500 PRACTICE QUESTIONS AND ANSWERS
1. What is the primary purpose of a fire protection system?
A. Reduce insurance rates
B. Comply with code
C. Protect life and property
D. Increase property value
Answer: C. Protect life and property
Explanation: Fire protection systems are designed primarily to safeguard
human lives and reduce property loss during a fire.
2. Which of the following is a passive fire protection measure?
A. Fire sprinkler
B. Smoke detector
C. Fire-rated wall
D. Fire alarm
Answer: C. Fire-rated wall
Explanation: Passive systems prevent fire spread through structural design
rather than actively suppressing fire.
3. Which NFPA standard covers the installation of sprinkler systems?
A. NFPA 10
B. NFPA 13
,C. NFPA 25
D. NFPA 70
Answer: B. NFPA 13
Explanation: NFPA 13 provides the standard for the installation of sprinkler
systems.
4. A Class A fire involves which type of material?
A. Flammable liquids
B. Electrical equipment
C. Combustible metals
D. Ordinary combustibles like wood and paper
Answer: D. Ordinary combustibles like wood and paper
Explanation: Class A fires involve common materials like wood, cloth, and
paper.
5. A wet pipe sprinkler system is best suited for:
A. Freezers
B. Areas with freezing temperatures
C. Heated buildings
D. Outdoor installations
Answer: C. Heated buildings
Explanation: Wet pipe systems are ideal for spaces where water won't freeze.
6. Which fire extinguisher type is appropriate for a Class B fire?
A. Water
B. Foam
C. CO₂
D. Both B and C
Answer: D. Both B and C
Explanation: Foam and CO₂ extinguishers are suitable for flammable liquid
fires.
,7. Which component detects heat and activates a sprinkler?
A. Valve
B. Heat sensor
C. Fusible link
D. Flow switch
Answer: C. Fusible link
Explanation: Fusible links or glass bulbs break at set temperatures to activate
sprinklers.
8. Which is NOT a component of a fire alarm system?
A. Smoke detector
B. Pull station
C. Exit sign
D. Alarm control panel
Answer: C. Exit sign
Explanation: Exit signs are part of life safety systems, not fire alarm
components.
9. What is the minimum pressure required at the most remote sprinkler in a
typical system?
A. 5 psi
B. 7 psi
C. 15 psi
D. 20 psi
Answer: B. 7 psi
Explanation: NFPA 13 requires a minimum of 7 psi at the most remote
sprinkler.
10. How often should fire extinguishers be visually inspected?
, A. Weekly
B. Monthly
C. Bi-annually
D. Annually
Answer: B. Monthly
Explanation: OSHA and NFPA require monthly visual inspections.
11. Dry chemical extinguishers suppress fires by:
A. Cooling the fuel
B. Removing oxygen
C. Interrupting the chemical reaction
D. Smothering with foam
Answer: C. Interrupting the chemical reaction
Explanation: Dry chemical agents disrupt the fire’s chemical reaction.
12. What color indicates a Class D fire extinguisher?
A. Red
B. Blue
C. Yellow
D. Black
Answer: C. Yellow
Explanation: Yellow is the identifier for Class D, which involves combustible
metals.
13. NFPA 25 addresses:
A. Installation of sprinklers
B. Maintenance of fire alarms
C. Inspection, testing, and maintenance of water-based systems
D. Fire extinguisher installation
Answer: C. Inspection, testing, and maintenance of water-based systems
Explanation: NFPA 25 governs ongoing maintenance of systems like sprinklers.
1. What is the primary purpose of a fire protection system?
A. Reduce insurance rates
B. Comply with code
C. Protect life and property
D. Increase property value
Answer: C. Protect life and property
Explanation: Fire protection systems are designed primarily to safeguard
human lives and reduce property loss during a fire.
2. Which of the following is a passive fire protection measure?
A. Fire sprinkler
B. Smoke detector
C. Fire-rated wall
D. Fire alarm
Answer: C. Fire-rated wall
Explanation: Passive systems prevent fire spread through structural design
rather than actively suppressing fire.
3. Which NFPA standard covers the installation of sprinkler systems?
A. NFPA 10
B. NFPA 13
,C. NFPA 25
D. NFPA 70
Answer: B. NFPA 13
Explanation: NFPA 13 provides the standard for the installation of sprinkler
systems.
4. A Class A fire involves which type of material?
A. Flammable liquids
B. Electrical equipment
C. Combustible metals
D. Ordinary combustibles like wood and paper
Answer: D. Ordinary combustibles like wood and paper
Explanation: Class A fires involve common materials like wood, cloth, and
paper.
5. A wet pipe sprinkler system is best suited for:
A. Freezers
B. Areas with freezing temperatures
C. Heated buildings
D. Outdoor installations
Answer: C. Heated buildings
Explanation: Wet pipe systems are ideal for spaces where water won't freeze.
6. Which fire extinguisher type is appropriate for a Class B fire?
A. Water
B. Foam
C. CO₂
D. Both B and C
Answer: D. Both B and C
Explanation: Foam and CO₂ extinguishers are suitable for flammable liquid
fires.
,7. Which component detects heat and activates a sprinkler?
A. Valve
B. Heat sensor
C. Fusible link
D. Flow switch
Answer: C. Fusible link
Explanation: Fusible links or glass bulbs break at set temperatures to activate
sprinklers.
8. Which is NOT a component of a fire alarm system?
A. Smoke detector
B. Pull station
C. Exit sign
D. Alarm control panel
Answer: C. Exit sign
Explanation: Exit signs are part of life safety systems, not fire alarm
components.
9. What is the minimum pressure required at the most remote sprinkler in a
typical system?
A. 5 psi
B. 7 psi
C. 15 psi
D. 20 psi
Answer: B. 7 psi
Explanation: NFPA 13 requires a minimum of 7 psi at the most remote
sprinkler.
10. How often should fire extinguishers be visually inspected?
, A. Weekly
B. Monthly
C. Bi-annually
D. Annually
Answer: B. Monthly
Explanation: OSHA and NFPA require monthly visual inspections.
11. Dry chemical extinguishers suppress fires by:
A. Cooling the fuel
B. Removing oxygen
C. Interrupting the chemical reaction
D. Smothering with foam
Answer: C. Interrupting the chemical reaction
Explanation: Dry chemical agents disrupt the fire’s chemical reaction.
12. What color indicates a Class D fire extinguisher?
A. Red
B. Blue
C. Yellow
D. Black
Answer: C. Yellow
Explanation: Yellow is the identifier for Class D, which involves combustible
metals.
13. NFPA 25 addresses:
A. Installation of sprinklers
B. Maintenance of fire alarms
C. Inspection, testing, and maintenance of water-based systems
D. Fire extinguisher installation
Answer: C. Inspection, testing, and maintenance of water-based systems
Explanation: NFPA 25 governs ongoing maintenance of systems like sprinklers.
