Ace Your DMV Written Test with our Guaranteed Cheat Sheet.
Cheat Sheet

Massachusetts 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 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
advertising
1.
Placards should be used:
Any time a vehicle is carrying hazardous materials.
If there is open space in the truck.
If the amount of hazardous materials in the truck exceeds 200 pounds.
If the hazardous materials create an inhalation hazard.
2.
An open automobile window in cold weather may indicate that the driver is:
Driving impaired.
Inappropriately dressed.
Using the heat inside their vehicle.
Enjoying the fresh air.
3.
Pull out the trailer air supply control, or set it in the "emergency" position, when testing:
The trailer emergency brakes.
The parking brake.
The trailer service brakes.
The landing gear.
4.
If you are turning left where there are two available turning lanes:
It is better to take the rightmost lane.
It does not matter which lane you use.
It is better to take the leftmost lane.
You should use both lanes.
5.
For safety purposes, when should you turn off a retarder?
When the roadways are slippery
When you are carrying a passenger
When you are carrying a heavy load
When driving in heavy traffic
6.
After starting the engine, oil pressure should reach a normal level:
Within a few seconds.
After about a minute.
After about four minutes.
Within 10 minutes of driving.
7.
When entering a foggy area, you should:
Stop on the side of the roadway.
Pass other vehicles.
Slow down.
Use your high beam headlights.
Ace Your DMV Written Test
Get your Cheat Sheet Now!

Wait, before you go

Ace your DMV Written Test with our Guaranteed Cheat Sheet.

  • Cheat Sheets Save Time
  • Cheat Sheets pass on your first try