Water Based Level I
Comprehensive Questions
(Frequently Tested) with
Verified Answers.
Which facility should be considered an ordinary hazard (group 1) occupancy?
A. Clothing store
B. High school library
C. Office data center
D. Restaurant - Answer: Restaurant
A retarding chamber with a waterflow pressure switch is a feature of which type of sprinkler system?
A. Dry pipe system with an air maintenance device
B. Pre-action system with air supervision-wet sprinkler system with an alarm check valve
C. Wet sprinkler system with a riser manifold - Answer: Wet sprinkler system with a riser manifold
What should be included in a basic equivalent submittal package?
A. Cross connection control manual
B. Fire sprinkler data sheets
C. Hydraulic data sheets
D. NFPA 25 - Answer: Fire sprinkler data sheets
What is the NFPA standard for water tanks for private fire protection?
A. 13
B. 20
C. 22
D. 24 - Answer: 22
,What should be included in a basic material list?
A. Ladders
B. Safety data sheet
C. Sprinklers
D. Wire - Answer: Sprinklers
What is the minimum size hanger rod acceptable for supporting 6-inch pipe?
A. 1/4"
B. 3/8"
C. 1/2"
D. 5/8" - Answer: 1/2"
What is the maximum cubic footage of the concealed compartment protected by gypsum board within
light or ordinary hazard occupancies?
A. 100
B. 130
C. 160
D. 225 - Answer: 160
What information is required when the AHJ reviews a dry system design?
A. Pipe schedule
B. Type of antifreeze
C. Type of riser check valve
D. The volume of the system - Answer: The volume of the system
When specifications call for a slow-close gear-operated valve, which valve will comply?
A. Ball
B. Butterfly
C. Check
,D. Pressure relief - Answer: Butterfly
The HVAC shop drawings should be available from which source?
A. Electric contractor
B. Mechanical contractor
C. Mechanical engineer
D. Plumbing contractor - Answer: Mechanical contractor
The piping network in an existing facility is a gridded layout. Based on this information, which statement
is likely to be correct?
A. The system is a pipe schedule
B. The system is a dry pipe design
C. The system is hydraulically calculated
D. The system is pre-action system - Answer: The system is hydraulically calculated
In the hydraulic formula shown, what does K represent?
Q=K (square root of) P
A. Flow coefficient
B. Orifice coefficient
C. Pressure coefficient
D. Velocity - Answer: Orifice coefficient
When submitting documentation for 13D system, what should be included?
A. Fire alarm nomenclature
B. Fire alarm supply detail
C. Pipe detail
D. Water supply - Answer: Pipe detail
A barn and stable would be considered which type of occupancy?
, A. Extra hazard
B. Light hazard
C. Ordinary hazard 1
D. Ordinary hazard 2 - Answer: Ordinary hazard 2
In a light hazard pipe schedule system, what is the maximum number of sprinklers that can be supplied
by a 3-inch steel pipe?
A. 60
B. 100
C. 125
D. 150 - Answer: 60
What color code applies to a glass bulb that has an intermediate temp. classification?
A. Blue
B. Orange and red
C. White
D. Yellow or green - Answer: Yellow or green
What literature is distributed by a device's manufacturer to provide specifications about the device and
description of its components?
A. Bill of material
B. Building materials
C. Safety data sheet
D. Technician data sheet - Answer: Technician data sheet
The technician as a complete set of hard-copy construction documents. Before layout work can begin,
which electronic file drawing is required?
A. Electrical outlets
B. Footing details
C. Plumbing risers
Comprehensive Questions
(Frequently Tested) with
Verified Answers.
Which facility should be considered an ordinary hazard (group 1) occupancy?
A. Clothing store
B. High school library
C. Office data center
D. Restaurant - Answer: Restaurant
A retarding chamber with a waterflow pressure switch is a feature of which type of sprinkler system?
A. Dry pipe system with an air maintenance device
B. Pre-action system with air supervision-wet sprinkler system with an alarm check valve
C. Wet sprinkler system with a riser manifold - Answer: Wet sprinkler system with a riser manifold
What should be included in a basic equivalent submittal package?
A. Cross connection control manual
B. Fire sprinkler data sheets
C. Hydraulic data sheets
D. NFPA 25 - Answer: Fire sprinkler data sheets
What is the NFPA standard for water tanks for private fire protection?
A. 13
B. 20
C. 22
D. 24 - Answer: 22
,What should be included in a basic material list?
A. Ladders
B. Safety data sheet
C. Sprinklers
D. Wire - Answer: Sprinklers
What is the minimum size hanger rod acceptable for supporting 6-inch pipe?
A. 1/4"
B. 3/8"
C. 1/2"
D. 5/8" - Answer: 1/2"
What is the maximum cubic footage of the concealed compartment protected by gypsum board within
light or ordinary hazard occupancies?
A. 100
B. 130
C. 160
D. 225 - Answer: 160
What information is required when the AHJ reviews a dry system design?
A. Pipe schedule
B. Type of antifreeze
C. Type of riser check valve
D. The volume of the system - Answer: The volume of the system
When specifications call for a slow-close gear-operated valve, which valve will comply?
A. Ball
B. Butterfly
C. Check
,D. Pressure relief - Answer: Butterfly
The HVAC shop drawings should be available from which source?
A. Electric contractor
B. Mechanical contractor
C. Mechanical engineer
D. Plumbing contractor - Answer: Mechanical contractor
The piping network in an existing facility is a gridded layout. Based on this information, which statement
is likely to be correct?
A. The system is a pipe schedule
B. The system is a dry pipe design
C. The system is hydraulically calculated
D. The system is pre-action system - Answer: The system is hydraulically calculated
In the hydraulic formula shown, what does K represent?
Q=K (square root of) P
A. Flow coefficient
B. Orifice coefficient
C. Pressure coefficient
D. Velocity - Answer: Orifice coefficient
When submitting documentation for 13D system, what should be included?
A. Fire alarm nomenclature
B. Fire alarm supply detail
C. Pipe detail
D. Water supply - Answer: Pipe detail
A barn and stable would be considered which type of occupancy?
, A. Extra hazard
B. Light hazard
C. Ordinary hazard 1
D. Ordinary hazard 2 - Answer: Ordinary hazard 2
In a light hazard pipe schedule system, what is the maximum number of sprinklers that can be supplied
by a 3-inch steel pipe?
A. 60
B. 100
C. 125
D. 150 - Answer: 60
What color code applies to a glass bulb that has an intermediate temp. classification?
A. Blue
B. Orange and red
C. White
D. Yellow or green - Answer: Yellow or green
What literature is distributed by a device's manufacturer to provide specifications about the device and
description of its components?
A. Bill of material
B. Building materials
C. Safety data sheet
D. Technician data sheet - Answer: Technician data sheet
The technician as a complete set of hard-copy construction documents. Before layout work can begin,
which electronic file drawing is required?
A. Electrical outlets
B. Footing details
C. Plumbing risers
