CDL GENERAL KNOWLEDGE TEST (ARIZONA) - PRACTICE TEST

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The CDL general knowledge test is required to be taken by all CDL applicants. The Arizona 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 Arizona 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 AZ 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. Baffles:
help to prevent cargo overload.
separate the load.
help to control the forward and backward liquid surge.
2. If the drive wheels start to skid:
accelerate slightly to regain control.
push in the clutch to let them turn freely.
use the brakes to slow down.
3. When the load on a vehicle extends more than 4 feet beyond the rear of the body, a _______ must be placed at the end of the load.
warning sign
red flag
yellow sign
4. Which of the following statements about retarders is NOT correct?
You should turn the retarder off whenever the road is wet, icy, or snow covered.
Retarders help slow a vehicle, reducing the need for using brakes.
RetardersĀ help you avoid skids.
5. To stay alert and safe while driving, you should:
drive at night, if possible.
avoid any drug that hides fatigue.
drink coffee if you get drowsy.
6. When a vehicle is hydroplaning:
the spray from large trucks reduces visibility.
the tires lose their contact with the road.
the clutch is stuck.
7. If a vehicle is equipped with ABS, when you start the engine:
the wheels will lock up.
the ABS indicator light on the dash should come on and then turn off.
the spring brakes will come on.
8. when you apply the service brakeĀ at 5 mph, which of the following might indicate a problem?
The tongue/draw-bar is not bent.
The vehicle stops when the brake is applied.
The vehicle pulls to one side or the other.
9. In order to protect yourself and others, you must be aware that children may do something hazardous because:
they tend to act quickly without checking traffic.
they don't have a driving license.
they tend to like trucks.
10. When going down long, steep downgrades:
your speed will decrease.
your speed will increase.
your speed will stay about the same.
 
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AZ CDL Knowledge Test

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