AIR BRAKES PRACTICE TEST - UTAH

6. Your truck has a dual air system. If either system is very low on pressure:
the tractor protection valve will not work properly.
the ABS will not work properly.
either the front or the rear brake will not be fully operational.
the low pressure warning signal will stop working.
7. ABS malfunction lamps are located:
on the driver'door.
under the hood.
on the instrument panel.
None of the above.
8. If you are feeling sleepy, you should:
slow down.
drive faster.
get some coffee.
pull off the road and rest.
9. How do you test hydraulic brakes for leaks?
Pump the brake pedal three times, then apply firm pressure to the pedal and hold for five seconds. The pedal should not move.
Pump the brake pedal ten times and see if it holds.
Pull forward against parking brake to make sure the hydraulic brakes holds.
None of the above.
10. You should always try to back toward the driver's side because:
backing toward the left side is more dangerous.
you can watch the rear of your vehicle out the side window.
you can more easily correct any steering errors.
None of the above.
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