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MPTC Criminal investigation Exam # with questions and answers
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MPTC Criminal investigation Exam # with questions and answers
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MPTC Criminal investigation Exam # 2024-2025 with questions andanswers
MA Criminal court process for filing criminal complaint - ✔✔ANSW✔✔..1. Charges
2. Arraignment
3. Pre trial
4 Grand Jury
5 Discovery
6 Motion to suppress
7 Trial
8 Sentencing
9 Appeal
Packaging of Clothing, Bedding and Linen evidence - ✔✔ANSW✔✔..Wet evidence
must be aired dried before storing
WET clothing, bedding, linens - use a nonporous container to temporarily collect
DRY - paper bags, cardboard boxes
Package evidence separately by source to prevent cross contamination
Photo Array - ✔✔ANSW✔✔..ID relevant estimator variables
Control system variables
Use a min of 6 photographs
Use current photos
Use filler photographs the depict similar features
Suspect clothing should not stand out
Use double blind administration
Show all photos one at a time, can reshow 2 times
Ask witness to explain his/her certainty
Give consistent instructions
Never use same people in live lineup in photo array
Report details of photo array
Physical Evidence - ✔✔ANSW✔✔..Is the most compelling because it is tangible and
harder to dispute. Examples: Money, drugs, clothing
Physical Evidence - ✔✔ANSW✔✔..tangible items that tend to prove some material fact;
also called real evidence
, relevant evidence - ✔✔ANSW✔✔..Tendency to make a fact more or less probable than
it would be without the evidence
Reliable evidence - ✔✔ANSW✔✔..That has not been tampered with and in substantially
the same condition as evidence originally seized by police when presented in court.
RESPECT model when conducting Criminal Investigations - ✔✔ANSW✔✔..Respond
and make it safe, Emergency care for injured, Separate and remove people, Protect
crime scene, Evidence collection, Corroborate evidence with M.G.L., Take
action/Testify,
Testimonial Evidence - ✔✔ANSW✔✔..It includes first-hand statements made by victims,
witnesses, suspects or police. MAy be direct or circumstantial.
Trace Evidence - ✔✔ANSW✔✔..Is transferred from one surface to another during
physical contact between people, places and objects. Examples: soil, minerals, gunshot
residue, human/animal hair, textile, wood, glass an paint fibers
Types of Evidence Searches - ✔✔ANSW✔✔..Place Search - determined by
circumstances and evidence sought
Systematic Search - determined by officer preference, top down, front to back, left to
right, Outside to inside
Lane Search - used to cover large areas quickly. Max lane width 6 feet, search lane
from both ends.
Grid search - used to cover areas more thoroughly for evidence that is hard to find
Person - frisk is a warrantless search. Use systematic and zones methods
Body cavity - must have probable cause to do so, touching requires a search warrant
personal inventory - follow dept policy
Vehicle searches - systematic and zone methods to search.
Best practices in establishing Outer Perimeter - ✔✔ANSW✔✔..Staging area for support
personnel and equipment, Store equipment and supplies, have a log of equipment,
assets, and supplies.
Best practices securing Inner Perimeter - ✔✔ANSW✔✔..Make at least TWICE the size
of actual crime scene, Clearly mark perimeters with line tape, Only allow authorized
investigators to the inner perimeter, ID pathway through inner perimeter that minimizes
evidence contamination, establish single entry and exit point, Establish crime scene log,
document all who go in and out, date/time in/out and reason
Case status - ✔✔ANSW✔✔..Unsolved- leads were exhausted and offender remains
unknown
Active- potential evidence still exists and needs to be collected, reviewed or checked
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