EXAM QUESTIONS ANDCORRECT ANSWERS
(VERIFIED ANSWERS) Q&A 2026 |INSTANT
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1. What is the primary purpose of an automatic fire sprinkler
system?
A. To extinguish every fire immediately
B. To detect smoke before a fire starts
C. To control or suppress a fire until firefighters arrive
D. To activate fire alarms only
Correct Answer: C
Rationale: Automatic sprinkler systems are designed to control
or suppress fires during their early stages, limiting property
damage and improving life safety until the fire department
arrives.
2. Which NFPA standard primarily governs the installation of
automatic sprinkler systems?
A. NFPA 20
B. NFPA 24
C. NFPA 13
,D. NFPA 72
Correct Answer: C
Rationale: NFPA 13 establishes the requirements for the design
and installation of automatic fire sprinkler systems.
3. Which sprinkler activates first during a fire?
A. Every sprinkler in the building
B. Only sprinklers exposed to sufficient heat
C. The sprinkler closest to the control valve
D. All sprinklers on the affected floor
Correct Answer: B
Rationale: Each sprinkler operates independently when its
heat-sensitive element reaches its rated temperature.
4. What component holds back water in a wet-pipe sprinkler
head until activation?
A. Fusible plug or glass bulb
B. Pressure gauge
C. Alarm valve
D. Test valve
Correct Answer: A
,Rationale: A glass bulb or fusible link seals the sprinkler until
heat causes it to release.
5. What is the most common type of sprinkler system installed
in heated buildings?
A. Dry-pipe system
B. Deluge system
C. Wet-pipe system
D. Foam-water system
Correct Answer: C
Rationale: Wet-pipe systems contain water in the piping at all
times and are the simplest and most reliable systems.
6. Why are dry-pipe systems used?
A. To reduce installation costs
B. To prevent pipe freezing
C. To eliminate inspections
D. To increase water pressure
Correct Answer: B
Rationale: Dry-pipe systems contain pressurized air until
activation, preventing freezing in unheated spaces.
, 7. Which tool is commonly used to cut threaded steel pipe?
A. Pipe cutter
B. Tubing bender
C. Pipe wrench
D. Torque wrench
Correct Answer: A
Rationale: Pipe cutters produce clean cuts before threading.
8. Which fitting changes pipe direction by 90 degrees?
A. Coupling
B. Elbow
C. Tee
D. Union
Correct Answer: B
Rationale: Elbows redirect piping around corners.
9. A tee fitting is primarily used to:
A. Reduce pipe size
B. Join two pipes end-to-end