TRAFFIC LAW FINAL EXAM
QUESTIONS WITH 100% CORRECT
ANSWERS L LATEST VERSION 2025/2026.
All states have a provision in the DUI and implied consent laws making it illegal to drive a motor
vehicle with a prescribed BAC level of 0.08 percent or higher. This provision is referred to as -
ANS The illegal per se LAW
Since distances on a typical crash diagram are usually expressed in feet, it may be necessary to
convert miles per hour (speed) to feet per second (velocity). Using the conversion factor of 1.47,
a vehicle traveling at 30 miles per hour would be traveling at __________ feet per second.` -
ANS 44.1`
Most experts agree that generating an arrest ratio or one arrest for every _______ violations
will produce a moderately effective deterrence effect. - ANS 500
Original research on the Walk-and-Turn test shows that should the subject exhibit two or more
clues or fail to complete the test, the subject's BAC should be considered to be above
_________ percent and that this criterion has an accuracy level of ______ percent -
ANS 0.10, 68
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, In the 12-step DRE protocol, one of the very first things the DRE officer will do is - ANS Check
the BAC level of the suspect
Which of the following is not a disadvantage of using PBT instruments as part of field sobriety
testing - ANS Normal characteristics of breath samples such as halitosis and food odors can
have an adverse effect on PBT readings
Which of the following is not a post-stop cue of impairment - ANS Leaning on the vehicle
When rollover, head-on, pedestrian, and bicycle crashes are combined, they account for
approximately _____ percent of all crashes and approximately _______ percent of all traffic-
related fatalities - ANS 3, 25
Which of the following common types of collisions is responsible for the highest percentage of
fatal traffic crashes? - ANS Run off road
The LAPD study of the DRE program also showed that only ________ percent of drivers who
were suspected of using drugs, had BAC levels equal to or greater that 0.10 percent - ANS 3.7
Finger tapping and stretching one's neck from side-to-side is known as a (an) - ANS Adaptor
The device known as an accelerometer is typically used by police agencies to -
ANS Electronically calibrate the coefficient of friction
Regarding urine testing, which of the following statements is least accurate - ANS Urine
testing is not generally used to determine BAC because it is the most expensive method of
alcohol testing
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
QUESTIONS WITH 100% CORRECT
ANSWERS L LATEST VERSION 2025/2026.
All states have a provision in the DUI and implied consent laws making it illegal to drive a motor
vehicle with a prescribed BAC level of 0.08 percent or higher. This provision is referred to as -
ANS The illegal per se LAW
Since distances on a typical crash diagram are usually expressed in feet, it may be necessary to
convert miles per hour (speed) to feet per second (velocity). Using the conversion factor of 1.47,
a vehicle traveling at 30 miles per hour would be traveling at __________ feet per second.` -
ANS 44.1`
Most experts agree that generating an arrest ratio or one arrest for every _______ violations
will produce a moderately effective deterrence effect. - ANS 500
Original research on the Walk-and-Turn test shows that should the subject exhibit two or more
clues or fail to complete the test, the subject's BAC should be considered to be above
_________ percent and that this criterion has an accuracy level of ______ percent -
ANS 0.10, 68
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, In the 12-step DRE protocol, one of the very first things the DRE officer will do is - ANS Check
the BAC level of the suspect
Which of the following is not a disadvantage of using PBT instruments as part of field sobriety
testing - ANS Normal characteristics of breath samples such as halitosis and food odors can
have an adverse effect on PBT readings
Which of the following is not a post-stop cue of impairment - ANS Leaning on the vehicle
When rollover, head-on, pedestrian, and bicycle crashes are combined, they account for
approximately _____ percent of all crashes and approximately _______ percent of all traffic-
related fatalities - ANS 3, 25
Which of the following common types of collisions is responsible for the highest percentage of
fatal traffic crashes? - ANS Run off road
The LAPD study of the DRE program also showed that only ________ percent of drivers who
were suspected of using drugs, had BAC levels equal to or greater that 0.10 percent - ANS 3.7
Finger tapping and stretching one's neck from side-to-side is known as a (an) - ANS Adaptor
The device known as an accelerometer is typically used by police agencies to -
ANS Electronically calibrate the coefficient of friction
Regarding urine testing, which of the following statements is least accurate - ANS Urine
testing is not generally used to determine BAC because it is the most expensive method of
alcohol testing
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
