MPTC criminal investigations and Law Exam (2025/2026) QUESTIONS
AND (elaborated) ANSWERS WITH COMPLETE SOLUTIONS
inner perimeter Where the actual crime scene took place and contains physical evidence
Should be at least twice the size as the actual crime scene (can
how big is the inner perimeter
always be adjusted later)
how many officers should guard the two
crime scene of an inner
perimeter?
who is allowed at a crime scene authorized investigators and crime scene investigators ONLY
crime scene log Document that tracks who visits and enters the crime scene and for what
purpose.
date and time log began
all persons inside/entering
(victims/witnesses/suspects/police) name and
information on a crime scene log
agency of people entering
entry date, time and
signature reason for entry
exit date, time and signature
outer perimeter Staging area for support personnel and equipment
-store equipment and supplies
-create a log of equipment assets and supplies to include
what is the use of an outer
date/location when deployed
perimeter?
-credentialed news media representatives
purpose of a rough sketch provide an overview of the crime scene and its contents
take one overall photograph of person to include their face and
overall photograph
other unique features (tattoos, clothing, jewely, etc.)
take photos of injury 2-4 feet away while keeping other
mid-range photograph
distinguishing person features from overall image in view
take photos of each injury from less than 2 feet away. place ruler
close-up photograph
next to injury to demonstrate size
injury bruising and swelling may intensify 2-3 days later. use the
follow-up photograph
same protocols as overall, mid-range and close-up during
follow-up photographs
are determined by circumstances and individual officer preference.
systematic searches more effective when done consistently
(top-down, front-back, left-right, outside-inside)
Used to cover large areas quickly for missing people
, lane search or evidence (ex. looking for a red shirt in an open
field)
-divide area into equal parallel lanes go in the same direction
max width for lane and grid searches six feet
Cover areas more thoroughly for evidence that is
grid search harder to find. Ex. 6" knife in wooded area
- Equal parallel lanes cross over each other at 90 degrees
cover crime scenes that can be divided into obvious
zone search quadrants. (ex. each room in a house could be a
zone)
lane or grid methods can be used in each zone
a search incident to arrest may be made only for purposes of
seizing contraband, instrumentalities or other evidence of the
Person search incident to arrest
crime for which an arrest has been made, to prevent concealment
or destruction. also to remove any weapons that could be used to
escape.
AND (elaborated) ANSWERS WITH COMPLETE SOLUTIONS
inner perimeter Where the actual crime scene took place and contains physical evidence
Should be at least twice the size as the actual crime scene (can
how big is the inner perimeter
always be adjusted later)
how many officers should guard the two
crime scene of an inner
perimeter?
who is allowed at a crime scene authorized investigators and crime scene investigators ONLY
crime scene log Document that tracks who visits and enters the crime scene and for what
purpose.
date and time log began
all persons inside/entering
(victims/witnesses/suspects/police) name and
information on a crime scene log
agency of people entering
entry date, time and
signature reason for entry
exit date, time and signature
outer perimeter Staging area for support personnel and equipment
-store equipment and supplies
-create a log of equipment assets and supplies to include
what is the use of an outer
date/location when deployed
perimeter?
-credentialed news media representatives
purpose of a rough sketch provide an overview of the crime scene and its contents
take one overall photograph of person to include their face and
overall photograph
other unique features (tattoos, clothing, jewely, etc.)
take photos of injury 2-4 feet away while keeping other
mid-range photograph
distinguishing person features from overall image in view
take photos of each injury from less than 2 feet away. place ruler
close-up photograph
next to injury to demonstrate size
injury bruising and swelling may intensify 2-3 days later. use the
follow-up photograph
same protocols as overall, mid-range and close-up during
follow-up photographs
are determined by circumstances and individual officer preference.
systematic searches more effective when done consistently
(top-down, front-back, left-right, outside-inside)
Used to cover large areas quickly for missing people
, lane search or evidence (ex. looking for a red shirt in an open
field)
-divide area into equal parallel lanes go in the same direction
max width for lane and grid searches six feet
Cover areas more thoroughly for evidence that is
grid search harder to find. Ex. 6" knife in wooded area
- Equal parallel lanes cross over each other at 90 degrees
cover crime scenes that can be divided into obvious
zone search quadrants. (ex. each room in a house could be a
zone)
lane or grid methods can be used in each zone
a search incident to arrest may be made only for purposes of
seizing contraband, instrumentalities or other evidence of the
Person search incident to arrest
crime for which an arrest has been made, to prevent concealment
or destruction. also to remove any weapons that could be used to
escape.
