Oregon cdl Class B Knowledge Test - 1
Number of questions: 50
Passing score: 80%
Acceptable number of errors: 10
46. When other vehicles have trouble seeing you at dawn or dusk, you can increase your visibility by:
A
×
Turning on your four-way flashers.
B
×
Honking your horn.
C
√
Turning on your headlights.
D
×
Turning on your windshield wipers.