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Driver's Permit Knowledge Test (U.S.)

Washington: Alcohol: practice questions

Our Driver's Permit bank has 4 questions on this topic. Here are 3 of them with answers; the full mock exam draws from every topic, like the real one.

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Question 1 · Washington

What THC level counts as DUI for a Washington driver 21 or older?

  1. Any amount of THC at all
  2. 5 ng/mL or more
  3. 2 ng/mL of active THC in the blood
  4. 15 ng/mL of active THC in the blood
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B. 5 ng/mL or more — Washington State Driver Guide, 1.9.

Question 2 · Washington

Can you be charged with DUI in Washington while sitting in a parked car?

  1. No, never while the car is parked
  2. Yes, if in physical control
  3. Only when parked on a state highway
  4. Only with the engine running and in drive
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B. Yes, if in physical control — Washington State Driver Guide, 1.9 (RCW 46.61.503).

Question 3 · Washington

How long can refusing a breath or blood test in Washington cost you your license?

  1. One week, then automatic reinstatement
  2. 90 to 730 days
  3. Never; refusing carries no license penalty
  4. Exactly one year in every case
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B. 90 to 730 days — Washington State Driver Guide, 1.9 (Implied consent).

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