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The CDL general knowledge test is required to be taken by all CDL applicants. The Connecticut 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 Connecticut 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 CT 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 backing a truck you should:
look straight ahead.
get out and walk around the vehicle before you begin to back.
back and turn toward the right side.
always rely on your mirrors.
2. Before entering an intersection, make sure that:
there's enough room to get at least halfway across.
accelerate smoothly and change gears as necessary.
there is sufficient space to clear it.
That there is enough room for the rear of your vehicle to clear the stop line on your side.
3. Hanging meat in a refrigerated truck:
can be a very unstable load.
creates a low center of gravity.
will not affect safe driving ability.
should never be transported.
4. When driving on slippery surfaces, a lack of spray from other vehicles indicates that:
the pavement is dry.
ice has formed on the road.
there is no ice on the road surface.
the road hasn't started to ice up yet.
5. Which of the following helps keep the engine cool in hot weather?
Making sure the anti-lock braking system is on.
Driving faster to force more air into the radiator.
Making sure there is enough engine oil.
All of the above.
6. What should you do at an accident scene, among other things, to help prevent another accident?
Stay in your vehicle and file an accident report.
If you are stopping to help, park in the area immediately around the accident.
Put on your 4-way emergency flashers.
Call for assistance.
7. The tire load for each tire is stated:
on the tread of the tire.
on the vehicle's operator manual.
on the side of the tire.
on the inside of the tire.
8. When driving in hot weather, drivers should inspect tires:
every 4 hours or every 200 miles.
every 3 hours or every 75 miles.
every hour or every 50 miles.
every 2 hours or every 100 miles.
9. Too little weight on the driving axles can cause:
poor visibility.
mechanical damage.
poor traction.
longer stopping distances.
10. If the vehicle ahead of you is smaller than yours:
it can probably stop faster than you can.
it will usually take longer to stop.
it will take the same amount of time to stop.
All of the above.
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CT CDL Knowledge Test

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