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OREGON CDL PRACTICE TEST - GENERAL KNOWLEDGE

41. If you are convicted of a traffic violation (except parking) in your personal vehicle:
you must make a written report.
your commercial driver license will not be affected.
you don't have to tell your employer.
you must tell your employer.
42. If your trailer starts to skid, you should:
release the brakes to get traction back.
accelerate slightly.
use the trailer hand brake (if you have one) to straighten out the rig.
keep the rear of your vehicle close to the curb.
43. If you recognize a distracted driver on the road, you should:
flash your brake lights at them.
try to pass them.
give them plenty of room.
follow them closely.
44. When driving a double or triple, you should:
increase your following distance.
drive with emergency flashers on.
decrease your following distance.
drive in the left lane whenever possible.
45. During freezing weather, which area is most likely to be slippery after it rains?
Roads that look wet.
Shaded areas.
Bridges.
All of the above.
46. During a hazardous materials emergency, you should:
prevent smoking and keep open flames away.
warn others of the danger.
keep everyone away.
All of the above.
47. What is the most important hand signal you should agree on with a helper?
Go forward
Keep backing
Turn right
Stop
48. How does ABS help you?
ABS always shortens your stopping distance.
ABS replaces your normal brakes and helps you  to stop faster.
ABS makes stab braking more effective.
ABS helps you avoid wheel lock up and maintain control when you brake hard on slippery surfaces.
49. Mirror adjustment should be checked:
once a month.
prior to the start of any trip.
only if you plan on using them.
once a week.
50. Texting is:
safer than  engaging in conversation with a passenger.
safer than talking on a cell phone.
the most dangerous distraction.
about as safe as adjusting the radio.
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