Quiz #1 Flashcards
Basic components of camera:
STOP - refer to all adjustments
Exposure - the proper amount of light
Aperture – iris of the cam
Depth of field – the area of sharp focus
Shutter speed – how long light enters the image
ISO – how sensitive the camera is to light
what can be used to secure a scene?
- tape
- Officer
- taking scene with you
During class and in the text, multiple considerations were presented for CSIs, which one is the considered the highest priority?
safety
What was and what was not the a goal listed for CSI?
go home at the end of the day, safety
They aren’t involved in knowing who the criminal is or arresting them. “Can you point out the suspect” CSI response, “No”
Who and what CSI is working for ?
v
Duties of CSI
Recognition
Evaluation
Documentation
Collection
preservation
Who is and who is not considered part of the CSI team?
v
What is the definition of a search
An action by the gov’t that intrudes upon a person’s reasonable right to privacy
Who can and who cannot be CSI?
v
Which amendment deals with peoples right to privacy?
4th
Exigent cirumstances
PROBABLE CAUSE MUST EXIST
A warrantless search may be found to be reasonable in the face of exigent circumstances (danger to human life or immediate destruction of evidence).
It also applies to collection of forensic evidence or preventing the escape of a suspect
Also is related to “hot pursuit” rule—suspect fleeing from police enter home, hot pursuit applies
This is more “specific” than emergency doctrine, does not necessarily mean someone’s life is in danger
emergency doctrine
Need for protection of life or risk of harm MUST be the primary motive
DEALS ONLY WITH THE SANCTITY OF LIFE
Elements of a search warrant
Search Warrants:
Issued by a judge and allows officer to perform specific tasks. Must have the following:
PC
Facts to show PC
Description of premises to be searched
Address, physical desc
What we are looking for
TWO PARTS: the warrant and the affidavit
The affidavit is for the judge to understand who is requesting a warrant, what occurred at the scene, and what items of evidence are sought
dangers of a CSI scene
v
case law relating to release of dead bodies
Gianna kobe act
Texas SB 997
requirements of court admissibility of a photographs
Photographs must be a “true, fair, and accurate depiction of the scene” they cannot misrepresent what is begging photographed
legal doctrine which prevents illegally obtained evidence from being admissible in court
Exclusionary rule:
Evidence obtained illegally will NOT be admitted in court
Fruit of poisonous tree:
Any additional information obtained from an illegal search will also be inadmissible in court
info that is important to verify when documenting a vehicle
Identify the vehicle – license plate / VIN
Vehicle condition
Processing
Begin outside
Finish inside
most commonly used type of flash in CSI
direct flash
AFIS (IAFIS)
Integrated automated fingerprint identification system
Includes fingerprints from criminals
Fingerprints may be submitted for comparison by law enforcement
Records are included from local, state, and federal law enforcement agencies
CODIS
Combined DNA index system
Accessible to law enforcement agencies
Moves cases forward but will not close them
NIBIN
National integrated ballistic information network
Database of images of:
Spent bullets
Spent cartridges
Can identify weapons, criminals, profiles, etc
legal means to process a scene
Consent
Search incident to arrest
Exigent circumstances
Search warrants
Court order
Plain-view doctrine
Open fields
Emergency doctrine
Abandoned property
Carroll doctrine searches
