NICET LEVEL 1 WATER BASED LAYOUT
COMPREHENSIVE EXAM SCRIPT 2026 FULL
SOLUTION TESTED QUESTIONS
● A K-8.0 sprinkler has _________ of the nominal discharge of a K-5.6
sprinkler Answer: 140% NFPA 13- Table 7.2.2.1
● Where the design is based on the density/area method, the design area
shall be a rectangular area having a dimension parallel to the branch
lines at least _____ times the square root of the sprinkler operation.
Answer: 1.2 NFPA 13-28.2.4.2.1
● An intermediate level between the floor and ceiling of a level would
be considered a ____ Answer: Mezzanine IBC-Section 202 Definitions
● Which of the following shall be included with water supply capacity
information Answer: Flow location, residual pressure. NFPA 13-4.5.1
● What NFPA standard refers to the Standard for the Installation of
Standpipe and Hose Systems Answer: 14 NFPA 13-ch.2
,● The stock of a spare sprinklers for a protection facility having 400
sprinklers shall be no less than ____ Answer: 12 NFPA 13-16.2.7.5
● What type of pipe or tubing would have the least amount of friction
loss Answer: Plastic NFPA 13-Table 28.2.4.8.1
● What class of standpipe is intended for use by trained personnel
Answer: Class II NFPA 14-3.3.22.2
● All of the following materials shall be classified as group C
except_____
Polystyrene
Melamine
Fluoroplastics
Phenolic Answer: Polystyrene NFPA 13-20.4.7
● Occupancies where the quantity and combustibility of contents are
very high, and dust, lint or other materials are present, introducing the
probability of rapidly developing fires with high rates of heat release but
with little or no combustible or flammable liquids are classified as ___
Answer: Extra hazard (Group 2) NFPA 13-3.3.141.1
● All threaded pipe and fittings shall have threads cut to which standard
Answer: ASME B1.20.1 NFPA 13-7.4.1
,● Consider the hydrant shown. What coefficient would be used to
calculate the discharge (Q) during flow testing. (outlet smooth and
rounded Answer: .9 NFPA 291 - Figure 4.9.1
● What is the device shown in the image below Answer: Pitot Gauge -
Equipment
● NFPA 13 requires a single air vent to be provided on wet pipe systems
utilizing metallic pipe. What is the purpose of the air vent? Answer:
Reduce corrosion activity NFPA 13-A.16.7
● You are using a power tool that has a 3-prong (grounded) plug.
Unfortunately, the only outlets available are 2 prong (non grounded)
What action is required? Answer: Locate a 3-prong plug or use a tool
with a 2-prong plug - Osha
● The maximum floor area of the hydraulically calculated extra hazard
classification system that can be supported from one sprinkler riser
is____? Answer: 40,000 sf. NFPA 13-4.4.1(3)
● A ceiling with a slope of 2 in 12 would be considered Answer:
Horizontal NFPA 13-3.3.28.2
● 1.
, What is the item pictured here? item that is a horse shoe shape with a
beveled top piece and hole in the center of the top piece Answer: Clevis
Hanger NFPA 13-A.17.1
● The NFPA 13 standard applies to which of the following?
FACP's
Fittings
Piping
Halon
Valves
Selection of sprinklers
Dialers Answer: Fittings
Piping
Valves
Selection of sprinklers
NFPA 13-1.3.1
● Sprinklers should only be painted by the manufacturer Answer: True
NFPA 13-7.2.5.2
● When a single main less than _____ diameter serves both domestic
and fire systems, the domestic demand shall be added to the hydraulic
calculations for the fire system at the point of connection unless
COMPREHENSIVE EXAM SCRIPT 2026 FULL
SOLUTION TESTED QUESTIONS
● A K-8.0 sprinkler has _________ of the nominal discharge of a K-5.6
sprinkler Answer: 140% NFPA 13- Table 7.2.2.1
● Where the design is based on the density/area method, the design area
shall be a rectangular area having a dimension parallel to the branch
lines at least _____ times the square root of the sprinkler operation.
Answer: 1.2 NFPA 13-28.2.4.2.1
● An intermediate level between the floor and ceiling of a level would
be considered a ____ Answer: Mezzanine IBC-Section 202 Definitions
● Which of the following shall be included with water supply capacity
information Answer: Flow location, residual pressure. NFPA 13-4.5.1
● What NFPA standard refers to the Standard for the Installation of
Standpipe and Hose Systems Answer: 14 NFPA 13-ch.2
,● The stock of a spare sprinklers for a protection facility having 400
sprinklers shall be no less than ____ Answer: 12 NFPA 13-16.2.7.5
● What type of pipe or tubing would have the least amount of friction
loss Answer: Plastic NFPA 13-Table 28.2.4.8.1
● What class of standpipe is intended for use by trained personnel
Answer: Class II NFPA 14-3.3.22.2
● All of the following materials shall be classified as group C
except_____
Polystyrene
Melamine
Fluoroplastics
Phenolic Answer: Polystyrene NFPA 13-20.4.7
● Occupancies where the quantity and combustibility of contents are
very high, and dust, lint or other materials are present, introducing the
probability of rapidly developing fires with high rates of heat release but
with little or no combustible or flammable liquids are classified as ___
Answer: Extra hazard (Group 2) NFPA 13-3.3.141.1
● All threaded pipe and fittings shall have threads cut to which standard
Answer: ASME B1.20.1 NFPA 13-7.4.1
,● Consider the hydrant shown. What coefficient would be used to
calculate the discharge (Q) during flow testing. (outlet smooth and
rounded Answer: .9 NFPA 291 - Figure 4.9.1
● What is the device shown in the image below Answer: Pitot Gauge -
Equipment
● NFPA 13 requires a single air vent to be provided on wet pipe systems
utilizing metallic pipe. What is the purpose of the air vent? Answer:
Reduce corrosion activity NFPA 13-A.16.7
● You are using a power tool that has a 3-prong (grounded) plug.
Unfortunately, the only outlets available are 2 prong (non grounded)
What action is required? Answer: Locate a 3-prong plug or use a tool
with a 2-prong plug - Osha
● The maximum floor area of the hydraulically calculated extra hazard
classification system that can be supported from one sprinkler riser
is____? Answer: 40,000 sf. NFPA 13-4.4.1(3)
● A ceiling with a slope of 2 in 12 would be considered Answer:
Horizontal NFPA 13-3.3.28.2
● 1.
, What is the item pictured here? item that is a horse shoe shape with a
beveled top piece and hole in the center of the top piece Answer: Clevis
Hanger NFPA 13-A.17.1
● The NFPA 13 standard applies to which of the following?
FACP's
Fittings
Piping
Halon
Valves
Selection of sprinklers
Dialers Answer: Fittings
Piping
Valves
Selection of sprinklers
NFPA 13-1.3.1
● Sprinklers should only be painted by the manufacturer Answer: True
NFPA 13-7.2.5.2
● When a single main less than _____ diameter serves both domestic
and fire systems, the domestic demand shall be added to the hydraulic
calculations for the fire system at the point of connection unless
