DMV Cartedefr · Massachusetts · cdl · Combination Test 2

Massachusetts cdl Combination - Test 2

Number of questions: 20

Passing score: 80%

Acceptable number of errors: 4

All applicants who are applying for a Class A CDL should be prepared to take the Combination test. This test covers information found in Section 6 of the Commercial Driver License Manual. Section 6 provides the information needed to safely operate tractor-trailers, doubles, triples, and straight trucks with trailers. The test is made up of 20 multiple-choice questions, and applicants will need to correctly answer a minimum of 16 questions to pass. The Combination test is not a replacement for the Double/Triple endorsement test.

To DMV Handbooks

17. What does the trailer air supply control look like?

A ×

It is a square blue knob.

B ×

It is a triangular yellow knob.

C

It is an eight-sided red knob.

D ×

It is a circular orange knob.

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