DRE TEST QUESTIONS WITH CORRECT ANSWERS

DRE TEST QUESTIONS WITH CORRECT
ANSWERS 2026-2027
1. What does the term "drug" mean, as it is used in this course? - CORRECT ANSWER -
"Any substance that, when taken into the human body, can impair the ability of the person to

operate a vehicle safely."



What are the seven categories of drugs? To which category does alcohol belong? To which cate
gory

does Cocaine belong? - CORRECT ANSWER -
CNS Depressants, CNS Stimulants, Hallucinogens, Dissociative Anesthetics, Narcotic Analgesics,
Inhalants, Cannabis



What does "polydrug use" mean? - CORRECT ANSWER -Ingesting two or more different drugs



What is a Speedball? - CORRECT ANSWER -cocaine and heroin



In the 2013-2014 National Roadside Survey of Alcohol and Drug Use by Drivers, more than

% of drivers tested positive for at least one illegal drug. - CORRECT ANSWER -22%



State four reasons why it is important not to rely simply on a chemical test to establish a subje
ct's

drug impairment. - CORRECT ANSWER -
Develop articulable facts of impairment, refusal of chemical test, chemical test only show inges
tion (not psychoactive and impairing), expensive to test and require a large sample, rule out m
edical impairment



What categories of drugs were included in the Johns Hopkins Laboratory Study? -
CORRECT ANSWER -CNS Depressant, CNS Stimulant, Cannabis

, In what percentage of cases in the Los Angeles Field Validation Study did blood tests confirm th e
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




DREs' opinion PCP was present? - CORRECT ANSWER -92%
X2 X2 X2 X2 X2 X2 X2 X2




What percentage of blood tests in the LAPD Field Validation Study confirmed the presence of a t l
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




east one drug category predicted by the DRE's? - CORRECT ANSWER -92.5%
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




What was the landmark State Supreme Court case that upheld the use of HGN as evidence of imp
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




airment? - CORRECT ANSWER -Arizona v. Blake X2 X2 X2 X2 X2 X2




What do we call the traditional standard for admissibility of scientific evidence, set by the U.S. Su
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




preme Court? - CORRECT ANSWER -Frye Standard
X2 X2 X2 X2 X2 X2




Give three important reasons for conducting DEC evaluations in a standardized fashion. -
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




CORRECT ANSWER -• Standardization helps to ensure no mistakes are made
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




• No steps are omitted X2 X2 X2




• No extraneous or unreliable "indicators" are included
X2 X2 X2 X2 X2 X2




• Standardization helps to promote professionalism among Drug Recognition Experts (DREs) X2 X2 X2 X2 X2 X2 X2 X2 X2




• Standardization helps to secure acceptance in court X2 X2 X2 X2 X2 X2




2. What are the twelve components of the drug evaluation process? - CORRECT ANSWER -
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




BREATH TEST, INTERVIEW OFFICER, PRELIMINARY INTERVIEW (PULSE), EYE EXAM,
X2 X2 X2 X2 X2 X2 X2 X2 X2




DIVIDED ATTENTION TEST, VITALS (PULSE 2), DARK ROOM, MUSCLE TONE, INJECTION SI
X2 X2 X2 X2 X2 X2 X2 X2 X2 X2 X2




TES (PULSE 3), SUSPECT STATEMENTS, OPINION, TOXICOLOGY
X2 X2 X2 X2 X2 X2