Ifsta Chpt 16 Fire Detection, Alarm, And Suppression Systems

Front 1

During operations at a fire in protected properties, firefighters may be required to stop the flow of water from a single sprinkler. (true/false)

Back 1

TRUE

Front 2

The point at which the fire department can connect into a sprinkler or standpipe system to boost the water flow in the system is known as the ___ or Fire Department Connection.

Back 2

FDC

Front 3

The system that covers NFPA 13D and may be either a wet- or dry-pipe system is the ___________ system.

Back 3

Residential system

Front 4

In which of the following locations would a deluge system MOST likely be present?
•grocery store
•aircraft hangar
•apartment complex
•single-family residence

Back 4

Aircraft hangar

Front 5

In a deluge system, all sprinklers are (open/closed) all the time.

Back 5

OPEN

Front 6

The system similar to dry-pipe systems in that there is no water in the distribution piping before system activation but different in that it has no fusible links is a ______ system.

Back 6

Deluge system

Front 7

The _________ system is used when it is especially important to prevent water damage, even if the pipes are broken.

Back 7

Preaction system

Front 8

The dry systems that employ a deluge-type valve, fire detection devices, and closed sprinklers are known as _________ systems.

Back 8

Preaction system

Front 9

The required air pressure for dry-pipe systems is usually about __ psi.

Back 9

20 psi

Front 10

The ___-pipe system is a fire-suppression system that consists of closed sprinklers attached to a piping system that contains air under pressure.

Back 10

Dry-pipe system

Front 11

The ______ chamber catches excess water that may be sent through the alarm valve during momentary water pressure surges.

Back 11

Retard chamber

Front 12

Newer wet-pipe systems with a backflow prevention check valve and an electronic flow alarm are sometimes referred to as straight stick systems. (true/false)

Back 12

TRUE

Front 13

The sprinkler system that is the simplest type and generally requires little maintenance is known as a ___-pipe system.

Back 13

Wet-pipe system

Front 14

Sprinkler flow alarms are normally _____________ operated.

Back 14

Hydraulically

Front 15

What is the primary purpose of the main drain?

Back 15

To allow sprinkler service personnel to drain water from the system for maintenance purposes.

Front 16

The purpose of the inspector's valve is to simulate activation of ___ sprinkler.

Back 16

One

Front 17

The _____ test valve is provided to simulate the actuation of the system by allowing water to flow into the retard chamber and operate the waterflow alert devices.

Back 17

Alarm

Front 18

The ____ indicator valve ________ uses a circular disk inside a flat plate on top of the valve housing to show whether the valve is open or shut.

Back 18

Post indicator valve assembly

Front 19

The ____ post indicator _____ extends horizontally through the wall with the target and valve operating nut on the outside of the building.

Back 19

Wall post indicator valve

Front 20

The ____ indicator _____ is a type of valve used to control underground water mains and provides a visual means for indicating "open" or "shut".

Back 20

Post indicator valve

Front 21

A type of control valve for sprinkler systems in which the position of the center screw indicates whether the valve is open or closed is referred to as the outside ____ and ____ valve.

Back 21

Outside stem and yoke valve

Front 22

A control valve that shows at a glance whether it is open or closed is known as a(n) __________ control valve.

Back 22

Indicating control valve

Front 23

Control valves are usually located between the source of _____ supply and the _________ system.

Back 23

Water; sprinkler

Front 24

A sprinkler may not perform due to painted-over sprinkler heads. (true/false)

Back 24

TRUE

Front 25

NFPA ___ standards are used as a guide for installing sprinkler protection in one- and two-family dwellings.

Back 25

13D

Front 26

A _______ sprinkler system only protects high-hazard zones.

Back 26

Partial

Front 27

A sprinkler system that protects an entire building is known as a ________ sprinkler system.

Back 27

Complete

Front 28

Sprinklers in an automatic system are sometimes called sprinkler _____.

Back 28

Heads

Front 29

Fire pumps and foam extinguishing systems that sense heat, smoke, or gas and activate automatically are known as _________ suppression systems.

Back 29

Automatic

Front 30

A system of water pipes, discharge nozzles, and control valves, designed to activate during fires by discharging water is formally known as a(n) automatic _________ system.

Back 30

Sprinkler