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Mississippi
Mississippi CDL Knowledge Test Class B 1
Answers
Q.1.
If you must drive very slowly, you should:
Warn other motorists.
Drive on the shoulder.
Stay in the left lane.
Sound your horn.
Q.2.
The two indicators that determine when you should upshift are:
Engine speed and road speed.
Other trucks and road conditions.
Timing and road position.
Oil pressure and air brake pressure.
Q.3.
When coming to a stop, you should apply the brake pedal by:
Pushing down gradually.
Pushing down quickly.
Pulling up gradually.
Q.4.
One way to overcome the challenges of blind spots is to:
Drive faster than surrounding vehicles so no other drivers can pass you.
Drive in the left lane, allowing you to only worry about vehicles to your right.
Make frequent mirror checks and assess the positions of surrounding vehicles.
Avoid using your mirrors.
Q.5.
How does doubling your speed from 20 mph to 40 mph affect your vehicle's braking distance?
It stays about the same.
It increases slightly.
It doubles.
It quadruples.
Q.6.
When doing an inspection, ensure that the brake pads are:
Covered with grease.
Covered with coolant.
Covered with oil.
Free of oil or grease.
Q.7.
During the skills test, if making a turn that requires a stop, you should:
Skid to a stop.
Stop after the stop line to get a better view.
Allow your vehicle to roll.
Keep the front wheels aimed straight ahead.
Q.8.
What is a Gross Vehicle Weight Rating (GVWR)?
The value stated by the manufacturer as the loaded weight of a single vehicle
The rating of a tire
The rating of a combination vehicle per axle
Q.9.
Alcohol begins to affect the body:
After only one drink.
After several drinks have been consumed.
At the legal limit.
Q.10.
One way to prevent hydroplaning on wet road surfaces is to:
Ensure that your tires have good tread depth.
Under-inflate your tires.
Drive faster than usual.
Q.11.
One way to avoid becoming an aggressive driver is to:
Talk on your cell phone while driving.
Question others' driving abilities.
Set realistic expectations regarding travel time.
Q.12.
If you must stop on the side of a one-way or divided highway, how far behind your vehicle should you place warning devices?
10, 15, and 30 feet
10, 25, and 50 feet
10, 100, and 200 feet
Q.13.
Placards should be used:
Any time a vehicle is carrying hazardous materials.
When there is extra space on a truck.
Only when the amount of hazardous materials on a truck exceeds 200 pounds.
Q.14.
Which of the following is not a sign of bad brake drums or shoes?
Cracked drums
Pads with oil on them
Shoes worn thin
Shoes that are not covered in brake fluid
Q.15.
After a vehicle is started, warning lights and buzzers:
Should stay on for several minutes.
Should turn off within a few seconds.
Should stay on until manually turned off.
Should remain on.
Q.16.
Cargo inside a trailer:
Does not need to be secured.
Should be stacked no taller than three feet high.
Should be secured to prevent movement in transit.
Should be loaded with the heaviest items on top of lighter items.
Q.17.
Rough acceleration:
Can damage a vehicle.
Is common if a vehicle is warmed up.
Is encouraged to improve gas mileage.
Q.18.
If an aggressive driver confronts you, you should not:
Challenge them.
Ignore their gestures.
Avoid making eye contact.
Try to get out of their way.
Q.19.
When driving at night, you should do all of the following, except:
Make sure you are rested.
Make sure your glasses are clean.
Wear sunglasses.
Q.20.
When a vehicle is started:
The brakes should be locked up.
Warning lights should turn on, then quickly turn off.
The coolant temperature should decrease.
The hood must be open.
Q.21.
Header boards:
Should never be used.
Protect drivers from being hit by cargo.
Protect drivers' heads when they are entering the cab of a truck.
Q.22.
The parking brake in a newer vehicle is applied by:
Moving a lever to the right.
Pushing a yellow, diamond-shaped knob.
Pulling a yellow, diamond-shaped knob.
Q.23.
When you leave your vehicle, you should:
Apply the parking brake.
Apply the regular brake.
Leave the keys in the ignition.
Q.24.
An over-length load requires:
Special permits.
A convoy to halt all traffic.
A person to walk alongside the vehicle.
Q.25.
When checking tire condition during the vehicle inspection, you should:
Ensure that the insides of the tires are more worn than the outsides of the tires.
Ensure that the outsides of the tires are more worn than the insides of the tires.
Ensure that the middles of the tires are more worn than the outsides of the tires.
Ensure that the tires have even wear.
Q.26.
How do ice cream trucks become hazardous to other drivers?
Ice cream trucks must be kept cold.
Children often run toward an ice cream truck without looking for other traffic.
Ice cream trucks leave trails of water and ice on the roadway.
Q.27.
When turning quickly to avoid an object in the roadway, you should:
Apply your brakes as you steer.
Give yourself extra clearance by turning more than needed to miss the object.
Turn just enough to miss the object and avoid turning more.
Steer and accelerate at the same time.
Q.28.
The front of an enclosed trailer should:
Be swept clean.
Contain rags.
Not be used for cargo.
Be free of cracks.
Q.29.
Who is responsible for the safe operation of a vehicle?
The driver
The mechanic
The owner
Q.30.
The leading factor resulting in death and injury in work zones is:
Speeding.
Stopping.
Under-inflated tires.
Q.31.
If being shipped on either a flatbed trailer or a trailer without sides, cargo must be:
Glued to the bed.
Strapped down.
Loose to allow it to shift when the vehicle turns.
Heavy enough that it won’t shift.
Q.32.
Which of the following surfaces provides the least amount of traction?
Ice that is dry
Ice that is wet
Wet pavement
Dry pavement
Q.33.
If a person operates in both excepted and non-excepted intrastate commerce, which type of license should the driver select?
Either excepted or non-excepted
Excepted
Non-excepted
Traditional
Q.34.
When transporting cargo, drivers must check the securement of the cargo every:
10 miles.
150 miles.
500 miles.
1,000 miles.
Q.35.
If you plan to transport hazardous materials, you must pass which endorsement test?
Tank
Hazardous materials
Passengers
Q.36.
Driving at night is:
Safer than driving during the day.
Just as safe as driving during the day.
More dangerous than driving during the day.
Discouraged.
Q.37.
During the basic vehicle control skills test:
A pull-up always counts against the applicant.
A pull-up should be completed at least once.
Stopping without changing direction is not considered a pull-up.
Excessive pull-ups are acceptable in the opinions of some test administrators.
Q.38.
Alcohol evaporators are:
Illegal.
Used to add alcohol to braking systems to prevent items from freezing.
Only allowed on vehicles carrying hazardous materials.
Q.39.
If there is ice on the front of your side mirror:
You should exit the roadway.
You can expect ice to be on the roadway.
There will not be ice on the roadway.
Q.40.
When inspecting engine compartment belts during the vehicle inspection test:
The belts should be checked for snugness, each with up to three inches of play.
The water pump belt does not need to be identified.
The air compressor belt should be removed.
The applicant must identify which items are not belt-driven, if any.
Q.41.
If being tailgated while driving a large vehicle, you should do all of the following, except:
Reduce your speed gradually.
Increase your following distance.
Speed up.
Try to let the other vehicle pass.
Q.42.
What should happen if the air pressure in the air brake system tanks falls below 60 psi?
A warning light should come on.
Lights should flash on the outside of the vehicle.
A message should appear on the control panel.
The vehicle should stop.
Q.43.
Most heavy trucks with manual transmissions require ____ to change gears.
Single clutching
Double clutching
Triple clutching
Quadruple clutching
Q.44.
The leakage rate for a triple combination vehicle with air brakes should be no more than ____ in one minute during a static leakage test.
8 psi
5 psi
3 psi
Q.45.
Before starting down a hill, you should:
Shift into a higher gear.
Shift into a lower gear.
Accelerate.
Move into the left lane.
Q.46.
Shortly after a tire has been changed, you should:
Stop to make sure the lug nuts are still tight.
Repair the brakes.
Deflate the tire to 10 psi.
Q.47.
When entering a curve, you should:
Get off the roadway.
Use the shoulder.
Downshift.
Take the vehicle out of gear.
Q.48.
A pre-trip inspection:
Should never be completed the same way two times in a row.
Should always be completed in the same order.
Should only be done if it is sunny outside.
Should not be done if the driver thinks the vehicle is in good operating order.
Q.49.
If braking at a speed of 55 mph while driving on dry pavement, the brake lag can add ____ to your vehicle's total stopping distance.
32 feet
15 feet
50 feet
10 feet
Q.50.
Which of the following is not a type of retarder?
Exhaust
Engine
Air
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