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Mississippi
Mississippi CDL Knowledge Test Class A 2
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Q.1
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Water on bridges:
Usually freezes before water on other parts of a roadway.
Usually freezes after water on other parts of a roadway.
Will not freeze.
Is not a concern in cool weather.
Q.2
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When approaching a vehicle for a pre-trip inspection, a driver should look under the vehicle:
To see if the vehicle is on an incline.
To see if there are any fresh fluids on the ground.
To see if the vehicle is in a parking spot.
Q.3
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What should be done before transporting an over-length load?
Special transit permits should be acquired.
Fire departments along the route should be alerted.
Tolls should be paid.
Q.4
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When driving in winter, which of the following should receive extra attention in a pre-trip inspection?
Coolant and antifreeze levels
The air conditioning unit
The oil pressure
Q.5
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If transporting livestock, drivers should be concerned about:
Other motorists seeing the livestock.
The vehicle's weight shifting as the animals move.
Extra tolls.
Passing emissions testing.
Q.6
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When driving, your mirrors should:
Not be used, as they are distracting.
Not be used unless there is traffic.
Be checked regularly.
Q.7
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A dual air brake system:
Consists of two separate air brake systems that share a single set of controls.
Is a single air brake system with two different sets of controls.
Consists of one air brake system for the left side of the truck and one system for the right side of the truck, each with its own set of controls.
Q.8
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After two violations of any state law regarding hand-held mobile phone use:
You will need to cancel your mobile phone service.
Your CDL will be disqualified.
You will be required to drive 10 mph under the posted speed limit for a period of time.
Q.9
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Regrooved tires:
Should not be used on any vehicle.
Should not be used on the front of a bus.
Should not be used on trucks hauling gravel.
Q.10
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Which of the following is not a sign of fatigue?
Ability to focus
Daydreaming
Yawning repeatedly
Drifting from your lane
Q.11
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After a tire has been changed, the driver should stop after a short distance to:
Check the tightness of the lug nuts.
Lower the tire's air pressure.
See if rocks have gotten into the tread.
Q.12
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When checking your tires as part of the pre-trip inspection, you should look at the:
Tire color.
Tire pressure.
Tire manufacturer.
Q.13
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What can change the height of a vehicle?
Color
Length
Weight
Number of windows
Q.14
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When you must travel down a grade, when should you switch into a lower gear?
Before beginning the grade
After you have already started the grade
As far down the grade as possible
At the bottom of the grade
Q.15
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If backing a truck:
You should rely on your mirrors to guide you.
You should first walk the area to become more familiar with obstacles.
You should look straight ahead.
Q.16
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If your truck or trailer catches fire, you should:
Park in a congested area near trees.
Pull into a service station.
Park near other vehicles.
Park in an open area.
Q.17
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If feeling tired while driving, it is best to:
Take a pep pill.
Get some rest.
Continue driving.
Q.18
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States verify that a CDL or CLP driver has only one such license by:
Making phone calls to surrounding states.
Using a computerized system that links all states.
Asking the driver.
Looking through the driver's wallet.
Q.19
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When it is difficult for others to see your vehicle, such as at dawn or dusk, you can help other drivers by:
Keeping your lights off.
Turning your lights on.
Driving on the shoulder.
Waving an arm out the window.
Q.20
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Most drivers are the least alert:
In the morning.
In cold weather.
At night.
After work.
Q.21
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Air brakes are:
An effective tool for stopping large vehicles.
Prohibited on large vehicles.
Only effective in poor weather.
A tool to improve fuel efficiency.
Q.22
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To affect a vehicle, ABS:
Must be on all axles.
Must be on the rear axle.
Can be on as few as one axle.
Q.23
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When changing lanes:
You should move your vehicle quickly.
You should move your vehicle slowly.
The move should be made with a jerking motion.
You do not need to use a turn signal.
Q.24
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When backing with a trailer, turning toward the driver’s side is encouraged:
Because it allows the driver a better view.
Because turning toward the passenger side is illegal.
Because other drivers can offer assistance.
Q.25
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To receive a hazardous materials endorsement, an applicant will be required to supply:
Their fingerprints.
Their shoe size.
A list of countries visited within the last 10 years.
Their employment history for the previous five years.
Q.26
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The 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 air pumped into the air storage tanks.
The speed of the vehicle.
Q.27
Submit
When conducting a vehicle inspection, you must show each of the following, except:
That the oil pressure gauge is working.
That the oil pressure warning light turns off, or that the gauge shows increasing or normal oil pressure.
That the oil temperature gauge, if equipped, rises to the normal operating range.
That the oil pressure gauge comes on when brakes are used.
Q.28
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If confronted by an aggressive driver, you should:
Make eye contact with the driver.
React to the driver's gestures.
Challenge the driver to a road race.
Ignore the driver, if possible.
Q.29
Submit
When changing lanes, turn signals:
Should not be used.
Should only be used if a vehicle is close to you.
Should be used each time.
Q.30
Submit
When driving in heavy traffic, you should:
Use hands-free cellular devices.
Use your cell phone for texting instead of calling.
Not use your cell phone.
Turn up the ringer on your cell phone.
Q.31
Submit
During a static leakage test, the maximum leakage rate for a single vehicle with air brakes is ____ in one minute.
1 psi
2 psi
3 psi
4 psi
Q.32
Submit
If you have an engine fire, you should:
Open the hood as soon as possible.
Turn off the engine as soon as possible.
Not use a fire extinguisher.
Q.33
Submit
How is the parking brake released?
By tapping on the brake pedal three times
By pushing in the brake control knob
By engaging the accelerator
By tapping the accelerator twice
Q.34
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In hot weather, spots on the pavement where tar is bleeding:
Are very slippery.
Offer the same amount of traction as the rest of the roadway.
Offer more traction than the rest of the roadway.
Q.35
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When leaving your vehicle:
The air brakes should be applied.
The parking brake should be applied.
Brakes should not be applied if the vehicle is left out of gear.
Q.36
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In a dual air brake system:
Air tanks are shared between both systems.
Each system has its own air tanks.
You must designate which system you are using.
Q.37
Submit
If a vehicle is equipped with power steering, the hoses should be checked:
For leaks.
To ensure that they are still clear.
To ensure that they are connected to the battery.
To ensure that they contain the proper amount of play.
Q.38
Submit
When traveling on a downgrade, your vehicle will:
Slow down.
Travel at the same rate as on level roadway.
Speed up.
Q.39
Submit
When checking the air and electrical lines during a vehicle inspection, all of the following should be true, except:
The air hoses are making a hissing noise.
The air hoses and electrical lines are not cut.
The air lines are not pinched.
The air lines are not dragging against tractor parts.
Q.40
Submit
Brake linings should be:
Loose.
Free of oil.
Soft.
Q.41
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Placards should be used:
Any time a vehicle is carrying hazardous materials.
If there is open space in the truck.
If the amount of hazardous materials in the truck exceeds 200 pounds.
If the hazardous materials create an inhalation hazard.
Q.42
Submit
A pre-trip vehicle inspection:
Is not required if the driver regularly uses the vehicle.
Is not required for trips under 100 miles.
Is only to be performed by a mechanic.
Is required by law.
Q.43
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On a leaf spring, the leaves:
Should shift.
May be broken.
Are not required.
Should not be broken.
Q.44
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A fatigued driver:
Is extra alert.
Should take over-the-counter remedies to wake them up.
May make critical decisions too slowly.
Is usually more conscientious than a typical driver.
Q.45
Submit
When backing with a trailer, turning toward the driver’s side is encouraged because:
The driver will have the best possible view.
Power lines should be on the passenger's side.
Other drivers can offer assistance on the passenger's side.
Q.46
Submit
A pre-trip inspection should include:
A check of the engine oil level.
Removing coolant.
Spraying WD-40 into the air filter.
Removing a tire.
Q.47
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.48
Submit
If you identify a distracted driver on the road, you should:
Follow their vehicle closely.
Try to get their attention.
Give them plenty of room.
Flash your lights at them.
Q.49
Submit
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.50
Submit
When starting the engine of a truck with a trailer, you can tell that your vehicle's ABS is not working if:
The yellow light on the left rear of the trailer stays on.
The red light on the right side of the trailer flashes three times.
All the rear lights flash and then turn off.
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