CDL GENERAL KNOWLEDGE TEST (LOUISIANA) - PRACTICE TEST

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The CDL general knowledge test is required to be taken by all CDL applicants. The Louisiana 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 Louisiana 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 LA 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. Hanging meat in a refrigerated truck can be:
a very unstable load with a high center of gravity.
a very unstable load with a low center of gravity.
a very stable load with a low center of gravity.
a very stable load if properly distributed.
2. The service line is also called:
power line.
control line.
brake line.
cable line.
3. What is countersteering?
Turning the steering wheel quickly the other way after steering in an emergency situation.
Staying off the brake while steering to the right to avoid an accident.
Driving too fast for conditions.
Locking your wheels while turning in an emergency situation.
4. You should always back and turn toward the driver's side:
unless you have someone to help you.
unless it means having to go around the block first.
so you can watch the rear of your vehicle by looking out the side window.
All of the above.
5. How can you determine your following distance?
When the vehicle ahead of you passes a stationary object such as a sign along the road, use the stopwatch on your smartphone to determine how long it takes you to reach that same object.
Pass a stationary object and count how many seconds it takes the vehicle ahead of you to reach that same object.
When the vehicle ahead of you passes a stationary object on the side of road, start counting the seconds it takes you to reach that same object.
None of the above.
6. Effects of distracted driving include:
increased following distance.
improved reaction time.
incorrect inputs to the steering.
reduction in braking distance.
7. Hydroplaning:
only occurs at speeds above 55 mph.
is more likely to occur when tire tread is in good condition.
is more likely when tire pressure is low.
causes your vehicle to go faster.
8. To know when it's time to shift up:
use mirrors on both sides.
watch your tachometer, and shift up when your engine reaches the bottom of the range.
use engine speed and road speed.
check the user manual.
9. When driving in hot weather, drivers should inspect tires:
every hour or every 50 miles.
every 3 hours or every 75 miles.
every 2 hours or every 100 miles.
every 4 hours or every 200 miles.
10. If ABS is not working, you should:
put on your 4-way emergency flashers.
use the parking brake.
slow down and use a lower gear.
brake as you always have.
 
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LA CDL Knowledge Test

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