Firefighter I Midterm Review
Questions and Answers | Latest
Version | 2025/2026 | Correct & Verified
Which type of hose line is most often used for interior attack?
A. 4-inch supply line
B. 2 ½-inch hose
✔✔C. 1 ¾-inch hose
D. Booster line
What is the purpose of a fire hydrant diffuser?
A. To clean hose lines
✔✔B. To safely flow water during testing
C. To raise water pressure
D. To reduce hydrant weight
What is the best method for preventing hose damage?
A. Store hose in sunlight
✔✔B. Avoid dragging over sharp objects
1
,C. Dry hose on the apparatus
D. Roll hose loosely
Which tool is often paired with a Halligan bar?
✔✔A. Flat-head axe
B. Pike pole
C. Hose wrench
D. Spanner wrench
Which extinguishing agent is best for energized electrical fires?
A. Water
✔✔B. Carbon dioxide
C. Wet chemical
D. Foam
Which fire service principle states that each firefighter should only report to one officer?
✔✔A. Unity of command
B. Span of control
2
, C. Chain of survival
D. Accountability
What is the maximum service life of composite SCBA cylinders (per NFPA)?
A. 5 years
✔✔B. 15 years
C. 20 years
D. 25 years
Which tool is commonly used for pulling ceilings?
A. Halligan bar
B. Flat-head axe
✔✔C. Pike pole
D. Hose clamp
Which fire class involves ordinary combustibles such as wood or paper?
✔✔A. Class A
B. Class B
3
Questions and Answers | Latest
Version | 2025/2026 | Correct & Verified
Which type of hose line is most often used for interior attack?
A. 4-inch supply line
B. 2 ½-inch hose
✔✔C. 1 ¾-inch hose
D. Booster line
What is the purpose of a fire hydrant diffuser?
A. To clean hose lines
✔✔B. To safely flow water during testing
C. To raise water pressure
D. To reduce hydrant weight
What is the best method for preventing hose damage?
A. Store hose in sunlight
✔✔B. Avoid dragging over sharp objects
1
,C. Dry hose on the apparatus
D. Roll hose loosely
Which tool is often paired with a Halligan bar?
✔✔A. Flat-head axe
B. Pike pole
C. Hose wrench
D. Spanner wrench
Which extinguishing agent is best for energized electrical fires?
A. Water
✔✔B. Carbon dioxide
C. Wet chemical
D. Foam
Which fire service principle states that each firefighter should only report to one officer?
✔✔A. Unity of command
B. Span of control
2
, C. Chain of survival
D. Accountability
What is the maximum service life of composite SCBA cylinders (per NFPA)?
A. 5 years
✔✔B. 15 years
C. 20 years
D. 25 years
Which tool is commonly used for pulling ceilings?
A. Halligan bar
B. Flat-head axe
✔✔C. Pike pole
D. Hose clamp
Which fire class involves ordinary combustibles such as wood or paper?
✔✔A. Class A
B. Class B
3
