CDL GENERAL KNOWLEDGE TEST (KS) - PRACTICE TEST

11. When inspecting your vehicle for suspension system defects, look for:
leaking shock absorbers.
missing or broken leaves in any leaf spring.
cracked or broken spring hangers.
All of the above.
12. Distracted driving may be caused by _________ while driving.
adjusting the radio
using your smartphone
reading billboards
All of the above.
13. To apply the parking brakes:
push the parking brake control knob in.
place the parking brake control knob in Neutral.
push the brake pedal three times.
pull the parking brake control knob out.
14. If you are traveling at 55 mph in a 30 foot vehicle, how many seconds of following distance should you have?
5 seconds
3 seconds
4 seconds
2 seconds
15. If you are being tailgated, you should:
increase your following distance.
avoid tricks like turning on your taillights or flashing your brake lights.
avoid quick changes.
All of the above.
16. Glad hands are:
securement devices.
warning devices.
coupling devices.
electronic devices.
17. If the ABS is not working:
the truck will still have normal brakes.
the truck will have no brakes.
you should immediately reduce your speed.
All of the above.
18. In which of the following situations should you check your mirrors more often?
When driving on a narrow road.
While stopped at an intersection.
When changing lanes or merging.
When driving on a single lane road.
19. When a tire suddenly blows out while you are driving, what should you do first?
Brake lightly and hold the steering wheel firmly.
Use the parking brake.
Use controlled or stab braking.
Hold the steering wheel firmly and stay off the brakes.
20. Alcohol:
impairs depth perception.
improves muscle coordination.
does not affect judgement.
improves reaction time.
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