MPTC Criminal Investigations Exam| (ACTUAL) LATEST 2026 EXPERT CERTIFIED QUESTIONS AND ANSWERS I [GRADED A+]
how many pictures are needed for a photo array lineup? ✔️-no less than 5
-no more than 8
what is RESPECT used for? ✔️the steps needed to conduct an objective and procedurally just criminal investigation
R (RESPECT) ✔️R - Respond to the scene and make it safe
E - RESPECT ✔️E - emergency care for the injured
-request EMS when needed
-document all information regarding when EMS arrived/who was treated etc..
bodily injury ✔️substantial impairment of the physical condition
types of bodily injury ✔️any burn
fracture of any bone
subdural hematoma
internal organ damage
serious bodily injury ✔️bodily injury which creates a permanent disfigurement, prolonged or permanent loss of any bodily function, body
member, limb or organ; or any injury that causes a substantial risk of death
overall pictures ✔️taking a photograph of the overall scene/ person & their unique features
mid-range pictures ✔️photos taken 2-4 ft away while keeping the overall distinguishing features from overall image in view
close-up pictures ✔️taking photos of each injury from less than 2 feet away
place a ruler/object near injury to demonstrate size
S (RESPECT) ✔️S - Separate and remove people
what is the reason you should remove parties from the crime scene ✔️separating involved parties prevents influence contamination and
preserves unique perspectives from forthcoming views
P (RESPECT) ✔️P - protect the crime scene
why should the crime scene always be protected? ✔️to prevent unnecessary contamination, destruction or tampering of evidence
what is Modus Operandi ✔️-M.O.
-a uniqueness of technique a distinctiveness or a particularly distinguishing pattern of conduct common to the current and former incidents
how should you protect the crime scene? ✔️-establish perimeters
-DO NOT touch/move any item within the crime scene
-keep food/drinks outside of crime scene
-identify evidence that needs protection
-identify sources of DNA
E (RESPECT) ✔️E - Evidence collection
-can be found immediately, or days/weeks/months after the crime has been committed
chain of custody ✔️meticulous and chronological documentation of evidence, from the moment it is seized, to it's presentation in court
C (RESPECT) ✔️C - compare evidence with MGL criminal elements
, -consider elder persons and persons with disabilities
property crimes ✔️-larceny crimes
-property damage crimes
-value of property stolen/damaged is used to determine misdemeanors vs. felonies
dangerous weapons crimes ✔️increased penalties for persons who use dangerous weapons to commit person crimes
types of dangerous weapons ✔️-firearms
-other tools capable of causing bodily injury, serious bodily injury or death
T (RESPECT) ✔️T - take action
-refer to the actions and conditions you can take in order to lawfully arrest someone
inner perimeters ✔️where the actual crime took place and contains physical evidence
how big should the inner perimeter be? ✔️at least twice the size of the actual crime scene
outer perimeter ✔️a staging area for support and personal equipment
what is the outer perimeter used for? ✔️to store equipment and supplies for a crime scene
may have a designated area for credentialed news media representatives
what is a field sketch ✔️a rough sketch/drawing providing overview and contents of crime scene
when should you begin the field sketch? ✔️during the initial walk through of the crime scene
how is photographing a crime scene beneficial? ✔️photos provide visual record of the crime scene and help positively identify relevant evidence
things you would normally search ✔️places, persons and vehicles
systematic search ✔️top-down, front-back, left-right and outside-inside
lane search ✔️used to cover large areas quickly for missing people of evidence
up and down
grid search ✔️used to cover areas more thoroughly for evidence where it is harder to find crime scene characteristics
up-down, left-right
zone search ✔️used to cover crime scenes that can be divided into obvious sections
search incident to arrest ✔️for the purpose of seizing fruits, instrumentalities, contraband or other evidence of the crime for which an arrest
was made
when can you conduct a warrantless search of persons ✔️-when they are under arrest
-any area within their immediate control to prevent escape or harm to the public
strip search ✔️occurs when a persons last layer of clothing is moved, but not necessarily completely removed
when can you conduct a strip search? ✔️when you have probable cause to believe a person has a concealed weapon or other evidence of a
crime
body cavity search ✔️strip searches that extend to the visual inspection of the genital and anal areas of the body
manual body cavity search ✔️include some degree of touching and probing
requires a search warrant by a judge
how many pictures are needed for a photo array lineup? ✔️-no less than 5
-no more than 8
what is RESPECT used for? ✔️the steps needed to conduct an objective and procedurally just criminal investigation
R (RESPECT) ✔️R - Respond to the scene and make it safe
E - RESPECT ✔️E - emergency care for the injured
-request EMS when needed
-document all information regarding when EMS arrived/who was treated etc..
bodily injury ✔️substantial impairment of the physical condition
types of bodily injury ✔️any burn
fracture of any bone
subdural hematoma
internal organ damage
serious bodily injury ✔️bodily injury which creates a permanent disfigurement, prolonged or permanent loss of any bodily function, body
member, limb or organ; or any injury that causes a substantial risk of death
overall pictures ✔️taking a photograph of the overall scene/ person & their unique features
mid-range pictures ✔️photos taken 2-4 ft away while keeping the overall distinguishing features from overall image in view
close-up pictures ✔️taking photos of each injury from less than 2 feet away
place a ruler/object near injury to demonstrate size
S (RESPECT) ✔️S - Separate and remove people
what is the reason you should remove parties from the crime scene ✔️separating involved parties prevents influence contamination and
preserves unique perspectives from forthcoming views
P (RESPECT) ✔️P - protect the crime scene
why should the crime scene always be protected? ✔️to prevent unnecessary contamination, destruction or tampering of evidence
what is Modus Operandi ✔️-M.O.
-a uniqueness of technique a distinctiveness or a particularly distinguishing pattern of conduct common to the current and former incidents
how should you protect the crime scene? ✔️-establish perimeters
-DO NOT touch/move any item within the crime scene
-keep food/drinks outside of crime scene
-identify evidence that needs protection
-identify sources of DNA
E (RESPECT) ✔️E - Evidence collection
-can be found immediately, or days/weeks/months after the crime has been committed
chain of custody ✔️meticulous and chronological documentation of evidence, from the moment it is seized, to it's presentation in court
C (RESPECT) ✔️C - compare evidence with MGL criminal elements
, -consider elder persons and persons with disabilities
property crimes ✔️-larceny crimes
-property damage crimes
-value of property stolen/damaged is used to determine misdemeanors vs. felonies
dangerous weapons crimes ✔️increased penalties for persons who use dangerous weapons to commit person crimes
types of dangerous weapons ✔️-firearms
-other tools capable of causing bodily injury, serious bodily injury or death
T (RESPECT) ✔️T - take action
-refer to the actions and conditions you can take in order to lawfully arrest someone
inner perimeters ✔️where the actual crime took place and contains physical evidence
how big should the inner perimeter be? ✔️at least twice the size of the actual crime scene
outer perimeter ✔️a staging area for support and personal equipment
what is the outer perimeter used for? ✔️to store equipment and supplies for a crime scene
may have a designated area for credentialed news media representatives
what is a field sketch ✔️a rough sketch/drawing providing overview and contents of crime scene
when should you begin the field sketch? ✔️during the initial walk through of the crime scene
how is photographing a crime scene beneficial? ✔️photos provide visual record of the crime scene and help positively identify relevant evidence
things you would normally search ✔️places, persons and vehicles
systematic search ✔️top-down, front-back, left-right and outside-inside
lane search ✔️used to cover large areas quickly for missing people of evidence
up and down
grid search ✔️used to cover areas more thoroughly for evidence where it is harder to find crime scene characteristics
up-down, left-right
zone search ✔️used to cover crime scenes that can be divided into obvious sections
search incident to arrest ✔️for the purpose of seizing fruits, instrumentalities, contraband or other evidence of the crime for which an arrest
was made
when can you conduct a warrantless search of persons ✔️-when they are under arrest
-any area within their immediate control to prevent escape or harm to the public
strip search ✔️occurs when a persons last layer of clothing is moved, but not necessarily completely removed
when can you conduct a strip search? ✔️when you have probable cause to believe a person has a concealed weapon or other evidence of a
crime
body cavity search ✔️strip searches that extend to the visual inspection of the genital and anal areas of the body
manual body cavity search ✔️include some degree of touching and probing
requires a search warrant by a judge
