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Ohio CDL Permit Test - Combination

(From the 2020 Ohio CDL driver handbook)
Number of questions: 20
Passing score: 16
Directions: 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 Ohio 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.
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1.
Operating combination vehicles usually requires ­­­­­____ operating single vehicles.
Less skill than
About the same level of skill as
More skill than
2.
The trailer hand valve should be used:
To test the trailer brakes.
To check the connection between the trailer and tractor.
To accelerate.
3.
Bobtail tractors are ____ to stop than tractors attached to full semitrailers.
Quicker
Easier
More difficult
4.
When driving a vehicle equipped with an Anti-Lock Braking System (ABS), brakes should be applied:
In the same way as they would be in a vehicle without ABS.
As the vehicle is placed in neutral.
With the hand brake.
5.
When you are pulling a trailer, the air supply control lever should be in its ____ position.
Emergency
Supply
Normal
6.
In a double or triple combination, the ____ trailer should be directly behind the cab.
Lightest
Heaviest
Smallest
7.
What is a bobtail tractor?
A tractor without a semi-trailer
A tractor with two semi-trailers
A tractor that travels faster than the speed limit
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