TEXAS DRIVER LICENSE EXAM||questions
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Question 1
It is illegal for a person 21 years of age or older to drive with a BAC of _______ or
higher.
A. 0.005%
B. 0.08%
C. 0.8%
D. 5%
Correct Answer: B
Rationale: For drivers 21 and older, the legal blood alcohol concentration (BAC)
limit is 0.08% in Texas. A BAC of 0.08% or higher constitutes driving while
intoxicated (DWI) .
Question 2
It is illegal for a person UNDER 21 years of age to have a BAC of ________.
,A. 0.02% or higher
B. 0.08% or higher
C. 0.20% or higher
D. Any detectable amount of alcohol
Correct Answer: D
Rationale: Texas has a "zero tolerance" law for drivers under 21. Any detectable
amount of alcohol in their system while driving is illegal .
Question 3
Your BAC depends on which of the following?
A. The type of alcoholic beverage you drink
B. The amount of alcohol you drink
C. How fit you are
D. All of the above
Correct Answer: D
Rationale: Your blood alcohol concentration is affected by many factors including
the type and amount of alcohol consumed, your body weight, metabolism, fitness
level, and how quickly you drink .
Question 4
On average, how long does it take your body to remove the alcohol contained in 5
ounces of wine?
,A. 10 minutes
B. One hour
C. 30 minutes
D. 3 hours
Correct Answer: B
Rationale: The human body processes approximately one standard drink per hour.
A standard drink includes 5 ounces of wine, 12 ounces of beer, or 1.5 ounces of
distilled spirits .
Question 5
Drinking alcohol while taking other drugs could cause:
A. The effects of alcohol to be multiplied
B. Death
C. Serious health problems
D. All of the above
Correct Answer: D
Rationale: Combining alcohol with other drugs (prescription, over-the-counter, or
illegal) can have dangerous synergistic effects, potentially leading to severe health
complications, impaired driving, or death .
Question 6
Alcohol in any concentration is:
, A. A stimulant
B. Negatively affecting your ability to concentrate
C. An anti-depressant
D. Calming to your nerves
Correct Answer: B
Rationale: Alcohol is a depressant that impairs cognitive function, including
concentration, judgment, coordination, and reaction time at any concentration
level .
Question 7
If you drink alcohol socially, what helps ensure safe driving?
A. Riding home with a friend who has not been drinking
B. Asking a friend who had drunk less than you did to drive you home
C. Eating something before getting behind the wheel
D. Driving more slowly than you would when sober
Correct Answer: A
Rationale: The only safe option is to ride with a sober driver. No amount of food,
coffee, or waiting reduces impairment below legal limits faster than the body's
natural processing time of about one hour per drink .
Question 8
A Texas driver under 21 is legally intoxicated if their BAC is:
and answers with rationales/graded
A+/2026 update/100% correct /instant
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Question 1
It is illegal for a person 21 years of age or older to drive with a BAC of _______ or
higher.
A. 0.005%
B. 0.08%
C. 0.8%
D. 5%
Correct Answer: B
Rationale: For drivers 21 and older, the legal blood alcohol concentration (BAC)
limit is 0.08% in Texas. A BAC of 0.08% or higher constitutes driving while
intoxicated (DWI) .
Question 2
It is illegal for a person UNDER 21 years of age to have a BAC of ________.
,A. 0.02% or higher
B. 0.08% or higher
C. 0.20% or higher
D. Any detectable amount of alcohol
Correct Answer: D
Rationale: Texas has a "zero tolerance" law for drivers under 21. Any detectable
amount of alcohol in their system while driving is illegal .
Question 3
Your BAC depends on which of the following?
A. The type of alcoholic beverage you drink
B. The amount of alcohol you drink
C. How fit you are
D. All of the above
Correct Answer: D
Rationale: Your blood alcohol concentration is affected by many factors including
the type and amount of alcohol consumed, your body weight, metabolism, fitness
level, and how quickly you drink .
Question 4
On average, how long does it take your body to remove the alcohol contained in 5
ounces of wine?
,A. 10 minutes
B. One hour
C. 30 minutes
D. 3 hours
Correct Answer: B
Rationale: The human body processes approximately one standard drink per hour.
A standard drink includes 5 ounces of wine, 12 ounces of beer, or 1.5 ounces of
distilled spirits .
Question 5
Drinking alcohol while taking other drugs could cause:
A. The effects of alcohol to be multiplied
B. Death
C. Serious health problems
D. All of the above
Correct Answer: D
Rationale: Combining alcohol with other drugs (prescription, over-the-counter, or
illegal) can have dangerous synergistic effects, potentially leading to severe health
complications, impaired driving, or death .
Question 6
Alcohol in any concentration is:
, A. A stimulant
B. Negatively affecting your ability to concentrate
C. An anti-depressant
D. Calming to your nerves
Correct Answer: B
Rationale: Alcohol is a depressant that impairs cognitive function, including
concentration, judgment, coordination, and reaction time at any concentration
level .
Question 7
If you drink alcohol socially, what helps ensure safe driving?
A. Riding home with a friend who has not been drinking
B. Asking a friend who had drunk less than you did to drive you home
C. Eating something before getting behind the wheel
D. Driving more slowly than you would when sober
Correct Answer: A
Rationale: The only safe option is to ride with a sober driver. No amount of food,
coffee, or waiting reduces impairment below legal limits faster than the body's
natural processing time of about one hour per drink .
Question 8
A Texas driver under 21 is legally intoxicated if their BAC is:
