Crime Scene Investigation IAI Exam
Questions And Answers | Guaranteed
Success
Final analysis is done where? CORRECT ANSWERS In the courtroom
Major Goals of a Crime Scene Search CORRECT ANSWERS * The recongnition and identification of physical evidence
* The collection and proper preservation of the evidence
* Reconstrutction of the crime
* To assist detectives in forming a theory about the crime
The job of the CSI in "forensic science" CORRECT ANSWERS Is to properly recongnize, identify, collect, and preserve those pieces of evidence that begin the process known as justice.
CSIs are responsible for what two of the four steps in the admissiblity of phiysical evidence for court? CORRECT ANSWERS recognition and collection
Physical evidence leads to the linkage of... CORRECT ANSWERS the victim, perpetrator and the scene
Four Major Factors that Determine the Value of Physical Evidence CORRECT ANSWERS Recognition-the CSI must have the knowledge and understanding to recongnize potential items of physical evidence located at the crime scene
Collection-Utilizing the appropriate skills and following accepted protocols to gather and preserve the physical evidence
Testing Procedures-Application of acceptable scientific procedures to analyze the physical evidence
Courtroom Presentation-Qualifications of the witnesses to provide objective reports on the forensic analysis of the evidence
Forensic Archeologist CORRECT ANSWERS Utilizes archaeological recovery techniques at scenes of mass graves or exhumations
Forensic Botanist CORRECT ANSWERS Can aid in determining time since death or assist in placing a suspect or victim at a location by studying the anatomy of plant evenidence
Forensic Entomologist CORRECT ANSWERS Can evaluate the life cycle of insects found at the scene or on the body of a victim to assist in establishing investigative leads such as the movement of a body after death, manner of death, and the postmortem interval Forensic Odontologist CORRECT ANSWERS Dentist with special training in the evaluation and handling of dental evidence, including bitemark comparison and the identification of victims/suspects
Forensic Pathologist CORRECT ANSWERS A medical doctor with additional specialty training in determination of injuries and disease that cause death
Medical Examiner CORRECT ANSWERS A medical doctor with five or more years of specialized training in recognition of the cause and manner of death
Coroner CORRECT ANSWERS An eleted or appointed official who conducts death investigations. the coroner is not required to have a medical background and his/her duties are dictated by jurisdiction.
FSAB CORRECT ANSWERS Forensic Specialties Accreditation Board- provides accreditation to those certifying bodies that meet stringent requirements for training, education, experience, and testing of individual forensic scientist and specialist.
the duty of the expert witness is to CORRECT ANSWERS educate the jury and provide testimony using terminology that is easily explainable and not misunderstood.
Essential elements of exper witness testimony CORRECT ANSWERS Clarity, simplicity, and honesty
expert witness testimony may be challenged in the following ways: CORRECT ANSWERS *the case may not require the expertise
*Basic qualifications and ability to give an opinion in the field at issue
*Insufficient education or experience to have anything of value to offer (no vaule added)
*the methodology utilized to support the opinion may not be scientifically sound or capable of supporting the profered opinion
*The methodology may be scientifically sound, but the opinion based on the method is not sufficiently derived from that scientific methodology
Acts of commission CORRECT ANSWERS Intentional
Acts of omission CORRECT ANSWERS unintentional
O.J. effect CORRECT ANSWERS discrediting the chain of evidence, the scientists, or the science is known as the OJ effect and has become a key defense technique
Physical evidence is valuable in many aspects and can reveal data that will aid the investigation by: CORRECT ANSWERS *Providing essential information on the facts of the case-corpus delicti
*Revealing the modus operandi (MO)-the preferred method of operation
*Demonstrating linkages between the vicitm, suspects, locations, and objects *Proving or disproving witeness statements
*Identifying a suspect through DNA or other individualization
*Classifying unknown substances
*Reconstructing the crime scene-how a crime was committed
*Developing investigative leads
Corpus delicti CORRECT ANSWERS facts of the case
MO-Modus Operandi CORRECT ANSWERS the preferred method of operation
Class characteristics CORRECT ANSWERS physical evidence that cannot be related to
a common origin with a high degree of certainty, therefore it can only be associated with
a group and never a single source
Indivdual characteristics CORRECT ANSWERS are distinct differences in the physical evidence that allow it to be associated with a single source and allow the examiner to determine the uniqueness of any single object or piece of evidence
Associative evidence CORRECT ANSWERS items of physical evidence located during a crime scene search can be used to demonstrate linkage or to "associate" the victim to
the suspect or to a particular location
What ammendment protects against unreasonable search and seizure CORRECT ANSWERS Fourth amedment
Mincey v. Arizona CORRECT ANSWERS dictated what actions law enforcement personnel are authorized to take without first obtaining a warrant
Items that can be obtained without obtaining a warrant CORRECT ANSWERS 1. Seach
the scene for rictims and render aid in areas where a victim could resonably be found
2. Enter the scene to search for perpetrators (only in areas where a suspect could be located)
3.While officers are legally in a location performing either of the two aforementioned actions, they may swize items of evidentiary nature that are in plain view-however, this should only occur in exigent circumstances, such as an unsecured weapon
Transient evidence CORRECT ANSWERS is defined as physical evidence that may be lost forever if not immediately preserved
Fruit of the poisonous tree CORRECT ANSWERS If the physical evidence is tainted then any subsequent information derived from that evidence would also be tainted
Frye v. United States CORRECT ANSWERS rejected the admission of a polygraph test on the basis that the reliability of the intrument had not been proven.
Questions And Answers | Guaranteed
Success
Final analysis is done where? CORRECT ANSWERS In the courtroom
Major Goals of a Crime Scene Search CORRECT ANSWERS * The recongnition and identification of physical evidence
* The collection and proper preservation of the evidence
* Reconstrutction of the crime
* To assist detectives in forming a theory about the crime
The job of the CSI in "forensic science" CORRECT ANSWERS Is to properly recongnize, identify, collect, and preserve those pieces of evidence that begin the process known as justice.
CSIs are responsible for what two of the four steps in the admissiblity of phiysical evidence for court? CORRECT ANSWERS recognition and collection
Physical evidence leads to the linkage of... CORRECT ANSWERS the victim, perpetrator and the scene
Four Major Factors that Determine the Value of Physical Evidence CORRECT ANSWERS Recognition-the CSI must have the knowledge and understanding to recongnize potential items of physical evidence located at the crime scene
Collection-Utilizing the appropriate skills and following accepted protocols to gather and preserve the physical evidence
Testing Procedures-Application of acceptable scientific procedures to analyze the physical evidence
Courtroom Presentation-Qualifications of the witnesses to provide objective reports on the forensic analysis of the evidence
Forensic Archeologist CORRECT ANSWERS Utilizes archaeological recovery techniques at scenes of mass graves or exhumations
Forensic Botanist CORRECT ANSWERS Can aid in determining time since death or assist in placing a suspect or victim at a location by studying the anatomy of plant evenidence
Forensic Entomologist CORRECT ANSWERS Can evaluate the life cycle of insects found at the scene or on the body of a victim to assist in establishing investigative leads such as the movement of a body after death, manner of death, and the postmortem interval Forensic Odontologist CORRECT ANSWERS Dentist with special training in the evaluation and handling of dental evidence, including bitemark comparison and the identification of victims/suspects
Forensic Pathologist CORRECT ANSWERS A medical doctor with additional specialty training in determination of injuries and disease that cause death
Medical Examiner CORRECT ANSWERS A medical doctor with five or more years of specialized training in recognition of the cause and manner of death
Coroner CORRECT ANSWERS An eleted or appointed official who conducts death investigations. the coroner is not required to have a medical background and his/her duties are dictated by jurisdiction.
FSAB CORRECT ANSWERS Forensic Specialties Accreditation Board- provides accreditation to those certifying bodies that meet stringent requirements for training, education, experience, and testing of individual forensic scientist and specialist.
the duty of the expert witness is to CORRECT ANSWERS educate the jury and provide testimony using terminology that is easily explainable and not misunderstood.
Essential elements of exper witness testimony CORRECT ANSWERS Clarity, simplicity, and honesty
expert witness testimony may be challenged in the following ways: CORRECT ANSWERS *the case may not require the expertise
*Basic qualifications and ability to give an opinion in the field at issue
*Insufficient education or experience to have anything of value to offer (no vaule added)
*the methodology utilized to support the opinion may not be scientifically sound or capable of supporting the profered opinion
*The methodology may be scientifically sound, but the opinion based on the method is not sufficiently derived from that scientific methodology
Acts of commission CORRECT ANSWERS Intentional
Acts of omission CORRECT ANSWERS unintentional
O.J. effect CORRECT ANSWERS discrediting the chain of evidence, the scientists, or the science is known as the OJ effect and has become a key defense technique
Physical evidence is valuable in many aspects and can reveal data that will aid the investigation by: CORRECT ANSWERS *Providing essential information on the facts of the case-corpus delicti
*Revealing the modus operandi (MO)-the preferred method of operation
*Demonstrating linkages between the vicitm, suspects, locations, and objects *Proving or disproving witeness statements
*Identifying a suspect through DNA or other individualization
*Classifying unknown substances
*Reconstructing the crime scene-how a crime was committed
*Developing investigative leads
Corpus delicti CORRECT ANSWERS facts of the case
MO-Modus Operandi CORRECT ANSWERS the preferred method of operation
Class characteristics CORRECT ANSWERS physical evidence that cannot be related to
a common origin with a high degree of certainty, therefore it can only be associated with
a group and never a single source
Indivdual characteristics CORRECT ANSWERS are distinct differences in the physical evidence that allow it to be associated with a single source and allow the examiner to determine the uniqueness of any single object or piece of evidence
Associative evidence CORRECT ANSWERS items of physical evidence located during a crime scene search can be used to demonstrate linkage or to "associate" the victim to
the suspect or to a particular location
What ammendment protects against unreasonable search and seizure CORRECT ANSWERS Fourth amedment
Mincey v. Arizona CORRECT ANSWERS dictated what actions law enforcement personnel are authorized to take without first obtaining a warrant
Items that can be obtained without obtaining a warrant CORRECT ANSWERS 1. Seach
the scene for rictims and render aid in areas where a victim could resonably be found
2. Enter the scene to search for perpetrators (only in areas where a suspect could be located)
3.While officers are legally in a location performing either of the two aforementioned actions, they may swize items of evidentiary nature that are in plain view-however, this should only occur in exigent circumstances, such as an unsecured weapon
Transient evidence CORRECT ANSWERS is defined as physical evidence that may be lost forever if not immediately preserved
Fruit of the poisonous tree CORRECT ANSWERS If the physical evidence is tainted then any subsequent information derived from that evidence would also be tainted
Frye v. United States CORRECT ANSWERS rejected the admission of a polygraph test on the basis that the reliability of the intrument had not been proven.
