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Michigan
Michigan CDL Knowledge Test Class A 1
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Q.1
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Failing to drain air tanks could result in:
Water accumulations freezing and causing brake failure.
Squishy brakes.
Too much air collecting in the tanks.
Q.2
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As the driver of a truck carrying a load, you are responsible for all of the following, except:
Inspecting the cargo.
Recognizing poorly balanced weight.
Knowing the phone numbers of all fire departments along your intended route of travel.
Q.3
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When starting an engine, oil pressure should come up to a normal level:
Within seconds.
Within five minutes.
After about three minutes.
Q.4
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If a vehicle's Anti-Lock Braking System (ABS) is malfunctioning:
The vehicle will have no brakes.
The vehicle will still be able to brake.
The vehicle will likely travel faster than usual.
Q.5
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When loading cargo, weight should be placed:
As high as possible.
As low as possible.
As far back as possible.
Q.6
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Alcohol can be removed from your system:
By exercising.
By drinking coffee.
By waiting.
Q.7
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If there is a fire in your vehicle, you should not:
Park in an area away from buildings, trees, brush, and other vehicles.
Pull into a service station.
Notify emergency services of your problem and your location.
Q.8
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A Class 1 hazardous material is:
An explosive.
Liquid.
Corrosive.
Q.9
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While driving:
Creating a text is not permitted, but reading a text is.
Creating a text is permitted, but reading a text is not.
Neither creating nor reading a text is permitted.
Q.10
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If you’re unfamiliar with the area in which you must back up, you should:
Get out of your vehicle and walk around the area to become more familiar with it.
Not use both side mirrors because it can be distracting.
Wait for someone else to back up in the area so you can see how they do it.
Q.11
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Drowsy driving is most common during:
The night.
The early morning.
The mid-afternoon.
Q.12
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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.13
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What is reaction distance?
The distance you will travel between realizing you must brake and when you physically hit the brakes
The distance you will travel between a hazard becoming visible and you seeing the hazard
The distance you will travel between seeing a hazard and realizing you must brake
Q.14
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A fatigued driver:
Is usually extra alert.
Is usually more conscientious than a typical driver.
May be slower to make critical decisions than a typical driver.
Q.15
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Before a trip, you should make sure that:
The brake pedal sticks.
The gas pedal is loose.
The grooved pedal surface has not been smoothed out.
Q.16
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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.17
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When the spring brakes are on, you should never:
Turn on the lights.
Turn off the vehicle.
Push down the brake pedal.
Q.18
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What is often found in compressed air?
Water
Cardboard
Brake fluid
Q.19
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When should a driver sign a vehicle inspection report?
After every trip
If noted defects are repaired
After each fueling
Q.20
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When leaving your vehicle unattended:
The parking brake must be always be used.
The parking brake should never be used.
Windows in the cab should be lowered.
Q.21
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What should happen before the air pressure in an air brake system tank falls below 55 psi?
The warning light should activate.
The vehicle will be unable to shift out of gear.
The front lights should flash.
Q.22
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A cardboard box on the roadway:
Should be expected to be on the roadway.
Is usually empty and harmless.
Could contain a heavy object that could damage vehicles.
Q.23
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When in heavy traffic, the safest driving speed is:
Slower than the speed being driven by surrounding traffic.
The same speed being driven by surrounding traffic.
Faster than the speed being driven by surrounding traffic.
Q.24
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Which of the following is not a type of distraction?
Physical
Mental
Obtuse
Q.25
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When traveling down a downgrade, the speed of a vehicle will likely:
Decrease.
Stay the same.
Increase.
Q.26
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When operating a vehicle with a dual air brake system, the driver should:
Let the vehicle warm up before driving to ensure that the fuel reaches the engine.
Let the air compressor build up a minimum of 100 psi pressure in the primary and secondary systems before driving.
Begin driving just after the vehicle starts.
Q.27
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A steering wheel should be:
Held with one hand while the other hand rests.
Held with both hands to ensure an adequate grip.
Released if the vehicle is approaching a bump.
Q.28
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When starting from a stop:
A vehicle should shift to the right.
A vehicle should be put into third gear.
A vehicle should not roll back.
Q.29
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The ____ between an air compressor and reservoir tank prevents air from escaping if the air compressor has a leak.
Slack adjuster
One-way check valve
Tractor protection valve
Q.30
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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.31
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The two markings on a front brake limiting valve usually read:
"Normal" and "slippery."
"Low" and "high."
"Left" and "right."
Q.32
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An alcohol evaporator in an air brake system:
Makes the brakes work without squeaking.
Prevents ice from forming in the braking system.
Lubricates parts of the braking system.
Q.33
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To prevent a vehicle from rolling backward when beginning to move forward from a stopped position, you should:
Turn off the engine.
Partly engage the clutch.
Apply the emergency brake.
Q.34
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When starting an engine:
The brakes will lock up.
Warning lights should turn on, then quickly turn off.
Coolant temperatures should decrease.
Q.35
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Air tank drains:
Should not be used in cold weather.
Are helpful to remove water and oil from the air tanks.
Are used to move air to the brakes.
Q.36
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A truck tractor built after March 1, 1997 must be equipped with:
An Anti-Lock Braking System (ABS).
A flag.
Hydraulic brakes.
Q.37
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The use of a hand-held mobile device while driving is:
Prohibited.
Acceptable if weather conditions are clear.
Permitted if use is work-related.
Q.38
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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.39
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If an air compressor is belt-driven, the belt should be routinely checked to ensure that it is:
Thin.
Properly tightened.
Cracked.
Q.40
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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.41
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When it is difficult to see and you are traveling near other drivers, you should:
Use high beam lights.
Use low beam lights.
Use only the clearance lights.
Q.42
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If convicted of a traffic violation in your personal car:
You must tell your employer.
Your CDL will not be affected.
Law enforcement will tell your employer.
Q.43
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When traveling down a steep downgrade:
The air brakes should be used.
The vehicle should be placed in a low gear and the driver should use engine braking.
The driver should continually downshift instead of using the brakes.
Q.44
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The heavier the vehicle:
The less important the brakes become.
The harder the brakes need to work.
The quieter the brakes will sound.
Q.45
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If a truck is equipped, a trailer brake hand valve can be used to:
Add fuel to the truck.
Prevent the truck from rolling back when being started from a stop.
Check the engine oil level.
Q.46
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You may be an aggressive driver if you:
Expect delays on your drive.
Slow down and maintain a reasonable following distance.
Make hand gestures that could anger other drivers.
Q.47
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When conducting a pre-drive inspection:
The inspection report is not important.
The inspection report must only be reviewed if there will be passengers in the vehicle.
The previous inspection report should be reviewed, if applicable.
Q.48
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____ make up the emergency brake system.
Only parts of the parking brake system
Only parts of the service brake system
Parts of the parking and service brake systems
Q.49
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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.50
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The rods in S-cam brakes move the slack adjusters when air pressure is added to the brake chambers. This air pressure is added to the chambers when the driver:
Presses the brake pedal.
Uses the emergency brake.
Uses the trailer hand valve.
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