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MASSACHUSETTS CDL PRACTICE TEST - GENERAL KNOWLEDGE

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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. Which of the following is not proper tie-down equipment:
Ropes
Bungee cords
Chains
Straps
2. Which of the following statements about drugs is true?
All over-the-counter drugs are safe to use while on duty.
Possession and use of a drug given to a driver by a doctor is never permitted.
Some "controlled substances" are allowed to reduce fatigue.
Use of drugs can lead to traffic accidents.
3. ABS will:
not give you more control over the vehicle during braking.
increase your average speed.
shorten your stopping distance.
not change your normal braking capability.
4. The speed limit is 55 mph. Traffic is heavy, moving at 35 mph. What's the safest speed in this situation?
25 mph
45 mph
35 mph
40 mph
5. Which of the following statements about engine overheating is true?
You should never remove the radiator cap or any part of the pressurized system until the system has cooled.
Low speeds create more heat for the engine.
You should never shut off an overheated engine until it cools.
None of the above.
6. If you are driving a 30-foot vehicle at 55 mph, you should leave at least _____ between you and the vehicle ahead.
4 seconds
3 seconds
2 seconds
5 seconds
7. Name 2 causes of tire fires.
Driver smoking and bleeding tar.
Under-inflated tires and duals that touch.
Over-inflated tires and duals that touch.
Loose connections and poor ventilation.
8. In a vehicle with a dual air brake system:
one system supplies air to the trailer.
both systems typically operate the regular brakes on the rear axle.
each system has its own air tanks.
All of the above.
9. In an emergency, if you have to drive off the road you should:
avoid using the brakes until your speed has dropped.
stay on the shoulder (if possible) until your vehicle has come to a stop.
keep one set of wheels on the pavement, if possible.
All of the above.
10. What is a hazard?
The driver is uncertain about taking the off ramp.
Any road condition or other road user that is a possible danger.
Something you must stop for.
The most common cause of hydroplaning.
 
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MA CDL Test

Number of questions: 50
Correct answers to pass:40
Passing score:80%
Number of questions: 50
Correct answers to pass:40
Passing score:80%
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