DMV Cartedefr · Wyoming · cdl · Double Test 1

Wyoming cdl Double - Test 1

Number of questions: 20

Passing score: 80%

Acceptable number of errors: 4

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 Wyoming Driver License Manual for Commercial and Heavy Vehicles. 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.

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13. Hydraulic brakes can fail for one of two reasons. Which of the following is one of those reasons?

A

There is a loss of hydraulic pressure.

B ×

You are driving uphill.

C ×

The brakes get too cold.

D ×

The brakes are used too much in one day.

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