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Driving Test
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Driving Test
Mississippi
Mississippi CDL Knowledge Test Class A 1
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Q.1
Submit
When crossing railroad tracks, you should:
Not stop.
Try to pass slower vehicles.
Change lanes.
Put the vehicle in neutral.
Q.2
Submit
If using the spring brakes while hauling a heavy load, a complete stop will:
Be impossible.
Take a long time.
Take a short amount of time.
Damage the brakes.
Q.3
Submit
In a dual air brake system:
Air tanks are shared by both systems.
Each system has its own air tanks.
You must designate which system you are using.
Brakes on only one side of the vehicle will work.
Q.4
Submit
The air compressor is connected to the:
Transmission.
Engine.
Radiator.
Q.5
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A CMV should:
Not have a fire extinguisher, unless transporting hazardous materials.
Not have a fire extinguisher, unless the vehicle will be traveling through remote areas.
Not have a fire extinguisher.
Have a fire extinguisher and other emergency equipment.
Q.6
Submit
Which of the following is not a part of an air brake system?
A service brake system
A parking brake system
An emergency brake system
An axle brake system
Q.7
Submit
Leaking shock absorbers:
Are normal.
Indicate a potentially dangerous defect.
Will prevent the turn signals from working.
Pose no threat if the vehicle is only driven on highways.
Q.8
Submit
When driving through a curve during the skills test, you should:
Veer from your lane if needed to complete the curve.
Reduce your speed after entering the curve.
Refrain from looking for other vehicles while turning.
Reduce your speed before entering the curve.
Q.9
Submit
When driving a vehicle equipped with an Anti-Lock Braking System (ABS), you should:
Stop harder than you would in a vehicle not equipped with ABS.
Use extra braking force to ensure the ABS kicks in.
Brake as you would in a vehicle not equipped with ABS.
Brake with less force than you would in a vehicle not equipped with ABS.
Q.10
Submit
If driving a new vehicle, you should familiarize yourself with the controls:
Before you start driving.
As you drive.
If you feel like you need to.
Q.11
Submit
Wheels with welding repairs are:
Safe to be used if the repairs were done by a professional.
Safe to be used if the repair seems solid.
Not safe to be used.
Q.12
Submit
A safety belt:
Helps secure a driver in a crash.
Allows a driver to be thrown within their vehicle in a crash.
Makes it difficult for a driver to operate a vehicle.
Q.13
Submit
With the exception of the straight line backing exercise, a driver may exit their vehicle and check its position during testing exercises up to:
One time.
Two times.
Three times.
Q.14
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What tells you how much pressure is in your vehicle's air tanks?
The supply pressure gauge
The ABS malfunction lamp
The tractor protection valve
Q.15
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If you need to travel down a hill, you should switch into a lower gear:
After you start moving downhill.
As you go downhill and pick up speed.
Before you start moving downhill.
Near the bottom of the hill.
Q.16
Submit
One way to prevent fatigue on long trips is to:
Take frequent breaks.
Text while driving.
Drink caffeine.
Q.17
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To help your vehicle be seen by others:
Your headlights should be clean.
Your headlights should be turned off during the day.
Your headlights should be covered with grease.
Your headlights should be used, but only in the rain.
Q.18
Submit
Watching the road ahead of you:
Allows you time to make a plan to avoid an upcoming hazard.
Is not encouraged as it distracts you from driving.
Is only important when traveling in congested traffic.
Q.19
Submit
Steering wheel play should be no more than:
10 degrees.
25 degrees.
50 degrees.
75 degrees.
Q.20
Submit
When driving, you should stop and take a break ____ to avoid becoming too tired.
Every half hour
Every hour
Every two hours
Every six hours
Q.21
Submit
If you realize you may be running late to your destination, you should:
Drive faster.
Drive while using flashing lights so other road users move out of your path.
Drive at a safe speed and arrive when you arrive.
Get upset.
Q.22
Submit
On a wet road, you should reduce your speed:
By about one-half.
By about one-third.
By about one-quarter.
By about one-eighth.
Q.23
Submit
When completing an offset back/right parking maneuver, you should:
Pull straight forward, then drive straight back.
Drive straight back, then pull forward to the left.
Pull straight forward, then back to the right.
Q.24
Submit
When an S-cam turns inside a brake drum, the S-cam:
Presses the brake shoes against the inside of the brake drum.
Presses the brake shoes against the brake linings.
Presses the brake linings against the wheel axles.
Q.25
Submit
Which of the following is not a good rule when using turn signals?
Signal early. Signal well before a turn or lane change.
Signal continuously. Do not cancel a signal until the turn is completed.
Don’t over-signal. If no one is near you, there is no need to signal.
Q.26
Submit
While driving, your mirrors:
Should not be used.
Should only be used when changing lanes.
Should be checked regularly.
Q.27
Submit
In the event of an engine fire, you should not:
Turn the engine off as soon as possible.
Keep the fire from spreading.
Open the hood.
Spray from the underside of the vehicle.
Q.28
Submit
During the on-road driving test, you should:
Develop your own route to show off your driving skills.
Listen to directions from the examiner.
Bring a passenger to ride with you.
Drive in an unsafe manner.
Q.29
Submit
Foundation brakes are used:
Only at the front wheels.
Only at the rear wheels.
Only at the driver’s side wheels.
At each wheel.
Q.30
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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.31
Submit
Before entering a curve, you should:
Not use the mirrors.
Speed up.
Downshift.
Q.32
Submit
A vehicle must be equipped with all of the following, except:
A fire extinguisher.
Spare electrical fuses.
Warning devices for a parked vehicle.
A flashlight.
Q.33
Submit
If your tractor is equipped with ABS but your trailer is not, the ABS:
Will not be effective.
Will still improve your steering control.
Will make jackknifing easier.
Will allow others to see when you brake.
Q.34
Submit
If you doubt that you have enough space to safely drive under a bridge or sign, you should:
Drive faster.
Drive more slowly.
Drive on the shoulder.
Q.35
Submit
____ is a thin layer of ice that forms on road surfaces.
White ice
Black ice
Green ice
Blue ice
Q.36
Submit
Improperly loaded cargo:
Should not be a concern.
Can be dangerous.
Reduces stress on the trailer frame.
Is unsafe, but is unlikely to damage a vehicle.
Q.37
Submit
When operating a truck requiring a CDL:
You are never required to wear a seat belt.
You are required to wear a seat belt, but only if transporting more than 500 pounds of cargo.
You must always wear a seat belt.
You are required to wear a seat belt, but only if you are driving a tank vehicle.
Q.38
Submit
Alcohol usually:
Improves reaction time.
Impairs depth perception.
Improves night vision.
Q.39
Submit
A cargo cover that flaps in transit:
Is acceptable.
Allows air to reach the cargo and keep it cool.
Can tear away.
Can attract birds.
Q.40
Submit
If you are driving and the ABS light comes on, it means that the ABS:
Cannot work due to weather conditions.
Has just been activated.
Is not working properly.
Q.41
Submit
If stopped on the road or shoulder, within 10 minutes, you must:
Place emergency warning devices.
Alert local law enforcement.
Stand behind your vehicle and motion for traffic to pass you.
Call a mechanic.
Q.42
Submit
Vehicles equipped with Anti-Lock Braking Systems (ABS) have ____ malfunction lamps to indicate when the ABS is not working.
Green
Blue
Yellow
Q.43
Submit
As part of a pre-trip inspection, you should look for all of the following, except:
Tires with too much air pressure.
Tires with too much wear.
Tires made by different manufacturers.
Q.44
Submit
A low air pressure warning signal:
Is not required on vehicles with air brakes.
Is required on vehicles with air brakes.
Is optional on vehicles with air brakes.
Q.45
Submit
What is a way to warn drivers behind you that you will be slowing down?
Turn on the right turn signal followed by the left turn signal.
Tap your brake pedal a few times to illuminate the brake lights.
Swerve from side to side to get other drivers’ attention.
Turn all lights on and off several times.
Q.46
Submit
During the basic control skills test, you will receive points if you:
Pull up once.
Check your positioning.
Cross over exercise boundaries.
Q.47
Submit
Emergency brakes:
Are not required on vehicles with air brakes.
Are required only on buses.
Are required on all vehicles.
Q.48
Submit
If the low air pressure warning signal comes on in a vehicle with air brakes, the driver should:
Test the brakes while driving, but continue driving if nothing seems wrong.
Immediately stop driving.
Drive with the hazard lights activated.
Q.49
Submit
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.50
Submit
If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
32 feet
45 feet
20 feet
0 h : 0 m : 1 s
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