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The CDL general knowledge test is required to be taken by all CDL applicants. The Massachusetts CDL test consists of 50 questions. To pass, you must correctly answer at least 40 questions (80%). The general knowledge test covers the contents of the Massachusetts CDL Manual.
All CDL applicants (Class A, B and C) must study the following sections: Driving Safely, Transporting Cargo Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Vehicle Inspection Test, Basic Control Skills Test, Road Test. In addition, the Class A CDL test will include questions based on the Combination Vehicles section. Take this CDL practice test now to prepare for the actual MA general knowledge test!
To get your CDL, you must pass both the knowledge and skills tests. CDL knowledge tests include: General Knowledge, Passenger Transport, Air Brakes, Combination Vehicles, Hazardous Materials, Tanker Vehicles, Doubles/Triples, School Bus, Firefighter. Depending on what class of license (A, B or C) and endorsements you need, you must take one or more knowledge tests. A special endorsement is also required to drive certain types of vehicles. The following endorsements may be used with a Class A, B or C CDL: HazMat (H), Tank Vehicles (N), Tank Vehicles Transporting Hazardous Materials (X) and Passenger Transport (P). The School Bus endorsement (S) is only available for Class A or B CDL, and the Doubles/Triples endorsement (T) is only available for Class A driver's licenses.
1.
Sleep debt is defined as:
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the cumulative effect of not getting enough sleep.
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the accumulated amount of sleep from frequent rest brakes.
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the amount of sleep you get each night.
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All of the above.
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2.
Empty trucks:
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require a shorter stopping distance than full trucks.
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require the same stopping distance than full trucks.
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require a greater stopping distance than full trucks.
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None of the above.
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3.
Dollies with ABS are required to have a malfunction lamp:
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on the front.
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on the rear.
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on the right side.
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on the left side.
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4.
Drivers who cannot see others are
a dangerous hazard. Be especially alert for all of the following, except:
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Vehicles with frosted windows
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Pick-up trucks
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Rental trucks
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Loaded station wagons
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5.
To recognize when it's time to shift up to a higher gear, use:
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road speed (mph) and engine oil temperature.
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engine speed (rpm) and road speed (mph).
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engine sounds and road signs.
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engine speed (rpm) and road signs.
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6.
When using a turn signal, which of the following is NOT true?
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You should signal early.
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You should cancel the signal before completing the turn.
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You should turn off your turn signal after you've turned.
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You should signal continuously.
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7.
When only the tractor has ABS:
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the brakes won't work as effectively as without ABS.
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it will be much more difficult to maintain steering control.
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there is an increased chance of jackknifing.
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there is less chance of jackknifing.
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8.
_________ can make vehicle handling unsafe.
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Dry roads
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ABS
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Poor ventilation
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Poor weight balance
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9.
If brakes fail on a long downgrade, you should:
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turn off the engine as soon as you.
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pump the brake pedal 3 times.
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set the parking brake.
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use an escape ramp if it is available.
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10.
If coolant has to be added to a system without a recovery tank, you should:
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never use thick cloth to touch the radiator cap.
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wait until the engine has cooled before adding coolant.
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keep the engine running while adding coolant.
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turn the radiator cap quickly to the first stop.
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