Question 1

Physical evidence can be used to exonerate or exclude a person from suspicion if:

Accepted Answer

A)   it is collected in accordance with the Fourth Amendment.
B)   it does not have a well-documented chain of custody.
C)   evidence taken from suspect is obtained voluntarily.
D)   the standard reference sample (control)  does not share characteristics with evidence at the crime scene.
E)   he or she has not already confessed to the crime.F) C) and D)
G) A) and E) D

Question 2

Define and site one example of the difference between individual and class characteristics.

Accepted Answer

Individual characteristics are specific ...

Question 3

Forensic databases are maintained for all of the following except:

Accepted Answer

A)   fingerprints.
B)   automotive paint.
C)   bullets.
D)   dental impressions.
E)   DNA.F) D) and E)
G) B) and E)

Question 4

Determining that an explosive mixture contains dynamite is an example of the process of:

Accepted Answer

A)   class characterization.
B)   identification.
C)   individualization.
D)   comparison.
E)   none of the above.F) B) and C)
G) A) and E) B

Question 5

___________ is a national fingerprint and criminal history system maintained by the FBI and launched in 1999.

Accepted Answer

A)   PDQ
B)   NIBIN
C)   AFIS
D)   IAFIS
E)   SICARF) A) and C)
G) A) and E)

Question 6

Explain the difference between the identification and comparison of physical evidence. Cite one example.

Accepted Answer

The identification of physical evidence ...

Question 7

Evidence with individual characteristics can lead to a determination of common origin (single source) . Which type of evidence CANNOT yield such results?

Accepted Answer

A)   fingerprints
B)   single-layer paints
C)   DNA
D)   wear patterns on tires
E)   random striations on toolsF) A) and E)
G) A) and C)

Question 8

A comparison analysis subjects a suspect specimen and a control specimen to the same tests and examinations for the ultimate purpose of determining:

Accepted Answer

A)   if they are identical in chemical composition
B)   whether or not they have a common origin
C)   if they are alike in molecular structure
D)   if the same person handled them
E)   all of the aboveF) A) and E)
G) C) and E)

Question 9

Define and explain the role of national databases that are currently available to the forensic community.

Accepted Answer

National databases play a crucial role i...

Question 10

In what year did the Combined DNA Index System (CODIS)  become fully operational?

Accepted Answer

A)   1991
B)   1999
C)   2001
D)   1998
E)   1978F) A) and C)
G) B) and E)

Question 11

The corroborative use of physical evidence means that it can be used to:

Accepted Answer

A)   provide a lead to give the investigation direction.
B)   rule out a particular suspect.
C)   support other investigative findings.
D)   establish a definite identity.
E)   bolster eyewitness testimony.F) None of the above
G) A) and B)

Question 12

Evidence having class characteristics can:

Accepted Answer

A)   link a person to a crime with a high degree of certainty
B)   have no evidential value
C)   always be fitted together in the manner of a jigsaw puzzle
D)   exonerate an innocent suspect
E)   none of the aboveF) D) and E)
G) A) and B)

Question 13

A component of the National Integrated Ballistics Information Network is called:

Accepted Answer

A)   PDQ.
B)   IBIS.
C)   CODIS.
D)   A and B
E)   A and CF) A) and E)
G) A) and C)

Question 14

The computerized database used to store DNA information is:

Accepted Answer

A)   AFIS
B)   NIBIN
C)   Drugfire
D)   CODIS
E)   PDQF) B) and C)
G) B) and D)

Question 15

The value of class physical evidence lies in its ability to:

Accepted Answer

A)   state with certainty the identity of the perpetrator
B)   state with certainty the origin of the evidence
C)   determine the probability of the occurrence of an event
D)   determine the quality of forensic analyses carried out on the evidence
E)   corroborate events with data in a manner nearly without biasF) A) and B)
G) C) and E) E

Question 16

To calculate the overall frequency of occurrence of a blood type in a population, the ___________ can be applied by using a series of blood factors that occur independently of each other.

Accepted Answer

A)   multiplication table
B)   tangent method
C)   product rule
D)   binomial multiple
E)   Locard's exchangeF) C) and D)
G) All of the above

Question 17

The likelihood of finding class physical evidence is ________ the likelihood of finding physical evidence with individual characteristics.

Accepted Answer

A)   same as
B)   greater than
C)   less thanD) None of the above
E) A) and B)

Question 18

Physical evidence is considered to have ________ as that of eyewitness (testimonial)  evidence.

Accepted Answer

A)   greater value
B)   the same value
C)   less valueD) A) and B)
E) A) and C)

Question 19

When a forensic analyst determines the chemical composition of preparations that may contain illicit rugs such as heroin, cocaine, or barbiturates, this is an example of:

Accepted Answer

A)   comparison.
B)   taxonomy.
C)   identification.
D)   classification.
E)   individualization.F) B) and D)
G) C) and D)

Question 20

Explain the role of physical evidence and its role in crime scene reconstruction.

Accepted Answer

Physical evidence plays a crucial role i...

Exam 3: Recording the Crime Scene

Physical evidence can be used to exonerate or exclude a person from suspicion if:

Correct AnswerverifiedD

Define and site one example of the difference between individual and class characteristics.

Correct AnswerAnswered by ExamLex AIIndividual characteristics are specific ...View AnswerShow Answer

Forensic databases are maintained for all of the following except:

Correct AnswerverifiedShow Answer

Determining that an explosive mixture contains dynamite is an example of the process of:

Correct AnswerverifiedB

___________ is a national fingerprint and criminal history system maintained by the FBI and launched in 1999.

Correct AnswerverifiedShow Answer

Explain the difference between the identification and comparison of physical evidence. Cite one example.

Correct AnswerAnswered by ExamLex AIThe identification of physical evidence ...View AnswerShow Answer

Evidence with individual characteristics can lead to a determination of common origin (single source) . Which type of evidence CANNOT yield such results?

Correct AnswerverifiedShow Answer

A comparison analysis subjects a suspect specimen and a control specimen to the same tests and examinations for the ultimate purpose of determining:

Correct AnswerverifiedShow Answer

Define and explain the role of national databases that are currently available to the forensic community.

Correct AnswerAnswered by ExamLex AINational databases play a crucial role i...View AnswerShow Answer

In what year did the Combined DNA Index System (CODIS) become fully operational?

Correct AnswerverifiedShow Answer

The corroborative use of physical evidence means that it can be used to:

Correct AnswerverifiedShow Answer

Evidence having class characteristics can:

Correct AnswerverifiedShow Answer

A component of the National Integrated Ballistics Information Network is called:

Correct AnswerverifiedShow Answer

The computerized database used to store DNA information is:

Correct AnswerverifiedShow Answer

The value of class physical evidence lies in its ability to:

Correct AnswerverifiedE

To calculate the overall frequency of occurrence of a blood type in a population, the ___________ can be applied by using a series of blood factors that occur independently of each other.

Correct AnswerverifiedShow Answer

The likelihood of finding class physical evidence is ________ the likelihood of finding physical evidence with individual characteristics.

Correct AnswerverifiedShow Answer

Physical evidence is considered to have ________ as that of eyewitness (testimonial) evidence.

Correct AnswerverifiedShow Answer

When a forensic analyst determines the chemical composition of preparations that may contain illicit rugs such as heroin, cocaine, or barbiturates, this is an example of:

Correct AnswerverifiedShow Answer

Explain the role of physical evidence and its role in crime scene reconstruction.

Correct AnswerAnswered by ExamLex AIPhysical evidence plays a crucial role i...View AnswerShow Answer

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Individual characteristics are specific ...
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The identification of physical evidence ...
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National databases play a crucial role i...
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E

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Physical evidence plays a crucial role i...
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