Oregon cdl HazMat - Test 1
Number of questions: 30
Passing score: 80%
Acceptable number of errors: 6
27. If hazardous materials are being transported, how are other drivers warned?
A
√
By the posting of placards on the truck
B
×
By the flashing lights on the truck
C
×
By a siren
D
×
By the driver waving an arm out the window