Public Safety Arizona
Forensic Scientist II - IV
(Firearms) Exam Plan
,QUESTIONS
Question 1
Three briefs require, in order: (1) “Location of Training and Facility Guidelines”;
(2) “Proficiency Testing and Blind Testing Requirements”; (3) “Safety
Mechanisms, Disconnectors, and Trigger Pull Measurement Techniques”. Which
sequence of focus areas fits all three?
A. Firearm Safety, Mechanics, and Operation → Evidence Handling and Laboratory Quality
Assurance → Introduction and Orientation
B. Introduction and Orientation → Firearm Safety, Mechanics, and Operation → Evidence
Handling and Laboratory Quality Assurance
C. Introduction and Orientation → Evidence Handling and Laboratory Quality Assurance →
Firearm Safety, Mechanics, and Operation
D. Evidence Handling and Laboratory Quality Assurance → Introduction and Orientation →
Firearm Safety, Mechanics, and Operation
Correct Answer: C
Full Explanation: Introduction and Orientation: Location of Training and Facility Guidelines.
Evidence Handling and Laboratory Quality Assurance: Proficiency Testing and Blind Testing
Requirements. Firearm Safety, Mechanics, and Operation: Safety Mechanisms, Disconnectors, and
Trigger Pull Measurement Techniques. A: Positions 1, 3 do not preserve the corresponding
task-to-focus relationships. B: Positions 2, 3 do not preserve the corresponding task-to-focus
relationships. D: Positions 1, 2 do not preserve the corresponding task-to-focus relationships.
Question 2
The technical requirement is “Bullet Hole Analysis in Various Substrates (Glass,
Wood, Metal, Drywall)”. Which heading identifies the relevant area?
A. Ammunition Components and Manufacturing Processes
B. Introduction and Orientation
C. Shooting Incident Reconstruction and Distance Determination
D. Evidence Handling and Laboratory Quality Assurance
Correct Answer: C
Full Explanation: Shooting Incident Reconstruction and Distance Determination: Bullet Hole
Analysis in Various Substrates (Glass, Wood, Metal, Drywall). A: That focus concerns “History and
Evolution of Firearms and Ammunition”, not the activity being assigned. B: That focus concerns
“Orientation and Safety Protocols”, not the activity being assigned. D: That focus concerns
“Quality Assurance and Quality Control (QA/QC) Standards”, not the activity being assigned.
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,QUESTIONS
Question 3
A handover distinguishes “Firearm Safety, Mechanics, and Operation”,
“Introduction and Orientation”, “Ammunition Components and Manufacturing
Processes”, “Evidence Handling and Laboratory Quality Assurance”. Which
entry gives a mismatched association? Pay particular attention to the role of
“Cartridge Case Design, Materials, and Class Characteristics”.
A. Evidence Handling and Laboratory Quality Assurance — Proficiency Testing and Blind Testing
Requirements
B. Firearm Safety, Mechanics, and Operation — Mechanical Operation of Handguns (Revolvers
and Pistols)
C. Introduction and Orientation — Coordination of the Training and Examination Program
D. Ammunition Components and Manufacturing Processes — Mechanical Operation of Handguns
(Revolvers and Pistols)
Correct Answer: D
Full Explanation: The note requiring correction assigns the second focus’s activity to the first
focus. Ammunition Components and Manufacturing Processes: Cartridge Case Design, Materials,
and Class Characteristics. Firearm Safety, Mechanics, and Operation: Mechanical Operation of
Handguns (Revolvers and Pistols). A: This association is consistent: Evidence Handling and
Laboratory Quality Assurance: Proficiency Testing and Blind Testing Requirements. B: This
association is consistent: Firearm Safety, Mechanics, and Operation: Mechanical Operation of
Handguns (Revolvers and Pistols). C: This association is consistent: Introduction and Orientation:
Coordination of the Training and Examination Program.
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, QUESTIONS
Question 4
Four notes compare “Shotgun Shell Components”, “Legal Aspects,
Admissibility, and Courtroom Testimony”, “Ammunition Components and
Manufacturing Processes”, “Serial Number Restoration”. Which note
misassigns its focus and needs correction? Pay particular attention to the role
of “Preparation of Technical Reports, Notes, and Case Files”.
A. Serial Number Restoration — Methods of Obliteration and Alteration (Grinding, Punching,
Prying, Drilling)
B. Ammunition Components and Manufacturing Processes — History and Evolution of Firearms
and Ammunition
C. Legal Aspects, Admissibility, and Courtroom Testimony — Methods of Obliteration and
Alteration (Grinding, Punching, Prying, Drilling)
D. Shotgun Shell Components — Wads, Shots, Slugs, and Hulls
Correct Answer: C
Full Explanation: The note requiring correction assigns the second focus’s activity to the first
focus. Legal Aspects, Admissibility, and Courtroom Testimony: Preparation of Technical Reports,
Notes, and Case Files. Serial Number Restoration: Methods of Obliteration and Alteration (Grinding,
Punching, Prying, Drilling). A: This association is consistent: Serial Number Restoration: Methods of
Obliteration and Alteration (Grinding, Punching, Prying, Drilling). B: This association is consistent:
Ammunition Components and Manufacturing Processes: History and Evolution of Firearms and
Ammunition. D: This association is consistent: Shotgun Shell Components: Wads, Shots, Slugs, and
Hulls.
Question 5
The label “Legal Aspects, Admissibility, and Courtroom Testimony” is attached
to “Cartridge Case Design, Materials, and Class Characteristics”. Which
replacement description better fits the label?
A. Expert Testimony and Scientific Evidence Admissibility Standards (Frye and Daubert
Standards)
B. Location of Training and Facility Guidelines
C. Cartridge Case Design, Materials, and Class Characteristics
D. Training Goals and Objectives
Correct Answer: A
Full Explanation: Legal Aspects, Admissibility, and Courtroom Testimony: Expert Testimony and
Scientific Evidence Admissibility Standards (Frye and Daubert Standards). Ammunition
Components and Manufacturing Processes: Cartridge Case Design, Materials, and Class
Characteristics. B: This describes “Introduction and Orientation”, rather than the requested focus.
C: This describes “Ammunition Components and Manufacturing Processes”, rather than the
requested focus. D: This describes “Introduction and Orientation”, rather than the requested focus.
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