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CDL PRACTICE TEST - GENERAL KNOWLEDGE (MISSISSIPPI)

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The CDL general knowledge test is required to be taken by all CDL applicants. The Mississippi 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 Mississippi 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 MS 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 driving at night you should dim your lights when following another vehicle within:
1 mile.
50 feet.
500 feet.
100 feet.
2. What should you do when confronted by an aggressive driver?
Challenge them by speeding up
Hold-your-own in your travel lane
Ignore gestures
Make eye contact
3. When approaching a stopped bus, you must be aware that:
passing a stopped bus is illegal.
a student may be driving the bus.
passengers may cross in front of or behind the bus.
passengers crossing in front of the bus can always see you.
4. Brake fade results from:
wet brakes.
excessive heat caused by using brakes too much.
using brakes in cold weather.
All of the above.
5. To prevent getting sleepy while driving, you should:
keep the cab warm.
close the vent.
drive alone whenever possible.
keep cool by opening the window.
6. If you are traveling at 55 mph in a 30 foot vehicle, how many seconds of following distance should you have?
3 seconds
2 seconds
5 seconds
4 seconds
7. Rollovers happen when drivers:
turn too slowly.
brake too hard.
turn too fast.
stop too often.
8. What should you do to test your hydraulic brakes for leaks?
Pump the brake pedal three times, then apply pressure for 9 seconds.
Hold the brake pedal down for five seconds, then pump it three times.
Pump the brake pedal three times, then apply pressure to the pedal and hold for five seconds.
Pump the brake pedal five times, then apply pressure for three seconds.
9. When driving on slippery surfaces, a lack of spray from other vehicles indicates that:
there is no ice on the road surface.
ice has formed on the road.
the road hasn't started to ice up yet.
the pavement is dry.
10. What should you do if you doubt you have safe space to pass under a low bridge?
If no warnings are posted, assume there is enough clearance under the bridge and proceed slowly.
Assume that the height posted at the bridges is correct.
Increase the weight of your vehicle to clearing under the bridge.
Go slowly, and take another route if you are not sure you can make it.
 
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MS CDL Knowledge Test

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