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Forensics Final

Beschreibung

Quiz am Forensics Final, erstellt von Cynthia Briest am 17/12/2014.
Cynthia Briest
Quiz von Cynthia Briest, aktualisiert more than 1 year ago
Cynthia Briest
Erstellt von Cynthia Briest vor etwa 11 Jahre
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Zusammenfassung der Ressource

Frage 1

Frage
Two similar but separate optical microscopes for observation by both eyes simultaneously for low to medium magnification in the range of 4 to 40x describes which of the following?
Antworten
  • Scanning electron microscope
  • Polarizing light microscope
  • Comparison microscope
  • Stereo binocular microscope

Frage 2

Frage
Which of the following microscopes permits viewing of samples at much greater magnification and resolution that is possible by light microscopes. Magnification is possible in the range of 10 to 100,000.
Antworten
  • Compound binocular microscope
  • Scanning electron microscope
  • Polarizing light microscope
  • Comparison microscope

Frage 3

Frage
Regarding broken glass, these are fractures that appear to circle around the point of impact.
Antworten
  • Concentric cracks
  • Circular cracks
  • Radial cracks
  • Circulatory cracks

Frage 4

Frage
Hairs cannot be distinguished as to racial origin.
Antworten
  • True
  • False

Frage 5

Frage
The layer of scales covering the shaft of the hair is known as which of the following?
Antworten
  • Medulla
  • Cuticle
  • Distal
  • Cortex

Frage 6

Frage
The center portion of the hair is known as which of the following?
Antworten
  • Medulla
  • Cuticle
  • Distal
  • Cortex

Frage 7

Frage
Which of the following types of hair can be analyzed side by side under a microscope?
Antworten
  • Limb hair
  • Facial hair
  • Axillary hair
  • Pubic hair

Frage 8

Frage
The make, model, year, and color of a vehicle can possibly be determined by the finding of a paint chip at the scene of a hit and run
Antworten
  • True
  • False

Frage 9

Frage
Which of the following is NOT a base element contained in gunshot residue?
Antworten
  • Nitrogen
  • Barium
  • Antimony
  • Lead

Frage 10

Frage
Only important photographs depicting evidence should be included in a photograph log.
Antworten
  • True
  • False

Frage 11

Frage
What is the correct order for photographing a crime scene?
Antworten
  • Overall, close-up, midrange
  • Close-up, midrange, overall
  • Midrange, overall, close-up
  • Overall, midrange, close-up

Frage 12

Frage
The device that allows light to pass through to the imaging system for a specified period of time.
Antworten
  • Aperture
  • Focus ring
  • Shutter
  • BIOS

Frage 13

Frage
ISO numbers indicate the level of _____________________ of the camera to light.
Antworten
  • Placement
  • Direction
  • Sensitivity
  • Speed

Frage 14

Frage
What is the most important factor in digital imaging?
Antworten
  • Speed
  • Light
  • Time
  • Distance

Frage 15

Frage
Depth of field can be increased by making the aperture number smaller.
Antworten
  • True
  • False

Frage 16

Frage
Objects of interest and evidence should be shot at ____________ degrees.
Antworten
  • 45
  • 60
  • 75
  • 90

Frage 17

Frage
Which of the following is not one of the options available on most digital single lens reflex cameras?
Antworten
  • White balance
  • Gray scale
  • ISO sensitivity
  • Image quality

Frage 18

Frage
Regarding the aperture of the camera, the smaller the number, the smaller the opening in the lens.
Antworten
  • True
  • False

Frage 19

Frage
The main advantage of using digital cameras at crime scenes is that a photograph may be deleted if not useable for the case.
Antworten
  • True
  • False

Frage 20

Frage
The device that uses a high voltage to transfer a dry origin dust or residue impression to a black film is known as a(n):
Antworten
  • Gel lifter
  • Alternate lifter
  • Electrostatic lifter
  • Electromagnetic lifter

Frage 21

Frage
The approximate amount of dental stone to be used to cast one standard size shoe impression is:
Antworten
  • One pound
  • Two pounds
  • Three pounds
  • Five pounds

Frage 22

Frage
Three dimensional impressions should be cast with _____________________.
Antworten
  • Venetian blue
  • Cement
  • Glue
  • Dental stone

Frage 23

Frage
Lighting that is cast across an object at an angle almost parallel to that object is known as ________________ lighting.
Antworten
  • Oblique
  • Direct
  • Softened
  • Diametric

Frage 24

Frage
When a vehicle is turning, the rear tires will track to the inside of the front tires.
Antworten
  • True
  • Flase

Frage 25

Frage
Protein staining dyes such as amido black and Coomassie Blue R250 are used mainly to enhance prints in ___________________ .
Antworten
  • Dyes
  • Salts
  • Water
  • Blood

Frage 26

Frage
The minimum time it takes a dental stone cast to harden enough to lift is:
Antworten
  • 5 minutes
  • 20 minutes
  • One hour
  • Two hours

Frage 27

Frage
The raised rubber design on a tire are called:
Antworten
  • Octagonal design
  • Design elements
  • Pattern
  • Wear bars

Frage 28

Frage
The relative dimensions between two or more tires of the same vehicle is/are known as ___________________________.
Antworten
  • Tire tracks
  • Tire impressions
  • Tire width
  • Tire length

Frage 29

Frage
Impressions made on non-giving surfaces such as tile, linoleum, wood flooring and also including paper, plastics, doors, carpeting, broken glass, etc. are known as:
Antworten
  • Two dimensional impressions
  • Three dimensional impressions
  • Quad dimensional impressions
  • Lighted only impressions

Frage 30

Frage
Adobe Photoshop can be used to enhance shoe and tire impressions.
Antworten
  • True
  • False

Frage 31

Frage
When taking examination quality photographs of shoe impressions the camera should be handheld directly above the impression.
Antworten
  • True
  • False

Frage 32

Frage
A print that requires additional processing to be rendered visible and suitable for comparison is known as a(n) ____________________ print.
Antworten
  • Latent
  • Patent
  • Plastic
  • Accidental

Frage 33

Frage
Which of the following statements is true regarding examination quality photographs?
Antworten
  • Photos must be taken from 45 degrees over the impression.
  • Camera format must be 50mm or larger and capable of automatic focus
  • A scale must be placed in each photograph with the scale being the same depth as the impression.
  • Direct lighting should be used from at least three sides.

Frage 34

Frage
Which of the following is a method of developing and/or lifting two dimensional shoe impressions?
Antworten
  • Dental stone
  • Cement
  • Electrostatic dust lifter
  • Plaster of Paris

Frage 35

Frage
Gait characteristics can be used to positively identify a suspect.
Antworten
  • True
  • False

Frage 36

Frage
Which agency maintains the footwear database?
Antworten
  • RCMP
  • ATF
  • FBI
  • DEA

Frage 37

Frage
The tread wear indicator must appear at least _________ times on a tire.
Antworten
  • Two
  • Four
  • Six
  • Eight

Frage 38

Frage
The following is a photograph of which type of microscope?
Image:
e546c724-4b43-4a15-b47f-18cefbf4722f (image/png)
Antworten
  • Polarzing light microscope
  • Compound binocular microscope
  • Stereo binocular microscope
  • Scanning electron microscope

Frage 39

Frage
Who submitted an affidavit of his examination of bloodstain evidence and findings in the case of State of Ohio v. Samuel Sheppard in 1955, which became a significant milestone in the recognition of bloodstain evidence by the American legal system?
Antworten
  • Dr. Eduard Piotrowski
  • Herbert Leon MacDonell
  • Dr. Paul Kirk
  • Dr. Victor Balthazard

Frage 40

Frage
Defined as the force that pulls the surface molecules of a liquid toward its interior, decreasing the surface area and causing the liquid to resist penetration?
Antworten
  • Viscosity
  • Surface Tension
  • Molecular Forces
  • Molecular Tension

Frage 41

Frage
In the drawing below, which of the bullet holes in the glass was fired first?
Image:
8700c19c-f69b-4a7e-9a77-7aef20536847 (image/png)
Antworten
  • Left
  • Right

Frage 42

Frage
What are areas or patterns that result from the absence of bloodstains in otherwise continuous patters of staining?
Antworten
  • Expirated patterns
  • Transfer patterns
  • Cast off patterns
  • Void patterns

Frage 43

Frage
Luminol is best used in what kind of environment?
Antworten
  • Darkened
  • Extremely bright
  • Over exposed
  • Does not matter

Frage 44

Frage
What is the range of the total volume of blood in healthy individuals?
Antworten
  • 1.0 - 3.0 liters
  • 4.0 - 5.5 liters
  • 4.5 - 6.0 liters
  • 8.0 - 9.0 liters

Frage 45

Frage
What is determined by examining the edge characteristics of individual stains?
Antworten
  • Terminal velocity
  • Area of convergence
  • Direction of flight
  • Area of origin

Frage 46

Frage
What degree of impact is associated with blood that has a circular shape?
Antworten
  • 30 degrees
  • 50 degrees
  • 80 degrees
  • 90 degrees

Frage 47

Frage
The misting effect is a pattern associated mostly with what action?
Antworten
  • Gunshot
  • Beatings
  • Stabbings
  • Blood dripping

Frage 48

Frage
What bloodstain patterns have a linear directionality associated with them?
Antworten
  • Cast off
  • Satellite
  • Drip
  • Splashed

Frage 49

Frage
What bloodstaining includes transfer, flow patterns, saturation stains, and stains from dripping blood?
Antworten
  • Active
  • Passive
  • Cast off
  • Satellite

Frage 50

Frage
The nuclei of the red blood cells are the sources of DNA in the blood.
Antworten
  • True
  • False

Frage 51

Frage
What type of target surface a drop of blood strikes will create little if any spatter?
Antworten
  • Smooth tile
  • Asphalt
  • Wood
  • Concrete

Frage 52

Frage
Who was the coroner replaced by in1977in Massachusetts?
Antworten
  • Pathologist
  • Medical Examiner
  • Pathologist assistant
  • Judge

Frage 53

Frage
How do coroners obtain their positions?
Antworten
  • Appointed by judge
  • Appointed by board of educators
  • Elected
  • None of the above

Frage 54

Frage
Who is the physician that specializes in pathology and the diagnosis of disease and sub specializes in the area between law and medicine?
Antworten
  • Coroner
  • Medical Examiner
  • Pathologist
  • Pathologist assistant

Frage 55

Frage
What is defined as the disease or injury that initiated the lethal chain of events that led to death?
Antworten
  • Mechanism of death
  • Manner of death
  • Cause of death
  • All of the above

Frage 56

Frage
The acronym NASH is a breakdown of the four what?
Antworten
  • Mechanism of death
  • Manner of death
  • Cause of death
  • All of the above

Frage 57

Frage
What change(s) are used to estimate time of death?
Antworten
  • Rigor mortis
  • Livor mortis
  • Algor mortis
  • All of the above

Frage 58

Frage
What technique is customary in the United States for autopsy examination?
Antworten
  • Transverse incision
  • Neck incision
  • Inframammary incision
  • X-shaped incision

Frage 59

Frage
What specimens are usually collected to determine the presence of common drugs of abuse?
Antworten
  • Blood and urine
  • Blood and bile
  • Bile and urine
  • Spinal fluid and bile

Frage 60

Frage
What trauma occurs when applied physical force exceeds the tensile strength of the tissue to which the force is applied?
Antworten
  • Mechanical
  • Thermal
  • Chemical
  • Electrical

Frage 61

Frage
What type of object produces lacerations rather than incised wounds?
Antworten
  • Blunt object
  • Sharp object
  • Electrical object
  • All of the above

Frage 62

Frage
What color do carboxymyoglibin and carboxyhemoglobin appear as?
Antworten
  • Bright red
  • Dull green
  • Bright pink
  • Bright blue

Frage 63

Frage
What term is used to describe the pattern of unburned powder that penetrates the skin?
Antworten
  • Stippling
  • Close contact pattern
  • Distant wound pattern
  • Powder pattern

Frage 64

Frage
What causes entrance wounds to be round and/or elliptical?
Antworten
  • Bullet trajectory
  • Rotation from rifling
  • Proximity
  • Bullet wipe

Frage 65

Frage
What drug is most commonly seen in forensic practice but rarely kills directly and is a contributory factor in approximately 50% of traumatic death?
Antworten
  • Ethanol
  • Marijuana
  • Cocaine
  • None of the above

Frage 66

Frage
What is the mechanism of death generally associated with thermal burns?
Antworten
  • Multiple organ failure
  • Hemorrhaging
  • Contusions
  • Infectious spreading

Frage 67

Frage
What combination of current and voltage produces ventricular fibrillation?
Antworten
  • Alternating current (AC) and high voltage
  • Alternating current (AC) and low voltage
  • Resistor–capacitor (RC) and high voltage
  • Resistor–capacitor (RC) and low voltage

Frage 68

Frage
The size of a sharp object can be precisely determined from examination of the characteristics of the wound.
Antworten
  • True
  • False

Frage 69

Frage
Where was the pivotal article on examining skeletal remains written by W.M. Krogman in 1939 published?
Antworten
  • Journal of Forensic Science
  • FBI Bulletin
  • Journal of Forensic Anthropology
  • Anthropological News

Frage 70

Frage
Approximately how many bones does the adult human skeleton have?
Antworten
  • 408
  • 307
  • 206
  • 105

Frage 71

Frage
What animal’s paws are notoriously similar to human hands and feet?
Antworten
  • Bear
  • Lion
  • Dog
  • Sloth

Frage 72

Frage
Insects colonize humans differently than they colonize dead animals.
Antworten
  • True
  • False

Frage 73

Frage
Which of the following generally develops earlier?
Antworten
  • Males
  • Females
  • Both develop at the same rate
  • Depends on fetal development

Frage 74

Frage
How many teeth do most human adults have?
Antworten
  • 23
  • 32
  • 42
  • 45

Frage 75

Frage
When does tooth development begin?
Antworten
  • Fetal life
  • Newborn
  • Infant
  • Toddler

Frage 76

Frage
Prior to what do most anthropologists not attempt to assign sex?
Antworten
  • Adolescence
  • Puberty
  • Menopause
  • None of the above

Frage 77

Frage
What skeletal feature do many methods use for forensic ancestry attribution?
Antworten
  • Femur
  • Pubic symphysis
  • Skull
  • Teeth

Frage 78

Frage
Scientific certainty is generally restricted to what percent levels?
Antworten
  • 10%
  • 50%
  • 70%
  • 90% or higher

Frage 79

Frage
When recovering remains the scene is destroyed as the evidence and remains are removed.
Antworten
  • True
  • False

Frage 80

Frage
What is one of the most important factors that impact insect development?
Antworten
  • Egg location
  • Temperature
  • Body position
  • None of the above

Frage 81

Frage
What term is defined as the study of insects?
Antworten
  • Entomology
  • Biology
  • Agrology
  • Insectology

Frage 82

Frage
After how many hours are most of the biological changes, typically used to estimate time of death, completed?
Antworten
  • 12-24 hours
  • 24-48 hours
  • 48-72 hours
  • 72-102 hours

Frage 83

Frage
What insect’s predictable development is used in estimating elapsed time since death?
Antworten
  • Gryllustexensis
  • Catocala relicta
  • Larval diptera
  • All of the above

Frage 84

Frage
What are the first insects usually attracted to remains?
Antworten
  • Flies
  • Maggots
  • Beetles
  • Cockroach

Frage 85

Frage
How is a fly quickly attracted to a dead body?
Antworten
  • Sight
  • Odors
  • Both A and B
  • Flies aren't attracted to a carcass, maggots are

Frage 86

Frage
What location on the body do flies prefer to lay their eggs to increase the chance of success of the offspring?
Antworten
  • Wound
  • Clavicle
  • Neck
  • Does not matter

Frage 87

Frage
Blowflies are nocturnal
Antworten
  • True
  • False

Frage 88

Frage
The infestation of living human or other vertebrate animals with dipteran larvae is termed what?
Antworten
  • Mitosis
  • Myosis
  • Myiasis
  • Mitiasis

Frage 89

Frage
What is considered court approved information that is used to determine a defendant’s guilt or innocence?
Antworten
  • Expert Testimony
  • Eye-Witness Testimony
  • Evidence
  • Rules of Evidence

Frage 90

Frage
Admissibility or inadmissibility of trial information is determined by the application of what?
Antworten
  • Expert Testimony
  • Eye-Witness Testimony
  • Evidence
  • Rules of Evidence

Frage 91

Frage
What must admissible evidence be?
Antworten
  • Reliable and relevant
  • Testimonial evidence
  • Expert approved
  • Jury approved

Frage 92

Frage
What jurisdiction(s) do the Federal Rules of Evidence apply to?
Antworten
  • All
  • Federal
  • State
  • Local

Frage 93

Frage
What name did the Daubert decision refer to the judge as?
Antworten
  • Gatekeeper
  • Trier of the fact
  • Plaintiff
  • King/Queen

Frage 94

Frage
What kind of evidence is forensic evidence considered?
Antworten
  • Direct
  • Circumstantial
  • Both
  • None of the above

Frage 95

Frage
What type of evidence comes into court and does not reference a particular suspect?
Antworten
  • Class characteristic
  • Individual characteristic
  • Inculpatory
  • Exculpatory

Frage 96

Frage
The federal rules of evidence are inclusionary in nature, meaning they serve to include all information presented by either side.
Antworten
  • True
  • False

Frage 97

Frage
The forensic part of forensic evidence refers to the scientific process through which facts are generated and the evidence part refers to a distinct set of procedures that are unique to the litigation process.
Antworten
  • True
  • False

Frage 98

Frage
The criminalist’s responsible to report conclusions in a timely and consistent manner and determine guilt.
Antworten
  • True
  • False

Frage 99

Frage
What were the scientists responsible for the early discoveries in forensic science considered due to the fact that they worked in many forensic disciplines?
Antworten
  • Specialists
  • Generalists
  • Chemists
  • Examiners

Frage 100

Frage
Who is responsible for developing probability models ,showing that fingerprints were unique?
Antworten
  • Alphonse Bertillon
  • Calvin Goddard
  • Victor Balthazard
  • Edmund Locard

Frage 101

Frage
Who is credited with developing the first classification system for fingerprints?
Antworten
  • Charles Darwin
  • Sir Francis Galton
  • Edmund Locard
  • Mathieu Orfila

Frage 102

Frage
Who is credited with establishing scientific examination of firearms in the United States?
Antworten
  • Calvin Goddard
  • Edmund Locard
  • Mathieu Orfila
  • Victor Balthazard

Frage 103

Frage
What was Edmund Locard’s main interest in forensic science?
Antworten
  • Chemistry
  • Biology
  • Trace Evidence
  • Toxicology

Frage 104

Frage
What term describes when a laboratory has agreed to operate according to a professional or industry standard and has proven that it can and does operate this way?
Antworten
  • Accreditation
  • Certification
  • Attestation
  • Quality Assurance

Frage 105

Frage
How is an expert’s qualification to testify established?
Antworten
  • Direct Examination
  • Cross Examination
  • Voir Dire
  • Re-cross Examination

Frage 106

Frage
Anthropometry remained widely used into the early 1900’s when fingerprints began to replace it.
Antworten
  • True
  • False

Frage 107

Frage
The difference of opinion between two experts indicates that one of the experts is unethical.
Antworten
  • True
  • False

Frage 108

Frage
Linkage of persons, scenes or objects is based on what?
Antworten
  • Edmond Locard’s exchange principle
  • Hans Gross’ principle on the value of physical evidence
  • Sir Francis Galton’s classification system
  • Alphonse Bertillon’s measurement system

Frage 109

Frage
Duties of the First Responder consist of which of the following?
Antworten
  • Detain any witnesses
  • Protect the crime scene
  • Document any changes or alterations to the crime scene
  • All of the above

Frage 110

Frage
There are two basic types of sketches as part of crime scene investigation: Rough and what other?
Antworten
  • Final
  • Initial
  • Perfect
  • None of the above

Frage 111

Frage
What is the process of determining or eliminating the events that could have occurred at the crime scene by the analysis of the crime scene appearance, location and position of physical evidence, and the forensic laboratory examination of the physical evidence?
Antworten
  • Sketching the crime scene
  • Photographing the crime scene
  • Reconstructing the crime scene
  • Video recording the crime scene

Frage 112

Frage
A crime scenes boundaries are permanent and cannot change once defined.
Antworten
  • True
  • False

Frage 113

Frage
The six patterns of searching a crime scene are: link, line or strip, grid, zone, wheel, and spiral methods?
Antworten
  • True
  • False

Frage 114

Frage
Which of the following is not a technique for obtaining measurements for the crime scene sketch?
Antworten
  • Rectangular coordinates
  • Baseline
  • Triangulation
  • Four corner

Frage 115

Frage
Which of the following is not a component of crime scene documentation?
Antworten
  • Notes
  • Sketches
  • Testimony
  • Photographs

Frage 116

Frage
How many pairs of chromosomes, including the gender chromosome, do humans have?
Antworten
  • 4
  • 15
  • 23
  • 26

Frage 117

Frage
How many loci have been selected as the standard in the United States?
Antworten
  • 6
  • 10
  • 13
  • 24

Frage 118

Frage
Who is mitochondrial DNA inherited from?
Antworten
  • Both parents
  • Mother
  • Father
  • Neither

Frage 119

Frage
What does the acronym CODIS stand for?
Antworten
  • Central Organization of DNA Information Standards
  • Combined DNA Integrative Software
  • Combined DNA Information Systems
  • Central Office of DNA Integrative Systems

Frage 120

Frage
The first DNA tests developed by Sir Alec Jeffreys were known as Replication Fragment Length Polymorphism (RFLP) tests.
Antworten
  • True
  • False

Frage 121

Frage
The replication of DNA for analysis is a process known as:
Antworten
  • RFLP
  • STR
  • PCR
  • CODIS

Frage 122

Frage
Attacks against the science of DNA are now rare in court.
Antworten
  • True
  • False

Frage 123

Frage
Which of the following is not a possible outcome of a DNA analysis?
Antworten
  • Exclusion
  • Non-exclusion
  • Inconclusive
  • Probable

Frage 124

Frage
The name of the provider of the DNA sample is included in a CODIS DNA profile.
Antworten
  • True
  • False

Frage 125

Frage
Current DNA tests examine genes for information on eye color, height, and hair color.
Antworten
  • True
  • False

Frage 126

Frage
When did the concept of drugs being legal or illegal come about in the United States?
Antworten
  • 1920's
  • 1960's
  • 1970's
  • 1990's

Frage 127

Frage
The Controlled Substances Act classifies drugs into how many schedules?
Antworten
  • 3
  • 5
  • 7
  • 10

Frage 128

Frage
What type of examination identifies physical characteristics specific to plants that are considered controlled substances?
Antworten
  • Botanical examination
  • Biological examinations
  • Serological examinations
  • Chemical examinations

Frage 129

Frage
What is the chemical color test to confirm the presence of cannabinoids and THC?
Antworten
  • Duquenois Levine test
  • Marquis test
  • Cobalt thiocyanate test
  • Phenolphthalein test

Frage 130

Frage
What is the component of the peyote button that produces hallucinogenic effects?
Antworten
  • THC
  • Psilocin
  • Mescaline
  • Cocaine

Frage 131

Frage
Schedule V drugs have the highest potential for abuse and have no accepted medicinal uses.
Antworten
  • True
  • False

Frage 132

Frage
The possession of mushrooms is technically legal.
Antworten
  • True
  • False

Frage 133

Frage
Which of the following is an example of a Schedule I drug?
Antworten
  • Heroin
  • Morphine
  • Cocaine
  • Cannabis

Frage 134

Frage
Which of the following is required in a criminal prosecution of possession of a controlled substance?
Antworten
  • Amount of substance in the court exhibit
  • Spectroscopy
  • Identification
  • Instrumentation used

Frage 135

Frage
There are two crucial aspects to the investigation of arson. The first is the determination of the cause of the fire. The second is:
Antworten
  • Identification of the suspect
  • Gathering of insurance information
  • Determination of motive
  • Determination of the origin

Frage 136

Frage
The rapid oxidation process with the evolution of heat and light is the definition of:
Antworten
  • Explosion
  • Fire
  • Pyrolysis
  • Detonation

Frage 137

Frage
Any substance that will burn or support combustion is known as:
Antworten
  • Heat
  • Flame
  • Fuel
  • Volatile reaction

Frage 138

Frage
Which of the following is not acceptable as an evidence container for suspected arson evidence?
Antworten
  • Paint cans
  • Nylon bags
  • Plastic bags
  • Glass jars

Frage 139

Frage
What is the primary cause of death in fatal fires?
Antworten
  • Multiple organ failure
  • Burning
  • Carbon monoxide poisoning
  • Carbon dioxide poisoning

Frage 140

Frage
Normal atmospheric air contains what percentage oxygen?
Antworten
  • 10%
  • 21%
  • 38%
  • 74%

Frage 141

Frage
The transfer of heat by a circulating medium, usually air or liquid, is known as:
Antworten
  • Radiation
  • Compression
  • Convection
  • Conduction

Frage 142

Frage
This type of heat moves in invisible waves and travels the same speed as visible light:
Antworten
  • Radiation
  • Compression
  • Convection
  • Conduction

Frage 143

Frage
Which of the following is not an element of the fire tetrahedron?
Antworten
  • Fuel
  • Oxidation
  • Oxygen
  • Heat

Frage 144

Frage
Fuel can exist in three states: solid, liquid, and gas. Each of these three states can be volatized and consumed.
Antworten
  • True
  • False

Frage 145

Frage
The temperature at which a liquid gives off sufficient vapors to form an ignitable mixture at it’s surface is known as the:
Antworten
  • Upper combustible limit
  • Fire point
  • Lower combustible limit
  • Flash point

Frage 146

Frage
Which of the following is not a basic method of heat production?
Antworten
  • Chemical
  • Mechanical
  • Electrical
  • Accidental

Frage 147

Frage
Fires will generally extend horizontally and vertically from the point of origin and follow the path of least resistance.
Antworten
  • True
  • False

Frage 148

Frage
Fire intensity doubles for every __________ degrees Fahrenheit rise in temperature.
Antworten
  • 18
  • 32
  • 50
  • 120

Frage 149

Frage
Which of the following is not a classification of fire cause?
Antworten
  • Providential
  • Accidental
  • Revenge
  • Incendiary

Frage 150

Frage
Motor vehicles usually only have two sources of ignition in fires. The first is electrical. The second is:
Antworten
  • Providential
  • Incendiary
  • Chemical
  • Compressed fuel

Frage 151

Frage
The flash point of gasoline is 45 degrees Fahrenheit.
Antworten
  • True
  • False

Frage 152

Frage
There are two characteristics of fingerprints that makes them capable of being used as a means of personal identification. The first is that fingerprints are unique. The second is that:
Antworten
  • Fingerprint patterns are unique
  • Depth of friction ridges are unique
  • Fingerprints degrade with age
  • Fingerprints do not change

Frage 153

Frage
At what point in life do fingerprints form?
Antworten
  • Immediately after birth
  • At inception
  • 12th to 13th week of development
  • Between the first and second year of birth

Frage 154

Frage
It has been shown that identical twins can have identical fingerprints.
Antworten
  • True
  • False

Frage 155

Frage
Which of the following is not an area in which friction ridge skin exists on the body?
Antworten
  • Soles of the feet
  • Fingers
  • Palms
  • Forehead

Frage 156

Frage
Which of the following is not a fingerprint pattern?
Antworten
  • Double loop whorl
  • Tented arch
  • Palmar whorl
  • Ulnar loop

Frage 157

Frage
Which of the following is not minutiae used to identify fingerprints?
Antworten
  • Looped ridge
  • Ending ridge
  • Ridge dot
  • Bifurcation

Frage 158

Frage
This fingerprint pioneer published the book Finger Prints that is still regarded as a classic in the field of fingerprint identification.
Antworten
  • Sir William Herschel
  • Sir Francis Galton
  • Sir Edward Henry
  • Sir Alec Jeffreys

Frage 159

Frage
The following graphic is usually referred to as a(n):
Image:
cea28458-4485-402e-8c8d-e9e3bcee3890 (image/png)
Antworten
  • Felony card
  • Arrest card
  • Ten print card
  • Application card

Frage 160

Frage
AFIS is the Automatic Fingerprint identification System.
Antworten
  • True
  • False

Frage 161

Frage
The national criminal database maintained by the FBI is:
Antworten
  • AFIS
  • NIBIN
  • IAFIS
  • IBIS

Frage 162

Frage
A plastic print is an evidentiary print that is invisible at a crime scene.
Antworten
  • True
  • False

Frage 163

Frage
Evidentiary fingerprints are composed of approximately ________ % water.
Antworten
  • 25.5
  • 50.2
  • 75.6
  • 98.5

Frage 164

Frage
Which of the following is not a physical method for developing latent prints?
Antworten
  • Magnetic brush and powder
  • Powder dusting
  • Iodine fuming
  • Small particle reagent

Frage 165

Frage
A method used to develop latent prints on wet surfaces is known as:
Antworten
  • Iodine fuming
  • Cyanoacrylate ester fuming
  • Gentian violet
  • Small particle reagent

Frage 166

Frage
Iodine fuming will ruin documents on which it is applied.
Antworten
  • True
  • False

Frage 167

Frage
Ninhydrin reacts with what substance left in fingerprints?
Antworten
  • Water
  • Salts
  • Pheromones
  • Amino acids

Frage 168

Frage
Amido black and Coomassie Blue R250 are chemicals used to enhance impressions made in:
Antworten
  • Water
  • Fats
  • Blood
  • Semen

Frage 169

Frage
Which of the following is used for processing the adhesive side of tape?
Antworten
  • Small particle reagent
  • Cyanoacrylate esters
  • Gentian violet
  • Rhodamine 6G

Frage 170

Frage
Obtaining latent prints from human bodies has proven to be very successful.
Antworten
  • True
  • False

Frage 171

Frage
When processing an item of evidence for the presence of latent prints, always start with the least destructive methods.
Antworten
  • True
  • False

Frage 172

Frage
The acronym ACE-V is:
Antworten
  • A methodology for identifying firearms
  • A methodology for comparing Toolmarks
  • A methodology for the analysis of fingerprints
  • A FBI criminal history database

Frage 173

Frage
What type of gun holds cartridges in a firing chamber in a rotating cylinder?
Antworten
  • Semi-automatic pistol
  • Revolver
  • Lever action rifle
  • Single action rifle

Frage 174

Frage
What is the term used to describe the diameter of a circle that is tangent with the top of the lands of the rifling?
Antworten
  • Gauge
  • Bore
  • Caliber
  • Cartridge

Frage 175

Frage
What part of a shotgun is a constriction in the muzzle that serves to concentrate the shot pattern?
Antworten
  • Gauge
  • Choke
  • Bore
  • Shot column

Frage 176

Frage
What is the term used to describe the number of spherical lead balls having the diameter of the interior of the barrel that weigh one pound?
Antworten
  • Gauge
  • Choke
  • Bore
  • Shot column

Frage 177

Frage
What is the most common type of projectile for a shotgun?
Antworten
  • Rifled slug
  • Semi-jacketed
  • Wad
  • Pellets

Frage 178

Frage
Which of the following is considered a class characteristic of rifling?
Antworten
  • Caliber
  • Number of land and grooves
  • Direction of twist
  • All of the above

Frage 179

Frage
What network was developed to facilitate linking firearms evidence in cases in different jurisdictions?
Antworten
  • AFIS
  • CODIS
  • NIBIN
  • AAFS

Frage 180

Frage
Which of the following is a category of tool mark?
Antworten
  • Compression
  • Sliding
  • Cutting
  • All of the above

Frage 181

Frage
Firearms examiners should always place an identification mark on the side of a projectile.
Antworten
  • True
  • False

Frage 182

Frage
The first step in tool mark analysis is to fit the suspect tool into the tool mark.
Antworten
  • True
  • False

Frage 183

Frage
Which of the following is the best way to remove a bullet from a wall?
Antworten
  • Remove with metal forceps
  • Remove with metal tweezers
  • Remove with rubber coated forceps
  • Remove the wall containing the bullet

Frage 184

Frage
Shotgun wads or shot cups can act as secondary projectiles entering the body at close range.
Antworten
  • True
  • False

Frage 185

Frage
Cartridges can be rimfire or centerfire based on the location of the:
Antworten
  • Projectile
  • Propellant
  • Primer
  • Cannellure

Frage 186

Frage
The bullet shape seen in the below photograph is a:
Image:
520ce7b0-58f7-414c-bc60-29c0fa0bf0d0 (image/png)
Antworten
  • Semi-jacketed
  • Full metal jacket
  • Hollow point
  • Wadcutter

Frage 187

Frage
Hollow point bullets are more likely to ricochet than full metal jacketed bullets
Antworten
  • True
  • False

Frage 188

Frage
As a general rule, shotgun pellets spread one inch laterally for every _______________ downrange.
Antworten
  • One foot
  • One yard
  • Six feet
  • Four yards

Frage 189

Frage
When conducting muzzle to target distance testing, the suspect gun and suspect ammunition must be used. No substitutions are allowed.
Antworten
  • True
  • False

Frage 190

Frage
An irregular blown out entrance wound is known as a:
Antworten
  • Distance wound
  • Near contact wound
  • Stellate wound
  • Close wound
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