Certification Examination Practice

Illinois Airport Rescue Firefighter Certification Examination Practice Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

• Which type of extinguisher is most effective for a Class B fuel fire at an

airport?

• Water
• Foam

C. CO₂

• Dry chemical

Answer: B. Foam

Rationale: Foam extinguishers are effective on flammable liquid fires (Class

• because they create a barrier between the fuel and oxygen, suppressing

vapors and preventing re-ignition. 1 / 4

• What is the primary goal of the Aircraft Rescue and Firefighting (ARFF)

response?

• Salvage aircraft
• Life safety of occupants
• Protect airport property
• Investigate fire cause

Answer: B. Life safety of occupants

Rationale: ARFF prioritizes rescue and life safety over property or equipment

protection, consistent with NFPA 403 standards.

• What is the minimum Personal Protective Equipment (PPE) required for

ARFF operations?

• Helmet and gloves
• Turnout coat only
• Helmet, turnout gear, gloves, boots, and SCBA
• Boots and helmet

Answer: C. Helmet, turnout gear, gloves, boots, and SCBA

Rationale: Complete PPE including Self-Contained Breathing Apparatus

(SCBA) is necessary to protect firefighters from heat, smoke, and toxic gases.

• Which foam proportioning method uses a fixed ratio pump?
• Injection system
• Balanced pressure system
• Batch mixing
• Compressed air foam system 2 / 4

Answer: B. Balanced pressure system

Rationale: Balanced pressure systems deliver foam concentrate at a fixed

ratio by maintaining equal pressure in the concentrate tank and the water line.

• What is the recommended approach to a fuel spill fire on an airport

ramp?

• Run through the spill to reach the aircraft
• Attack from downwind
• Attack from upwind and uphill
• Surround and contain without extinguishing

Answer: C. Attack from upwind and uphill

Rationale: Approaching from upwind prevents exposure to smoke, heat, and

toxic fumes; uphill positioning prevents fuel flow toward the firefighter.

• Which agent is most effective on Class D metal fires in aircraft

components?

• Water
• Foam
• Dry powder

D. CO₂

Answer: C. Dry powder

Rationale: Dry powder extinguishing agents are specifically designed for

combustible metal fires and prevent violent reactions that water or other agents might cause. 3 / 4

• What is the purpose of the “rescue path” during an aircraft emergency?
• Protect property
• Provide a safe route for evacuees
• Contain fuel spills
• Position firefighting vehicles

Answer: B. Provide a safe route for evacuees

Rationale: A designated rescue path ensures occupants can exit the aircraft

safely and quickly while avoiding hazards.

• According to NFPA 403, how often must ARFF personnel conduct live-

fire training?

• Monthly
• Quarterly
• Annually
• Every five years

Answer: C. Annually

Rationale: NFPA 403 requires live-fire training at least annually to maintain

proficiency in firefighting and rescue operations.

• Which type of fire behavior is most dangerous during ARFF operations?
• Smoldering fire
• Flashover
• Backdraft
• Slow burn
• / 4