NHTSA SFST Top Exam Questions and answers, latest Update. Rated A+

NHTSA SFST Top Exam Questions and answers, latest Update. Rated A+ If OVI is a criminal offense, the standard of proof is - -Proof beyond a reasonable doubt The purpose of implied consent is - -To encourage a driver arrested for OVI to provide a chemical test for evidence For the Per Se offense, chemical test result is _________ evidence - -Presumptive The Per Se law makes it unlawful to - -Drive with statutory prohibited level of a substance in your body The Phase One (vehicle in motion) tasks are - -observation of the vehicle and to observe the manner in which the driver responds to your signal to stop Two common symptoms of impairment - -slowed reactions, impaired judgments, impaired vision, poor coordination Alcohol Impairs the ability to______________ among tasks - -Divide attention Three clues reinforcing the suspicion of DWI which may be observed during the stopping sequence are - -attempt to flee, no response, slow response, an abrupt swerve, sudden stop, striking the curb or another object The two major evidence gathering tasks of Phase Two are - -Face to face, observation of the exit The major decision of Phase Two is - -Do I have enough RS of DWI to have the driver exit the vehicle Among the describable clues an officer might see during the Phase Two interview are: - -Bloodshot eyes soilded clothing fumbling fingers alcohol containers drugs or drug paraphernalia bruises bumps or scratches unusual actions Among the describable clues an officer might hear during the interview are - -Slurred speech admission of drinking inconsistent responses abusive language unusual statements Among the describable clues an officer might smell during the interview are - -alcoholic beverage marihuana cover up odors unusual odors There are three techniques an officer might use in asking questions that constitute simple divided attention tasks. These techniques are - -asking for two things simultaneously asking interrupting or distracting questions The Count Down Technique requires the driver to - -Count out loud 15 or more numbers in reverse sequence Leaning against the vehicle is a clue to DWI which may be observed during - -The exit sequence The two major evidence gathering tasks of Phase Three are - -Psychophysical Field sobriety test PBT . The major decision in Phase Three is - - The entire DWI detection process culminates in - - Divided attention tests require the subject to - -concentrate on two things at once Among the mental and physical capabilities a person needs to drive safely are these four - - The two stages of the WAT are - -Instruction stage Walking stage The two stages of the OLS are - - The purpose of PBT is to: - - Two factors that produce high results on a PBT are - -- Residual mouth alcohol - Breath Contaminants Two factors that produce low results on a PBT are - -Breath sample cooling Breath sample composition In typical enforcement jurisdictions one DWI violation in __________ results in arrest - -100 In the Fort Lauderdale study, police officers arrested __________% of the drivers they contacted whose BACs were .10 to .20 - -22 Name three different chemicals that are alcohols - -methanol ethanol isopropanol Which of these is beverage alcohol, intended for human consumption - -Ethanol (ethyl) or beverage alcohol