MD CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST

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The CDL general knowledge test is required to be taken by all CDL applicants. The Maryland 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 Maryland 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 MD 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 the temperature drops, which of the following surfaces will become icy first?
Underpasses
Bridges
Curves
Off-ramps
2. Using a helper when backing up is:
encouraged.
not recommended.
illegal.
dangerous.
3. To stay alert while driving, you should:
avoid medications that can cause drowsiness.
rely on caffeine.
never open the window or use the air conditioner.
All of the above.
4. When starting your vehicle, oil pressure should come up to normal:
within 5 minutes of driving.
in about two minutes.
in about a minute.
within seconds.
5. When driving, you should:
check your mirrors regularly.
avoid checking your mirros often.
avoid using your mirrors to spot overtaking vehicles.
use your mirrors only when changing lanes.
6. For fire safety, the correct list of items you should check during your pre-trip inspection is:
tires, cargo, fuel, electrical and exhaust systems, fire extinguisher.
cargo, fuel, electrical and exhaust systems.
cargo, fuel, steering wheel, electrical system, fire extinguisher.
fuel and fire extinguisher.
7. Strong winds can make it difficult to stay in your lane, especially when:
going into tunnels.
driving alongside other vehicles.
coming out of tunnels.
driving at speeds below 40 mph.
8. Your driver license doesn't have the hazardous materials endorsement. You can drive a vehicle that carries hazardous materials if:
you are transporting hazardous materials for less than 50 miles.
the vehicle does not require placards.
one of your passengers has the hazardous materials endorsement.
All of the above.
9. Rust around wheel nuts may mean:
the wheels or rims have had welding repairs.
the nuts are loose.
the weather is wet.
the nuts are too tight.
10. The two ways of knowing when to shift are:
oil pressure and road conditions.
weather and road conditions.
engine speed and road speed.
following distance and traffic speed.
 
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MD CDL Practice Test

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