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Connecticut 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 Connecticut 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
If you are experiencing an engine fire, you should:
Open the hood as soon as possible.
Turn off the engine.
Never use a fire extinguisher.
Turn on the heater.
To warn drivers behind you that you will be slowing down, you should:
Turn on the right turn signal followed by the left turn signal.
Tap your brake pedal a few times to illuminate your brake lights.
Swerve from side to side to get their attention.
Mirrors should be used:
Only when there may be an emergency.
By a helper to monitor your blind spots.
If you are being tailgated, you should:
Drive on the shoulder.
Pull off the roadway.
Drive faster.
Allow the vehicle to pass.
Eating while driving:
Is a good way to maximize your time.
Is encouraged during long trips.
Is a distraction to the driver.
Who may operate a vehicle that requires placards to be driven?
Any driver with a CDL
A driver with a hazardous materials endorsement
A driver with a minimum of 10 years of commercial driving experience
Any person who thinks they can
A hand valve can be used to:
Add fuel to a vehicle.
Prevent a truck from rolling backwards when starting from a stop.
Check the oil.
Load cargo.
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