Nebraska 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 two, three or four possible answer choices. Test questions come from the Nebraska 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
Distracted driving:
Is caused only by physical distractions.
Will be increased by pre-programming radio stations.
Can be prevented by avoiding conversation with others.
Which of the following is not a sign of bad brake drums or shoes?
Cracked drums
Pads with oil on them
Shoes worn thin
Shoes that are not covered in brake fluid
All trailers made after ____ must be equipped with Anti-Lock Braking Systems (ABS).
Which of the following is a time when the vehicle should be downshifted?
Before starting down a hill
Before starting up a hill
After exiting a curve
Which of the following is not a strategy to avoid becoming an aggressive driver?
Not expecting delays on a drive
Maintaining a reasonable following distance
Keeping your hands on the wheel
Avoiding gesturing at other drivers
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 under the vehicle.
To see if the vehicle is in a parking spot.
To see if the vehicle is on a decline.
When coupling a double or triple, which trailer should be attached last?
The trailer directly behind the cab
The middle trailer
The rear trailer
It doesn’t matter.
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