**Question 1.** Which of the following best describes a pressurized municipal
water supply system?
A) Water stored in a static cistern with no pressure
B) Water delivered through a network of pipes under constant pressure
C) Water drawn directly from a lake using a suction pump
D) Water supplied only during fire flow testing
Answer: B
Explanation: Municipal systems maintain a constant pressure in the distribution
pipes, allowing immediate flow to hydrants and fire-flow devices.
**Question 2.** A dry-barrel hydrant is most commonly used in which type of
environment?
A) Coastal areas with high water tables
B) Areas with freezing temperatures that could cause water in the barrel to freeze
C) High-rise building rooftops
D) Underground parking structures
Answer: B
Explanation: Dry-barrel hydrants keep water below ground level, preventing the
barrel from freezing in cold climates.
**Question 3.** The color-coding “red” on a fire hydrant typically indicates which
flow capacity?
A) 500 gpm
B) 750 gpm
, Illinois Fire Module B Ultimate Exam
C) 1,000 gpm
D) 1,500 gpm
Answer: C
Explanation: According to NFPA 1901, a red-painted hydrant generally denotes a
1,000 gpm flow rating.
**Question 4.** When drafting water from a static source, which of the following
is the most critical first step?
A) Position the pump at the nearest fire engine
B) Verify the source is free of contaminants and has sufficient depth
C) Attach a foam concentrate to the intake hose
D) Open all discharge valves on the fire apparatus
Answer: B
Explanation: Ensuring the water source is clean and deep enough prevents pump
cavitation and protects equipment.
**Question 5.** A “tanker/shuttle” water supply operation is primarily used
when:
A) The incident is within a city with a reliable hydrant network
B) The fire department has unlimited water on-scene
C) The fire is at a large industrial complex with internal water mains
D) The incident is remote and requires a continuous water feed from a distant
source
, Illinois Fire Module B Ultimate Exam
Answer: D
Explanation: Tanker shuttles transport water from a remote source to the incident
scene, maintaining a steady supply.
**Question 6.** In the water main “grid” system, the primary feeder is
responsible for:
A) Delivering water directly to the fire hydrant
B) Supplying water to secondary feeders and distributors
C) Controlling water pressure at the municipal treatment plant
D) Acting as a backup line during main breakage
Answer: B
Explanation: Primary feeders carry large volumes of water from the plant to
secondary feeders, which then supply local distributors.
**Question 7.** Which type of fire hose is designed primarily for interior attack
and is typically 1½-inch in diameter?
A) Supply hose
B) Booster hose
C) Attack hose
D) Lay-down hose
Answer: C
Explanation: Attack hoses are sized 1½-inch for maneuverability and high flow
rates during interior firefighting.
, Illinois Fire Module B Ultimate Exam
**Question 8.** The most important step when inspecting a fire hose before use
is:
A) Measuring the hose length with a tape measure
B) Checking for kinks, abrasions, and proper coupling condition
C) Soaking the hose in water for 10 minutes
D) Cutting a small section to test the interior
Answer: B
Explanation: Visual inspection for external damage and coupling integrity ensures
the hose will perform safely.
**Question 9.** Which hose loading method provides the quickest deployment
for a 150-ft line?
A) Flat load
B) Accordion load
C) Horseshoe load
D) Triple-layer load
Answer: B
Explanation: The accordion load allows rapid unrolling because the hose is folded
in a compact, uniform pattern.
**Question 10.** The “Minute Man” load is characterized by:
A) A flat, single-layer lay for quick deployment
B) A three-layer lay that maximizes hose strength during sudden pulls