GENERAL KNOWLEDGE CDL TEST DELAWARE - PRACTICE TEST

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The CDL general knowledge test is required to be taken by all CDL applicants. The Delaware 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 Delaware 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 DE 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. When steering to avoid a crash, you should:
steer with one hand so that you can turn the wheel more quickly.
not turn any more than needed to clear what is in your way.
apply the brakes while turning.
All of the above.
2. When driving in heavy traffic, the safest speed is:
the speed of traffic.
slower than the speed of other traffic.
the posted speed limit.
slightly higher than the speed of other traffic.
3. You should avoid driving through flowing water of deep puddles if possible. If not, you should:
gently apply the brakes, increase engine rpm and cross the water while keeping light pressure on the brakes.
wait until the engine has cooled before crossing the water.
set out reflective triangles to warn other traffic.
press the accelerator and increase the engine and gear speed to the rpm required by road conditions.
4. Interstate commerce means trade, traffic, or transportation in the U.S. that is between:
A place in a state and a place outside such state or outside the U.S.
Two places in the state through another state or a place outside of the U.S.
Two places in the state as part of trade, traffic, or transportation originating or terminating outside the state or U.S.
All of the above.
5. ABS will:
shorten your stopping distance.
increase your average speed.
not change your normal braking capability.
not give you more control over the vehicle during braking.
6. What is an important thing to remember about emergency braking?
You should never use stab braking.
Your natural response (hitting the brakes) is never the right solution.
Pushing down on the brake pedal as hard as you can will only keep the wheels locked up and cause a skid.
The more heavily loaded semitrailer trailer should be in the rear.
7. What is Gross Vehicle Weight (GVW)?
The total weight of a vehicle, including that of any trailers.
The total weight of a single vehicle including its cargo.
A vehicle's maximum weight rating, specified by its manufacturer.
None of the above.
8. In coming down steep downgrades, you should:
go slowly enough so your brakes don't get too hot.
select an appropriate speed.
use a low gear.
All of the above.
9. In order to protect yourself and others, you must be aware that children may do something hazardous because:
they are often found in school zones.
they don't have a driving license.
they tend to like trucks.
they tend to act quickly without checking traffic.
10. Strong winds can make it difficult to stay in your lane especially when driving:
flatbed trailers.
heavier vehicles.
vehicles with ABS.
lighter vehicles.
 
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DE CDL Practice Test

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