CDL PRACTICE TEST - GENERAL KNOWLEDGE (MISSOURI)

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The CDL general knowledge test is required to be taken by all CDL applicants. The Missouri 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 Missouri 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 MO 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. An Anti-lock Braking System (ABS):
lets you drive faster.
increases your normal braking capability.
keeps your wheels from locking up when you brake hard.
2. When you are driving in close quarters, you should:
avoid checking your your mirrors too frequently.
not use your mirrors.
check your mirrors often.
3. In which of the following situations should you check your mirrors more often?
When changing lanes or merging.
When driving on a narrow road.
When driving on a single lane road.
4. If you have a manual transmission, when stopping don't _______ until the engine rpm is down close to idle.
place the transmission in park
shift to second gear
push the clutch in
5. With a dual air brake system:
each system shares the same lines and hoses.
each system has its own air tanks, hoses and lines.
each system shares air tanks.
6. When driving on packed snow, you should reduce speed by:
a half.
one-third.
10%.
7. What is a pull up when referring to truck driving?
When a driver stops and pulls forward to get a better position.
A specific maneuver used to decelerate smoothly in the exit lane.
A driving maneuver used to pull your vehicle over to the side of the road and stop.
8. You may get a clue that a driver may be going to make a turn from:
slow moving or stalled traffic in a traffic lane.
the driver's head and body movements.
the rear lights of the driver's vehicle.
9. If your brakes fail while you are driving on a downgrade, you should:
use an escape ramp if it's available.
take the least hazardous escape route you can.
All of the above.
10. The weight of a truck:
has an impact on stopping distance.
has no effect on stopping distance.
is not as important as the vehicle's center of gravity in determining stopping distance.
 
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MO CDL Knowledge Test

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