458/470.
8.
If a parked trailer does not have spring brakes, you should keep the trailer from moving by:
Using the air brakes.
Using chock blocks.
Parking near a wall.
Parking on a slight incline.
4 4588 CDL 457 B "" 0

Answer correctly : 0   |   Wrong : 0

Answer Sheet :

Refresh

Refresh this page and redo the question

Restart

Restart this set of tests