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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. A high center of gravity:
is less dangerous in curves.
means your vehicle is more likely to tip over.
means you'll have better traction.
helps the vehicle be more stable while turning.
2. Which of these is NOT a thing to do when caring for the injured at the scene of a crash?
Stop heavy bleeding by applying direct pressure to the wound.
Move a severely injured person if the danger of fire or passing traffic makes it necessary.
If a qualified person is helping the injured, stay out of the way unless asked to assist.
Keep the injured persons cool.
3. What is a pull up when referring to truck driving?
A driving maneuver used to pull your vehicle over to the side of the road and stop.
Using the speedometer to know when to shift up.
A specific maneuver used to decelerate smoothly in the exit lane.
When a driver stops and pulls forward to get a better position.
4. Escape ramps are:
used by vehicles exiting the expressway.
used to stop runaway vehicles safely.
reserved for vehicles carrying dangerous goods.
reserved for combination vehicles.
5. When driving at night, you should dim your lights within _____ of an oncoming vehicle and when following another vehicle within _____ .
200 feet ; 100 feet
200 feet ; 200 feet
300 feet ; 50 feet
500 feet ; 500 feet
6. Name some exhaust system parts.
Pitman arm, hydraulic fluid reservoir and tie rod
Mufflers, mounting brackets and vertical stacks
Drag link, spindle and gear box
Main spring, axle and font axle hanger
7. The best way to recognize that your trailer has started to skid is:
by opening the window and feeling the front of the mirror.
by seeing it in your mirrors.
by recognizing tire failure.
by feeling the brakes come on.
8. The spring brakes come on:
when you bring the vehicle to a complete stop right away.
when you lose ABS control.
when air pressure in both air brake systems rises to a value set by the manufacturer.
when main air pressure is lost.
9. When a tire fails, the driver should:
immediately apply the brakes.
drive on the shoulder.
stay off the brake.
swerve to the right.
10. Controlled braking:
involves locking the wheels and then releasing the brakes.
must be used when you need to turn sharply while braking.
involves pumping the brakes while keeping steering wheel movements very small.
can be used to keep your vehicle in a straight line and allow you to turn if necessary.
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Number of questions: 50
Correct answers to pass:40
Passing score:80%
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