OSFM Illinois Advanced Technician Firefighter
Certification Exam Complete 300-Question Practice
Test with Answers & Rationales
Certification Authority: Illinois Office of the State Fire Marshal (OSFM)
Exam Reference: NFPA 1010 (2024 Edition), OSFM Practical Task Book, IFSTA Essentials of
Fire Fighting (8th Ed.)
Passing Standard: Minimum 70% on the written exam
Certification Prerequisites: Illinois fire protection personnel, current Fire Service Vehicle
Operator certification, 40-hour Advanced Technician course, NIMS 200, and passage of State
Written & Practical exams
Section 1: Incident Command System (ICS) & Command Structure (Questions 1–50)
Question 1
What is the primary purpose of establishing Incident Command at an emergency scene?
A) To take control of the scene and ensure safety
B) To coordinate media and public relations
C) To delegate all tasks to arriving units
D) To minimize accountability and documentation
Answer: A
Rationale: Establishing Incident Command ensures a unified, organized approach to managing
the incident, prioritizing safety and effective response. ICS provides a clear chain of command
and accountability structure.
Question 2
Which of the following best describes a 360-degree scene size-up?
A) Assessing only the front of the building for hazards
B) Conducting a thorough assessment around the entire incident perimeter
C) Only checking the interior for victims
D) Walking around to take photographs for documentation
,Answer: B
Rationale: A 360-degree size-up involves evaluating all sides of the scene to identify hazards,
access points, and rescue potential. This comprehensive assessment is critical for situational
awareness and safe operations.
Question 3
When selecting an offensive fire suppression strategy, the initial decision is based on which
factor?
A) The availability of personnel only
B) The size and extent of the fire, and life safety considerations
C) The type of equipment on scene
D) The weather conditions only
Answer: B
Rationale: Offensive strategies are chosen when there is a reasonable chance to save lives and
the fire is still manageable, based on size-up data. The safety of occupants and firefighters is
the primary consideration.
Question 4
During a transfer of command, the incoming officer should be briefed on all of the following
EXCEPT:
A) Current fire conditions and hazards
B) Resource status and personnel accountability
C) Personal opinions about the incident
D) Actions taken and strategic considerations
Answer: C
Rationale: The transfer of command should focus on factual, operational information; personal
opinions are not appropriate for official briefings. The briefing must be objective and actionable.
Question 5
By what title of rank are the heads of the four major functional components of the ICS known?
,A) Director
B) Chief
C) Officer
D) Commander
Answer: B
Rationale: The heads of the four major functional components of ICS (Operations, Planning,
Logistics, and Finance/Administration) are known as Chiefs. This follows the standard ICS
organizational structure.
Question 6
If someone is designated as a Director, what type of ICS grouping is that person supervising?
A) Division
B) Branch
C) Group
D) Strike Team
Answer: B
Rationale: In ICS, a Director supervises a Branch. Branches are established when the number
of Divisions or Groups exceeds the span of control of the Operations Section Chief.
Question 7
What is the next step in the TRI (Technical Rescue Incident) process after removal of a victim?
A) Scene stabilization
B) Transport
C) Decontamination
D) Termination of operations
Answer: B
Rationale: After removal of a victim in a Technical Rescue Incident, the next step is transport.
The sequence is: scene stabilization, removal, transport, and then termination operations.
Question 8
, During an emergency response, which action best demonstrates that a firefighter is properly
operating within the Incident Command System?
A) Beginning independent operations without notifying anyone
B) Repeating assigned information over the radio and maintaining accountability
C) Waiting until the incident ends before reporting progress
D) Changing assignments whenever conditions become difficult
Answer: B
Rationale: The OSFM task book emphasizes verifying ICS, repeating assignments over the
radio, maintaining accountability, updating supervisors, providing PARs, and reporting
assignment completion.
Question 9
When initially establishing command at a structure fire, which information should be included in
the initial radio transmission?
A) Only the number of firefighters currently inside
B) Unit establishing command, size-up, initial actions, and command designation
C) Only the estimated property value
D) The complete post-incident report
Answer: B
Rationale: Establishing command requires an initial report identifying the unit or individual
establishing command, the size-up, initial actions, and command designation.
Question 10
At a large incident, why should the Incident Commander identify the location of the Incident
Command Post?
A) To provide a known location for command functions and coordination
B) To identify the nearest hydrant exclusively
C) To establish the rehabilitation area automatically
D) To determine where all apparatus must remain permanently
Answer: A
Certification Exam Complete 300-Question Practice
Test with Answers & Rationales
Certification Authority: Illinois Office of the State Fire Marshal (OSFM)
Exam Reference: NFPA 1010 (2024 Edition), OSFM Practical Task Book, IFSTA Essentials of
Fire Fighting (8th Ed.)
Passing Standard: Minimum 70% on the written exam
Certification Prerequisites: Illinois fire protection personnel, current Fire Service Vehicle
Operator certification, 40-hour Advanced Technician course, NIMS 200, and passage of State
Written & Practical exams
Section 1: Incident Command System (ICS) & Command Structure (Questions 1–50)
Question 1
What is the primary purpose of establishing Incident Command at an emergency scene?
A) To take control of the scene and ensure safety
B) To coordinate media and public relations
C) To delegate all tasks to arriving units
D) To minimize accountability and documentation
Answer: A
Rationale: Establishing Incident Command ensures a unified, organized approach to managing
the incident, prioritizing safety and effective response. ICS provides a clear chain of command
and accountability structure.
Question 2
Which of the following best describes a 360-degree scene size-up?
A) Assessing only the front of the building for hazards
B) Conducting a thorough assessment around the entire incident perimeter
C) Only checking the interior for victims
D) Walking around to take photographs for documentation
,Answer: B
Rationale: A 360-degree size-up involves evaluating all sides of the scene to identify hazards,
access points, and rescue potential. This comprehensive assessment is critical for situational
awareness and safe operations.
Question 3
When selecting an offensive fire suppression strategy, the initial decision is based on which
factor?
A) The availability of personnel only
B) The size and extent of the fire, and life safety considerations
C) The type of equipment on scene
D) The weather conditions only
Answer: B
Rationale: Offensive strategies are chosen when there is a reasonable chance to save lives and
the fire is still manageable, based on size-up data. The safety of occupants and firefighters is
the primary consideration.
Question 4
During a transfer of command, the incoming officer should be briefed on all of the following
EXCEPT:
A) Current fire conditions and hazards
B) Resource status and personnel accountability
C) Personal opinions about the incident
D) Actions taken and strategic considerations
Answer: C
Rationale: The transfer of command should focus on factual, operational information; personal
opinions are not appropriate for official briefings. The briefing must be objective and actionable.
Question 5
By what title of rank are the heads of the four major functional components of the ICS known?
,A) Director
B) Chief
C) Officer
D) Commander
Answer: B
Rationale: The heads of the four major functional components of ICS (Operations, Planning,
Logistics, and Finance/Administration) are known as Chiefs. This follows the standard ICS
organizational structure.
Question 6
If someone is designated as a Director, what type of ICS grouping is that person supervising?
A) Division
B) Branch
C) Group
D) Strike Team
Answer: B
Rationale: In ICS, a Director supervises a Branch. Branches are established when the number
of Divisions or Groups exceeds the span of control of the Operations Section Chief.
Question 7
What is the next step in the TRI (Technical Rescue Incident) process after removal of a victim?
A) Scene stabilization
B) Transport
C) Decontamination
D) Termination of operations
Answer: B
Rationale: After removal of a victim in a Technical Rescue Incident, the next step is transport.
The sequence is: scene stabilization, removal, transport, and then termination operations.
Question 8
, During an emergency response, which action best demonstrates that a firefighter is properly
operating within the Incident Command System?
A) Beginning independent operations without notifying anyone
B) Repeating assigned information over the radio and maintaining accountability
C) Waiting until the incident ends before reporting progress
D) Changing assignments whenever conditions become difficult
Answer: B
Rationale: The OSFM task book emphasizes verifying ICS, repeating assignments over the
radio, maintaining accountability, updating supervisors, providing PARs, and reporting
assignment completion.
Question 9
When initially establishing command at a structure fire, which information should be included in
the initial radio transmission?
A) Only the number of firefighters currently inside
B) Unit establishing command, size-up, initial actions, and command designation
C) Only the estimated property value
D) The complete post-incident report
Answer: B
Rationale: Establishing command requires an initial report identifying the unit or individual
establishing command, the size-up, initial actions, and command designation.
Question 10
At a large incident, why should the Incident Commander identify the location of the Incident
Command Post?
A) To provide a known location for command functions and coordination
B) To identify the nearest hydrant exclusively
C) To establish the rehabilitation area automatically
D) To determine where all apparatus must remain permanently
Answer: A
