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Nevada CDL Permit Test - Double

Number of questions: 20
Passing score: 16
Directions: This endorsement is required if the driver will pull two or three trailers. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. To pass, the applicant must answer at least 16 questions correctly. Each question has three or four possible answer choices. Test questions come from the Nevada Commercial Driver License Manual. Questions come from chapters covering: Driving Safely, Air Brakes (if applicable), Combination Vehicles and Doubles and Triples. The Double/Triple endorsement can be used with the Class A CDL.
You have made error so far
Passing grade —
4 or fewer errors
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1.
When approaching a railroad crossing, a driver should:
Rely only on automated signals.
Expect to hear a train.
Cross the tracks before an approaching train reaches the crossing.
Reduce their speed.
2.
While driving, your mirrors:
Should not be used.
Should only be used when changing lanes.
Should be checked regularly.
3.
If coolant has to be added to a system without a recovery tank, you should:
Keep the vehicle running while adding coolant.
Open the radiator cap quickly.
Not use gloves to touch the radiator cap.
Wait for the engine to cool before adding coolant.
4.
When stopping a manual transmission vehicle, what should you do when the engine is close to idle?
Push in the clutch.
Push out the clutch.
Shift into neutral.
Shut off the vehicle.
5.
An Anti-Lock Braking System (ABS) will:
Allow you to drive faster than you would be able to otherwise.
Allow you to follow other vehicles more closely than you would be able to otherwise.
Allow you to drive less carefully than you would be able to otherwise.
Not decrease your stopping distance.
6.
The air entering air storage tanks may contain:
Water and compressor oil.
Frost.
Gravel.
Antifreeze.
7.
When driving, keeping space between your vehicle and other vehicles is:
Not important.
Important.
A waste of time.
Optional.
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