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New Mexico
New Mexico CDL Knowledge Test Class A 1
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Q.1
Submit
If your vehicle is hydroplaning, you should:
Accelerate.
Not use the brakes.
Put the vehicle in reverse.
Q.2
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To ensure that you do not slow down traffic when driving a large truck, you should:
Switch gears while driving uphill.
Try to pass another vehicle while driving uphill.
Stay in the right lane whenever possible.
Q.3
Submit
Mirrors should be used:
Only when there may be an emergency.
Regularly.
By a helper to monitor your blind spots.
Q.4
Submit
Too much air pressure in a tire:
Is not possible.
Is encouraged on long drives.
Can be dangerous.
Q.5
Submit
Emergency brakes:
Are not required on vehicles with air brakes.
Are required only on buses.
Are required on all vehicles.
Q.6
Submit
Dry bulk tanks:
Usually have low centers of gravity.
Usually have high centers of gravity.
Are usually not allowed to cross railroad tracks.
Q.7
Submit
If the low air pressure warning signal comes on, you should:
Continue driving, but have the brakes repaired within a week.
Pull over and inspect the brakes.
Phone a mechanic while driving.
Q.8
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
Q.9
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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.10
Submit
When starting an engine, oil pressure should come up to a normal level:
Within seconds.
Within five minutes.
After about three minutes.
Q.11
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If the safety relief valve in the air brake system releases air:
The compressor needs more air.
The air pressure has become too high.
The brakes are fully operational.
Q.12
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If planning to change lanes, your mirrors should:
Not be checked.
Be checked as usual.
Be checked more often than usual.
Q.13
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During the vehicle inspection test, you must be able to do all of the following, except:
Show where the power steering fluid dipstick is located.
Check for adequate power steering fluid.
Ensure that the power steering fluid level is above the full mark.
Q.14
Submit
If you are turning left at an intersection where there are two available turn lanes:
It is best to use the right lane.
It doesn’t matter which lane you use.
It is best to use the left lane.
Q.15
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When making a left turn where there are two available turn lanes, a driver should begin the turn in the rightmost lane because:
It will be easier for the driver to keep track of turning vehicles on their left than on their right.
The vehicle will be able to turn more quickly.
Other vehicles will get out of the turning vehicle's way.
Q.16
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If brakes fail on a long downgrade, the driver should:
Turn the vehicle off and then back on to reset the brakes.
Pump the brakes.
Look for an escape ramp or other way to stop.
Q.17
Submit
Which of the following is not a type of distraction?
Physical
Mental
Obtuse
Q.18
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Without the proper amount of oil in its engine:
A vehicle will have difficulty stopping.
A vehicle will make quick, jerking movements while being driven.
The engine may be quickly damaged.
Q.19
Submit
If you will be transporting hazardous materials that require placards, you must:
Ask permission of the local law enforcement agency.
Obtain a hazardous materials endorsement.
Transport the materials only at night.
Q.20
Submit
Backing with a trailer is dangerous because:
It is difficult to see behind the vehicle.
Most trucks do not have the ability to go in reverse.
Cargo may fall out of the trailer.
Q.21
Submit
Drivers talking to passengers in their vehicle should be viewed as:
Responsible drivers.
Distracted drivers.
Knowledgeable drivers.
Q.22
Submit
Maintaining a cushion of space between your vehicle and the vehicle ahead is:
Not encouraged, as it slows the flow of traffic.
Encouraged, as it allows you time to react to unexpected hazards.
Only encouraged if you are traveling with a passenger.
Q.23
Submit
In a dual air brake system, if one air system is very low on pressure:
None of the brakes will work at all.
Either the front or rear brakes will not be fully operable.
There is usually no noticeable effect.
Q.24
Submit
You must have an air brake endorsement:
To use a vehicle with air brakes.
To drive any truck with a trailer.
To transport hazardous materials.
Q.25
Submit
Which of the following is acceptable if found during a pre-trip inspection?
Tires of mismatched sizes
Cracks in the tires
Tires manufactured by different makers
Q.26
Submit
If a load is 40 feet long, the minimum number of tie-downs required to secure the load is:
Two tie-downs.
Three tie-downs.
Four tie-downs.
Q.27
Submit
While driving, ____ generally holds spring brakes in place.
Air pressure
Electricity
Gasoline
Q.28
Submit
If asked by a law enforcement officer to take a test to determine your blood alcohol concentration (BAC):
You can refuse to take the test without a penalty.
You can refuse taking the test but will be required to pay a $50 fine.
You will lose your CDL if you refuse to take the test.
Q.29
Submit
____ 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.30
Submit
If a vehicle begins to hydroplane, the driver should:
Accelerate.
Release the accelerator and push in the clutch.
Pull in the clutch and brake.
Q.31
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.32
Submit
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.33
Submit
If planning to back a vehicle where there may be overhanging objects, a driver should:
Cut wires or branches as necessary.
Inspect the area before backing.
Not worry about the obstacles.
Q.34
Submit
Broken suspension parts:
Are not a cause for concern.
Are extremely dangerous.
Cannot be identified.
Q.35
Submit
Over-length loads require:
Special permits.
Roads to be closed to other traffic.
A person to walk alongside the vehicle.
Q.36
Submit
To obtain a hazardous materials endorsement, a person must be:
A U.S. citizen or permanent resident.
Perform their own background check.
New to the United States.
Q.37
Submit
When stopping a manual transmission vehicle, you should:
Push the clutch in when the engine is close to idle.
Push the clutch out when the engine is close to idle.
Shift into neutral when the engine is close to idle.
Q.38
Submit
The minimum acceptable tread depth for rear tires is:
1/64 of an inch.
1/32 of an inch.
2/32 of an inch.
Q.39
Submit
When starting from a complete stop, a vehicle should:
Jerk forward.
Roll backwards.
Not move backwards.
Q.40
Submit
After starting a trip while transporting cargo:
You will not need to inspect the cargo.
You only need to inspect the cargo if others alert you to a problem.
The cargo should be inspected within 50 miles of beginning the trip.
Q.41
Submit
During a basic vehicle control skills test, you may be asked to:
Swerve to avoid a hazard.
Parallel park.
Drive straight into a parking space.
Q.42
Submit
Distracted driving can be avoided by:
Pre-programming radio stations.
Smoking while driving.
Eating while driving.
Q.43
Submit
In the case of an engine fire, you should not:
Turn off the engine as soon as possible.
Shoot foam through the louvers.
Open the hood.
Q.44
Submit
Air tank drains should:
Not be used by the driver.
Only be used when it is wet outside.
Be used to drain the tanks completely.
Q.45
Submit
To check the automatic transmission fluid level in some vehicles, you will have to:
Park your vehicle uphill.
Park your vehicle downhill.
Leave the vehicle running.
Q.46
Submit
When backing, you should:
Move quickly to get out of other drivers' ways.
Try not to use the mirrors.
Use a helper, if possible.
Q.47
Submit
Header boards:
Provide extra storage.
Protect the driver from being hit by cargo.
Have no benefits.
Q.48
Submit
Texting while driving should:
Only be done on straightaways.
Only be done in curves.
Not be done.
Q.49
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.50
Submit
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.
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