IAI - CSA TECHNIQUES OF CRIME SCENE INVESTIGATION EXAM NEWEST 2024 ACTUAL EXAM COMPLETE 200 QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A.
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IAI - CSA
IAI - CSA TECHNIQUES OF CRIME SCENE INVESTIGATION EXAM NEWEST 2024 ACTUAL EXAM COMPLETE 200 QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A.
IAI - CSA TECHNIQUES OF CRIME SCENE
INVESTIGATION EXAM NEWEST 2024 ACTUAL
EXAM COMPLETE 200 QUESTIONS AND
CORRECT ANSWERS (VERIFIED ANSWERS)
ALREADY GRADED A.
Evidence - ANSWER >>>>Something legally submitted to a
competent trier of fact as a means of ascertaining the truth of
any alleged matter under investigation.
Two Broad Types of Evidence - ANSWER >>>>1. Testimonial
Evidence
2. Real, or Physical Evidence
What is Physical Evidence? - ANSWER >>>>Any Type of
Evidence with an objective existence, that is anything with
size, shape, and dimension.
Physical Evidence may also be considered either - ANSWER
>>>>1. Direct evidence (evidence that supports a conclusion
of fact without inference)
OR
2. Circumstantial evidence (evidence that requires inference
to connect it to a conclusion of fact).
Physical Evidence - ANSWER >>>>May be more reliable
than eyewitnesses to crimes.
CSI Effect - ANSWER >>>>Has made jurors expect, even
demand, physical evidence.
,One Factor making the public's notion of the role of physical
evidence - ANSWER >>>>Science and technology are
perceived by most of the public to be unbiased and not
subject to manipulation.
Negative Evidence - ANSWER >>>>the absence of physical
evidence. May provide useful information and even stop
defense arguments at the time of trial
Can every item of physical evidence be directly associated to
a specific person, place, or thing and believe that it is possible
to link that evidence to a unique source. - ANSWER >>>>No
Can Majority of Physical Evidence found at crime scenes be
only Classified - ANSWER >>>>True
Classification of Evidence - ANSWER >>>>Meaning physical
evidence placed into groups with all other items having the
same properties or class characteristics.
Types of Pattern Evidence - ANSWER >>>>(fingerprints,
firearms evidence, footwear evidence, tire impressions, and
tool marks)
Practitioners would offer a conclusive opinion that the known
and questioned item came from a common source to a
reasonable degree of scientific certainty.
The ability to associate an item of evidence to a sole, unique
source is currently being hotly debated. - ANSWER >>>>True
,What does DNA testing use? - ANSWER >>>>Statistical
occurrence of discrete pieces of genetic material or alleles.
Can physical evidence that is identified corroborate testimony,
place a subject at a scene, and be useful in a variety of ways
as an interrogation tool? - ANSWER >>>>Yes
Chain of Custody - ANSWER >>>>Proof that evidence
collected during an investigation and the evidence ultimately
submitted to the court are one and the same. To prove that
the integrity of the physical evidence has been maintained.
Shows who had contact with the evidence, at what time,
under what circumstances, and what changes, if any, were
made to the evidence.
General Rule on collecting evidence - ANSWER >>>>As
much material as is reasonably possible to collect should be
taken. More is better than less.
What is needed for known/exemplar samples for DNA? -
ANSWER >>>>Blood samples or buccal (cheek) swabs from
the victim and suspect are needed.
What is needed for known/reference or exemplar samples for
Automobile Specimens? - ANSWER >>>>A known sample of
paint from the questioned vehicle must be submitted for
comparison.
What is a good practice for packaging small objects? -
ANSWER >>>>Double-wrap very small objects such as hair,
fibers, or glass fragments. These items should first be folded
up in a sheet of paper, such as a pharmacist's fold, and then
placed in an envelope
, How should any potential hazard evidence be labeled? -
ANSWER >>>>Labeled with any potential hazards such as
biohazard stickers
Use of Expert Witnesses - ANSWER >>>>Because scientific
principles relating to physical evidence are often beyond the
knowledge of laypeople, courts permit persons with
specialized training and skills to testify in court to explain and
interpret scientific evidence to juries, as well as offer their
opinion based on the evidence. Expert witnesses can be used
when the subject of the testimony is beyond the experience
and knowledge of ordinary laypeople.
What is the deciding factor for potential bias? - ANSWER
>>>>The integrity of the professional and the organization. All
forensic practitioners owe a duty to the truth.
What is the guidelines for Forensic Labs? - ANSWER
>>>>The American Society of Crime Laboratory Directors*
(ASCLD) has a code of professional practices, Guidelines for
Forensic Laboratory Management Practices (Adopted 1987,
Revised 1994).
Who are often called to court to testify as expert witnesses? -
ANSWER >>>>Forensic Practitioners
What is important for a witness to know about cross
examination? - ANSWER >>>>The witness dictates the pace.
You do not need to answer any question yes or no. Explain
your rationale.
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