DRE Final Knowledge Exam Practice Test Bank | Drug Recognition
Expert Certification | 250 Actual Questions & Technical Rationales
[2026/2027]
Dominate your international certification board with this high-yield, latest update DRE
Final Knowledge Exam practice test bank featuring comprehensive, original exam-
style multiple-choice questions. Master all critical 12-step Drug Recognition Expert
evaluation protocols, including horizontal and vertical gaze nystagmus
examinations (HGN/VGN), clinical vital signs matrices, darkroom pupil
evaluations, and the seven major drug category impairment symptomatologies.
Every verified question is paired with a highly thorough forensic and legal rationale to
sharpen your field detection precision, simplify your toxicology reviews, and guarantee a
passing score on your final certification.
1. DRE stands for:
A. Drug Recognition Expert
B. Drug Rehabilitation Evaluator
C. Driving Risk Examiner
D. Deterrence and Roadside Evaluation
Answer: A. Drug Recognition Expert
Rationale: DRE refers to a Drug Recognition Expert trained to identify impairment and
drug categories.
2. The primary purpose of a DRE evaluation is to:
A. Determine if a subject is impaired and by what drug category
B. Diagnose medical conditions
C. Prescribe treatment
D. Issue citations
Answer: A. Determine if a subject is impaired and by what drug category
Rationale: DREs assess impairment and form an opinion about the likely drug category.
,3. The DRE evaluation contains how many steps?
A. 5
B. 8
C. 12
D. 15
Answer: C. 12
Rationale: The standardized DRE evaluation consists of 12 steps.
4. The first step of the DRE evaluation is:
A. Breath alcohol test
B. Eye examinations
C. Dark room examinations
D. Toxicology
Answer: A. Breath alcohol test
Rationale: Step 1 is a breath alcohol test to rule out alcohol as the sole cause.
5. The second step of the DRE evaluation is:
A. Interview of the arresting officer
B. Preliminary examination
C. Vital signs
D. Documentation
Answer: A. Interview of the arresting officer
Rationale: Step 2 gathers observations from the arresting officer.
,6. The third step of the DRE evaluation is:
A. Preliminary examination and first pulse
B. Dark room examinations
C. Eye examinations
D. Toxicology
Answer: A. Preliminary examination and first pulse
Rationale: Step 3 includes initial medical/impairment check and first pulse reading.
7. The fourth step of the DRE evaluation is:
A. Eye examinations
B. Divided attention tests
C. Vital signs
D. Injection sites
Answer: A. Eye examinations
Rationale: Step 4 evaluates HGN, VGN, and lack of convergence.
8. The fifth step of the DRE evaluation is:
A. Divided attention tests
B. Dark room examinations
C. Toxicology
D. Documentation
Answer: A. Divided attention tests
Rationale: Step 5 includes Romberg, walk and turn, one leg stand, and finger to nose.
9. The sixth step of the DRE evaluation is:
A. Vital signs and second pulse
B. Eye examinations
, C. Injection sites
D. Subject statements
Answer: A. Vital signs and second pulse
Rationale: Step 6 records blood pressure, temperature, and second pulse.
10. The seventh step of the DRE evaluation is:
A. Dark room examinations
B. Toxicology
C. Documentation
D. Breath alcohol
Answer: A. Dark room examinations
Rationale: Step 7 checks pupil size, reaction to light, nasal/oral cavities, and muscle tone.
11. The eighth step of the DRE evaluation is:
A. Examination for injection sites
B. Divided attention tests
C. Eye examinations
D. Vital signs
Answer: A. Examination for injection sites
Rationale: Step 8 looks for evidence of injection drug use.
12. The ninth step of the DRE evaluation is:
A. Subject’s statements and other observations
B. Toxicology
C. Documentation
D. Breath alcohol
Expert Certification | 250 Actual Questions & Technical Rationales
[2026/2027]
Dominate your international certification board with this high-yield, latest update DRE
Final Knowledge Exam practice test bank featuring comprehensive, original exam-
style multiple-choice questions. Master all critical 12-step Drug Recognition Expert
evaluation protocols, including horizontal and vertical gaze nystagmus
examinations (HGN/VGN), clinical vital signs matrices, darkroom pupil
evaluations, and the seven major drug category impairment symptomatologies.
Every verified question is paired with a highly thorough forensic and legal rationale to
sharpen your field detection precision, simplify your toxicology reviews, and guarantee a
passing score on your final certification.
1. DRE stands for:
A. Drug Recognition Expert
B. Drug Rehabilitation Evaluator
C. Driving Risk Examiner
D. Deterrence and Roadside Evaluation
Answer: A. Drug Recognition Expert
Rationale: DRE refers to a Drug Recognition Expert trained to identify impairment and
drug categories.
2. The primary purpose of a DRE evaluation is to:
A. Determine if a subject is impaired and by what drug category
B. Diagnose medical conditions
C. Prescribe treatment
D. Issue citations
Answer: A. Determine if a subject is impaired and by what drug category
Rationale: DREs assess impairment and form an opinion about the likely drug category.
,3. The DRE evaluation contains how many steps?
A. 5
B. 8
C. 12
D. 15
Answer: C. 12
Rationale: The standardized DRE evaluation consists of 12 steps.
4. The first step of the DRE evaluation is:
A. Breath alcohol test
B. Eye examinations
C. Dark room examinations
D. Toxicology
Answer: A. Breath alcohol test
Rationale: Step 1 is a breath alcohol test to rule out alcohol as the sole cause.
5. The second step of the DRE evaluation is:
A. Interview of the arresting officer
B. Preliminary examination
C. Vital signs
D. Documentation
Answer: A. Interview of the arresting officer
Rationale: Step 2 gathers observations from the arresting officer.
,6. The third step of the DRE evaluation is:
A. Preliminary examination and first pulse
B. Dark room examinations
C. Eye examinations
D. Toxicology
Answer: A. Preliminary examination and first pulse
Rationale: Step 3 includes initial medical/impairment check and first pulse reading.
7. The fourth step of the DRE evaluation is:
A. Eye examinations
B. Divided attention tests
C. Vital signs
D. Injection sites
Answer: A. Eye examinations
Rationale: Step 4 evaluates HGN, VGN, and lack of convergence.
8. The fifth step of the DRE evaluation is:
A. Divided attention tests
B. Dark room examinations
C. Toxicology
D. Documentation
Answer: A. Divided attention tests
Rationale: Step 5 includes Romberg, walk and turn, one leg stand, and finger to nose.
9. The sixth step of the DRE evaluation is:
A. Vital signs and second pulse
B. Eye examinations
, C. Injection sites
D. Subject statements
Answer: A. Vital signs and second pulse
Rationale: Step 6 records blood pressure, temperature, and second pulse.
10. The seventh step of the DRE evaluation is:
A. Dark room examinations
B. Toxicology
C. Documentation
D. Breath alcohol
Answer: A. Dark room examinations
Rationale: Step 7 checks pupil size, reaction to light, nasal/oral cavities, and muscle tone.
11. The eighth step of the DRE evaluation is:
A. Examination for injection sites
B. Divided attention tests
C. Eye examinations
D. Vital signs
Answer: A. Examination for injection sites
Rationale: Step 8 looks for evidence of injection drug use.
12. The ninth step of the DRE evaluation is:
A. Subject’s statements and other observations
B. Toxicology
C. Documentation
D. Breath alcohol
