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The tanker endorsement applies to drivers who wish to drive a tank in Class A, B, or C CDL. To add this endorsement to your CLP/CDL, you must pass a knowledge test on the problems posed by large volume liquid cargos. The Mississippi CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The MS tanker test covers the following sections of the Mississippi CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this MS tanker practice test now to prepare for the actual test!
1. While driving, you should keep the shipping papers:
in the sleeping compartment.
on the driver's seat.
under the seat.
within reach.
2. If you are being tailgated, you should:
turn on your taillights.
increase your speed very gradually.
make quick changes.
open up room in front of you.
3. When checking the engine compartment in a vehicle inspection, you should check all of the following except:
Engine oil level
Windshield washer fluid level
Coolant level in radiator
Spring hangers
4. The best advice for driving in fog is:
drive slowly in the left lane of traffic.
don't drive.
use high beams.
use low beams.
5. Liquid surge results from movement of the liquid in partially filled tanks. Side-to-side surge can cause:
a rollover.
an automatic failure.
tire failure.
brake failure.
6. Shipping papers must include:
an emergency response telephone number.
the price of the hazardous materials.
what the materials will be used for.
All of the above.
7. Unbaffled liquid tankers have nothing inside to slow down the flow of the liquid. Therefore:
side-to-side surge is very strong.
forward-and-back surge is very strong.
top-to-bottom surge is very strong.
All of the above.
8. Rollovers happen when drivers:
stop too often.
turn too fast.
brake too hard.
turn too slowly.
9. Improperly placarded vehicles can only be moved:
in the daytime.
at night.
during an emergency.
by their owner.
10. In vehicles with air brakes, the two markings on a front brake limiting valve are:
left and right.
high and low.
wet and dry.
normal and slippery.
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MS CDL Tanker Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
Number of questions: 20
Correct answers to pass:16
Passing score:80%
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