Iowa Driver's License Test Alcohol, Drugs, and Impaired Driving

Question 1

What does OWI stand for in Iowa traffic law?

Accepted Answer

Operating While Intoxicated

Answer

Operating Without Insurance

Answer

Offenses While Impaired

Answer

Operating With Infractions

Question 2

What is the legal BAC limit for Iowa drivers under age 21?

Accepted Answer

0.02%

Answer

0.08%

Answer

0.04%

Answer

0.00%

Question 3

What is the BAC limit for commercial vehicle drivers in Iowa?

Accepted Answer

0.04%

Answer

0.08%

Answer

0.06%

Answer

0.02%

Question 4

After a first OWI conviction in Iowa, how long is the mandatory license revocation?

Accepted Answer

180 days

Answer

30 days

Answer

90 days

Answer

1 year

Question 5

What is the effect of alcohol on driving reaction time?

Accepted Answer

It slows reaction time and impairs judgment

Answer

It improves reaction time by relaxing muscles

Answer

It has no measurable effect below 0.08% BAC

Answer

It only impairs vision, not reaction time

Question 6

Under Iowa's implied consent law, what happens if a driver refuses a chemical sobriety test?

Accepted Answer

Their license is automatically revoked for one year

Answer

They receive a warning only

Answer

Charges are dropped due to lack of evidence

Answer

They must pay a fine but keep their license