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New Jersey 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 four possible answer choices. Test questions come from the New Jersey Commercial Driver Guide. 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
Which of the following is not a sign of fatigue?
Ability to focus
Yawning repeatedly
Drifting from your lane
How can you avoid becoming drowsy on a trip?
Get about three hours of sleep beforehand.
Plan ahead, including stopping points.
Do not build exercise into your daily routine.
Schedule the trip at night.
A vehicle equipped with an Anti-Lock Braking System (ABS) uses a ____ light to warn that the system is not working properly.
When parked on the side of the road, you should:
Use only the rear flashing lights.
Use one set of turn signals.
Use your high beam headlights.
Use your four-way flashers.
Which of the following is acceptable?
Dual tires that do not come into contact with each other
Tires of mismatched sizes if used only on short trips
Retreaded tires on the front of a school bus
Tires with cracks
When approaching a railroad crossing, you should:
Rely on the posted signals to indicate when a train is approaching.
Rely on the movements of other motorists to indicate when a train is approaching.
Not rely on signals to indicate when a train is approaching.
Look to see if nearby plants are moving from the breeze created by a passing train
If you need to back your trailer but cannot back up in a straight path, you should:
Back toward the passenger's side.
Back toward the driver's side.
Swerve back and forth while backing.
Always turn to your right.
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