CHP DUI Detection and Enforcement

Question 1

In California, the legal blood alcohol concentration (BAC) limit for non-commercial drivers aged 21 and older is:

Accepted Answer

0.08%

Answer

0.05%

Answer

0.10%

Answer

0.15%

Question 2

Which of the following is a Standard Field Sobriety Test (SFST) approved by the National Highway Traffic Safety Administration (NHTSA)?

Accepted Answer

Horizontal Gaze Nystagmus (HGN)

Answer

Finger-to-nose test

Answer

Counting backwards

Answer

Reciting the alphabet

Question 3

Under California's implied consent law, a driver lawfully arrested for DUI who refuses a chemical test will face:

Accepted Answer

A one-year driver's license suspension for a first offense

Answer

A $500 fine only

Answer

Mandatory jail time

Answer

Criminal charges for refusal

Question 4

During the Walk-and-Turn (WAT) test, how many steps must the suspect take along the line in each direction?

Accepted Answer

9 steps

Answer

7 steps

Answer

10 steps

Answer

12 steps

Question 5

The BAC limit for a driver under 21 years of age in California is:

Accepted Answer

0.01%

Answer

0.04%

Answer

0.05%

Answer

0.08%

Question 6

Which clue observed during vehicle operation is most associated with DUI detection according to NHTSA research?

Accepted Answer

Turning with a wide radius

Answer

Speeding excessively

Answer

Driving 10 mph over the limit

Answer

Following too closely

Question 7

A preliminary alcohol screening (PAS) device is typically used:

Accepted Answer

Before arrest as an investigative tool

Answer

After arrest as the mandatory chemical test

Answer

Only at sobriety checkpoints

Answer

Only for commercial drivers