CDL DOUBLES PRACTICE TEST MISSISSIPPI

11. A low air pressure warning signal:
is required on vehicles with air brakes.
is optional on vehicles with air brakes.
is required on all vehicles without air brakes.
None of the above.
12. Which of the following is not a type of retarder?
Hydraulic
Pressure
Electric
Exhaust
13. Too little weight on the driving axles can cause:
mechanical damage.
poor traction.
poor visibility.
longer stopping distances.
14. To make the brakes work, air brakes use:
hydraulic air.
nitrogen.
compressed air.
carbon monoxide.
15. You as a driver should always:
make emergency plans when you see a hazard.
drive slowly in the left lane of traffic.
stay in your lane.
reduce your following distance.
16. Watch out for black ice:
when the temperature is above freezing and the road is dry.
any time the temperature is below freezing and the road looks wet.
when it is snowing.
right after it starts to rain.
17. Radial and bias-ply tires:
should not be used together.
should be used together only during bad weather.
should be used together only when driving in packed snow.
should be used together.
18. Which of the following is a reason to cover cargo?
To protect people from spilled cargo
To protect the cargo from weather
To contain a spill
All of the above.
19. To know if your vehicle is equipped with ABS, look for:
a yellow ABS malfunction lamps on the instrument panel.
the ABS shipping paper.
an ABS placard.
the ABS logo on the steering wheel.
20. When checking the engine compartment in a vehicle inspection, you should check all of the following except:
Windshield washer fluid level
Coolant level in radiator
Shock absorbers
Engine oil level
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More