HI CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST

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The CDL general knowledge test is required to be taken by all CDL applicants. The Hawaii 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 Hawaii 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 HI 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. Most heavy trucks with manual transmissions require ____ to change gears.
double clutching
single clutching
triple clutching
2. One way to prevent hydroplaning is to:
have less than 4/32 inch tread depth in every major groove on front tires.
make sure you have enough tread on your tires.
take curves at higher speeds.
3. Without engine oil:
exhaust emissions will be reduced.
the ABS won't work.
the engine can be destroyed rapidly.
4. You must have at least ________ tread depth on tires other than front tires.
2/32 inch
4/32 inch
4/16 inch
5. If your cargo only fills one-third of the length of your trailer, make sure your cargo is:
centered and spread out as much as possible.
to one side and as close to the ground as possible.
piled up high with heavy cargo on top.
6. _________ are used on many vehicles to provide extra gears.
Auxiliary transmissions and power steering cylinders
Retarders and multi-speed rear axles
Multi-speed rear axles and auxiliary transmissions
7. If your vehicle is hydroplaning, you should:
speed up.
put the vehicle in reverse.
stay off the brake.
8. Which of the following is a common cause of fire?
Short circuits due to loose connections.
Under-inflated tires and duals that touch.
All of the above.
9. You should avoid driving through flowing water of deep puddles if possible. If not, you should:
press the accelerator and increase the engine and gear speed to the rpm required by road conditions.
set out reflective triangles to warn other traffic.
gently apply the brakes, increase engine rpm and cross the water while keeping light pressure on the brakes.
10. With an engine fire, you should:
turn the engine off as soon as possible.
open the hood as soon as possible.
not shoot foam from the vehicle’s underside.
 
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HI CDL Practice Test

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