Sergeant Promotion Final Exam
Questions and All Correct Answers
2025-2026 Updated.
Probable Cause - Answer more than Mere Suspicion. It Exists when "the facts and
circumstances with the officer’s knowledge and of which they had reasonably trustworthy
information are sufficient in themselves to warrant a man of reasonable caution in the belief
that an offense has been or is being committed. (Brinegar v US 1949)
Exclusionary Rule - Answer Provides that any evidence obtained by the government in
violation of the Fourth Amendment Right against unreasonable searches and seizures is not
admissible in a court of law.
Mapp v. Ohio (1961) - Answer Supreme court ruled that the Exclusionary rule also applied to
state criminal prosecutions., thus extending the exclusionary rule to state criminal proceedings.
Weeks v. US (1914) - Answer Exclusionary Rule - Evidence obtained in violation of the 4th
amendment is not admissible in criminal prosecution
Wong Sun v. United States - Answer established the 'fruit of the poisoned tree doctrine', part
of the exclusionary rule
United States v. Leon - Answer Established the "good faith" exception to the exclusionary rule
Minnesota v. Olson (1989) - Answer A warrantless non-consensual entry of a residence by
police to arrest an overnight guest violates the Fourth Amendment without exigent
circumstances
Brigham City v. Stuart (2006) - Answer Emergency Searches: need for emergency warrantless
entries under certain circumstances - may enter home when reasonable basis for believing that
an occupant is injured or imminently threatened with injury.
Stop and Frisk - Answer The right of the police to detain an individual for a brief period of time
and to search the outside of the person's clothing if the police have a reasonable suspicion that
the individual has committed or is about to commit a crime
Questions and All Correct Answers
2025-2026 Updated.
Probable Cause - Answer more than Mere Suspicion. It Exists when "the facts and
circumstances with the officer’s knowledge and of which they had reasonably trustworthy
information are sufficient in themselves to warrant a man of reasonable caution in the belief
that an offense has been or is being committed. (Brinegar v US 1949)
Exclusionary Rule - Answer Provides that any evidence obtained by the government in
violation of the Fourth Amendment Right against unreasonable searches and seizures is not
admissible in a court of law.
Mapp v. Ohio (1961) - Answer Supreme court ruled that the Exclusionary rule also applied to
state criminal prosecutions., thus extending the exclusionary rule to state criminal proceedings.
Weeks v. US (1914) - Answer Exclusionary Rule - Evidence obtained in violation of the 4th
amendment is not admissible in criminal prosecution
Wong Sun v. United States - Answer established the 'fruit of the poisoned tree doctrine', part
of the exclusionary rule
United States v. Leon - Answer Established the "good faith" exception to the exclusionary rule
Minnesota v. Olson (1989) - Answer A warrantless non-consensual entry of a residence by
police to arrest an overnight guest violates the Fourth Amendment without exigent
circumstances
Brigham City v. Stuart (2006) - Answer Emergency Searches: need for emergency warrantless
entries under certain circumstances - may enter home when reasonable basis for believing that
an occupant is injured or imminently threatened with injury.
Stop and Frisk - Answer The right of the police to detain an individual for a brief period of time
and to search the outside of the person's clothing if the police have a reasonable suspicion that
the individual has committed or is about to commit a crime
