be running late to your destination, you should:
Speed up.
Get upset.
Deal with it and drive at a safe speed.
Q.47.
What do air brakes use to make the brakes work?
Compressed air
Outside air
Non-compressed air
Q.48.
Sometimes, when checking the automatic transmission fluid level:
Your vehicle should be parked uphill.
Your vehicle should be parked downhill.
Your vehicle should be washed.
Your vehicle may have to be left running.
Q.49.
When starting the vehicle during the pre-trip inspection, the coolant temperature should:
Decrease.
Rise slowly.
Hold steady.
Jump quickly.
Q.50.
A danger of swerving to avoid a hazard while driving a large truck is that:
The truck may miss the object.
The truck may flip over.
The truck may stay in the same lane.
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