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LT Promotion 24 > Fire Inspection and Code Ch 14 > Flashcards

Fire Inspection and Code Ch 14 Flashcards

1
Q

1) The design and installation of the fire detection and alarm system should conform to applicable provisions of NFPA ___ and NFPA ___ and locally adopted codes and ordinances.

A

a. NFPA 70 National Electric Code, NFPA 72 National Fire Alarm and Signaling Code

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2
Q

2) The _____ formally called the fire alarm control panel (FACP) contains the electronics that supervise and monitor the integrity of the wiring and the components of the fire alarm system, it basically is the brain of the system

A

a. Fire alarm control unit (FACU)

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3
Q

3) The FACU can perform other functions such as –

A

a. Provide two way firefighter communication
b. Provide remote annunciator integration
c. Controlling elevators, HVAC, dampers, locks, or other fire protection features

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4
Q

4) If a system receives its primary power from an engine driven generator a ____ operator must be on duty ____ hours a day or must have ___ engine driven generators

A

a. Trained, 24, multiple

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5
Q

5) The secondary power supply must be capable of providing ____ capacity and ____ to fully operate an _____

A

a. Normal standby, power, alarm condition

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6
Q

6) Secondary powers sources can consist of –

A

a. Batteries with chargers
b. Engine driven generators with a storage battery
c. Multiple engine-driven generators one must be auto starting

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7
Q

7) A fire detection system consist of manual and automatic alarm-initiating devices that are activated by the presence of ___, ___, ___ or ____

A

a. Fire, smoke, flame, heat

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8
Q

8) Devices can be ____ or a generated signal conveyed by ____ over a special frequency

A

a. Hard wired, radio wave

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9
Q

9) _____ notification appliances are the most common type for signaling a fire alarm

A

a. Audible

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10
Q

10) Notification devices fall under the following categories (4)

A

a. Audible, Visual, Textual, Tactile

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11
Q

11) Locally adopted codes may require _____ signals from systems monitored by a _____ to notify the responding fire dept.

A

a. Fire alarm, supervising station

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12
Q

12) A _______ indicates an off-normal condition of the complete fire protection system.

A

a. Supervisory signal

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13
Q

13) A ____ indicates a problem with a monitored circuit or component of the fire alarm system or the systems power supply.

A

a. Trouble signal

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14
Q

14) NFPA ___ contains the requirements for all fire alarm and protective signaling systems .

A

72

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15
Q

15) A ____ is designed to provide notification to building occupants only on the immediate premise

A

a. Protected premises system (local)

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16
Q

16) A ____ system is the simplest type of protected premises alarm system

A

a. Conventional

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17
Q

17) With a conventional system when one alarm-initiating device sends a signal to the FACU then _____ of the alarm-signaling devices operate _____

A

a. All, simultaneously

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18
Q

18) In the past _____ sometimes used the same bells for class change as for the ____

A

a. Schools, fire alarms

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19
Q

19) ______- fire alarm system annunciation enables emergency responders to identify the general location or zone of alarms device activation.

A

a. Zoned conventional alarm systems

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20
Q

20) In this type of system an ____, _____, or _____ visibly indicates the building floor, fire zone, or other area that coincides with the location of an operating alarm-initiating device.

A

a. Annunciator panel, FACU, printout

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21
Q

21) An _____ may be located remotely form the FACU, often in a location designated by the Fire dept

A

a. Annunciator panel

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22
Q

22) _____ systems display the location of each initiating device on the FACU and an annunciator panel if provided.

A

a. Addressable alarm

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23
Q

23) Addressable systems reduce the amount of ____ that it takes to respond to emergency situations, they allow _____ personnel to quickly locate and correct malfunctions in the system.

A

a. Time, repair

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24
Q

24) A _____ is a listed supervising station that monitors the status of protected premises alarm systems and provides inspection, testing, and maintenance through contracted services, recognized as the most reliable type of supervising station.

A

a. Central station system

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25
Q

25) Typically, a central station is a _____ that sells its services to ____ customers

A

a. Company, many

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26
Q

26) All central stations must meet the requirements set by NFPA___ and be listed by ___

A

a. 72, UL

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27
Q

27) A _______ system is used to protect large commercial and industrial buildings, high rise structures, and groups of commonly owned facilities, such as college campus or industrial complex in single or multiple locations.

A

a. Proprietary

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28
Q

28) In a proprietary system the receiving point must be in a _____ or a part of a structure that is ____ from any hazardous operations, it must be continuously ____ by _____

A

a. Separate structure, remote, staffed, trained personnel

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29
Q

29) A listed supervising station that monitors the status of protected premise alarm system through contracted services is called a ________.

A

a. Remote receiving station

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30
Q

30) Remote receiving stations do not provide ____, _____, or _____ services

A

a. Inspection, testing, maintenance

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31
Q

31) In small communities local _____ telecommunications center monitors the system.

A

a. Emergency services,

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32
Q

32) Instead of being connected to the fire telecommunications center through a municipal fire alarm box system, the _________ is connected by another means usually a leased telephone line

A

a. Public emergency alarm reporting system

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33
Q

33) The public emergency alarm system may where permitted use a _____ over a dedicated fire department _____

A

a. Radio signal, radio frequency

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34
Q

34) A ______ has its own power source and does not depend on the supply source that powers the entire municipal alarm system, however interruption may result in the alarm only being sounded ____ and not being ____

A

a. Local energy system, locally, transmitted

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35
Q

35) A ___ system is electrically connected to an integral part of the municipal alarm system and depends on the municipal systems source of power.

A

a. Shunt

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36
Q

36) NFPA____ only allows _____ and ____ detection devices to be used on shunt systems, _____ devices are not permitted

A

a. 72, manual pull stations, waterflow, fire detection

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37
Q

37) An _____ system is a supplementary system that may be provided in facilities in conjunction with detection and alarm signaling systems.

A

a. Emergency communication

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38
Q

38) Emergency communication systems may be ____ or may be _____ directly into the overall fire detection and alarm-signaling system.

A

a. Stand alone, integrated

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39
Q

39) A ______ system warns building occupants that action is needed and tell them what action to take.

A

a. One-way voice notification

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40
Q

40) This system is the most helpful to fire suppression personnel who are operating in a building, particularly high-rise structures that interfere with portable radio transmissions. Most ____ these systems in high-rise structures

A

a. Two-way communication system, require

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41
Q

41) The purpose of a _____ is to provide emergency communications to a large number of people in a wide scale basis

A

a. Mass notification system

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42
Q

42) While the ___ was the first to implement this technology, today ____ and ___ facilities use it

A

a. Military, public, private

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43
Q

43) When installed mass notification systems may have a _____ priority and _____ the fire alarm based on risk analysis.

A

a. Higher, override

44
Q

44) The two categories of heat detectors are ____ and ____, there are also devices that are a ____ of these types

A

a. Fixed temperature, rate of rise, combination

45
Q

45) Fixed temperature alarms are among the ____ in service, relatively ____ and least prone to _____. They are typically slower to activate under ____ than other types.

A

a. Oldest, inexpensive, nuisance alarms, fire conditions

46
Q

46) According to NFPA ___ heat sensing fire detectors must be _____ and marked with their listed operating _____

A

a. 72, color coded, temperature

47
Q

47) The following 3 primary principles of physics can detect the presence of heat:

A

a. Heat causes expansion of various materials
b. Heat causes melting of certain materials
c. Heated materials have thermoelectric properties that are detectable

48
Q

48) With a _____ detector in order to be restored the ____ must be replaced.

A

a. Fusible link

49
Q

49) With a _____ detector in order to restore it the ____ or the entire detector must be replaced

A

a. Frangible bulb

50
Q

51) Most bimetallic detectors are of the ____ type, they do need to be checked to verify that they have not been ____

A

a. Automatic-resetting, damaged

51
Q

50) A ____ uses two types of metal with different heat expansion ratios that are bonded

A

a. Bimetallic heat detector

52
Q

52) One style of heat detector can, _____, can be used to detect conditions over a wide area.

A

a. Continuous-line heat detector

53
Q

53) Typically rate-of-rise detectors are designed to send a signal when the rise in temp exceeds ____ to ____ degrees per minute

A

a. 12-15

54
Q

54) Proper placement of these detectors will help prevent _____, all rate-of-rise detectors _____ reset

A

a. Nuisance alarms, automatically

55
Q

55) A ____ heat detector can monitor large areas of a building

A

a. Pneumatic rate-of-rise line

56
Q

56) They consist of a system of ____ arranged over a wide area of coverage

A

a. Metal pneumatic tubing

57
Q

57) A ______ heat detector operated on the same principle as the pneumatic rate-of-rise line heat detector

A

a. Pneumatic rate-of-rise spot

58
Q

58) This heat detector is designed for use in areas that are subject to regular temperature changes but at rates that are slower than those of fire conditions

A

a. Rate-compensation heat detector

59
Q

59) If the rate of rise is fairly slow such as ___ to ___ F per minute the sleeve expands at a slow rate that maintains ____ on the inner strips, this ___ prevents unnecessary system activations

A

a. 5-6, tension

60
Q

60) An ____ heat detector consists of one or more ____ that produce a marked change in electrical resistance when exposed to heat.

A

a. Electric spot-type, thermistors

61
Q

61) Electric spot type can be calibrated to function as rate of rise of ___ F per minute, and function at a fixed temperature, they are designed to ___ or ___ small amounts of current which reduces the chance of a small temperature change activating the alarm.

A

a. 15, bleed, dissipate

62
Q

62) Smoke detectors serve the purpose of ____, ____, and ___

A

a. Detection, notification, reaction

63
Q

63) Some smoke detectors are also used to activate ____ or ___ systems such as ___, ___, and ____ shutdown

A

a. Mechanical, electrical, dampers, doors, electronic

64
Q

64) Smoke detection is the ____ automatic alarm device in such occupancy types as ____ and ___ and _____ facilities because smoke detectors sense the presence of fire much more ______ than heat detection devices

A

a. Preferred, residences, health and institutional, quickly

65
Q

65) Many factors affect the performance of smoke detectors including (4)

A

a. Type and amount of combustibles
b. Rate of fire growth
c. Proximity of the detector to the fire
d. Ventilation within the area involved

66
Q

66) Two basic method of smoke detection are in use ____ and ____ , the allowable sensitivity ranges for both types are established by ___

A

a. Photoelectric, ionization, UL

67
Q

67) ____ smoke detection works on all types of fires and usually responds _____ to smoldering fires that ionization smoke detection

A

a. Photoelectric, more quickly

68
Q

68) The photoelectric cell functions in one of two ways to detect smoke:

A

a. Projected beam application (obscuration)
b. Refractory application (scattered)

69
Q

69) Projected beam application detectors are particularly useful in buildings where a ____ of coverage is desired such as ____, ____ or ____

A

a. Large area, churches, atriums, warehouses

70
Q

70) An ____ smoke detector contains a sensing chamber consisting of two electrically charged plates and a radioactive source for _____ the air between the plates

A

a. Ionization, ionizing

71
Q

71) A small amount of ____ that is adjacent to the opening ionizes the ____ as they enter

A

a. Americium 241, air particles

72
Q

72) Changes in ____ and ____ in the room can cause an ionization detector to malfunction and initiate a _____. To solve this a ____ ionization detector has been developed

A

a. Humidity, atmospheric pressure, nuisance alarm, duel chamber

73
Q

73) Ionization smoke detectors generally respond more quickly to ____ than photoelectric smoke detectors

A

a. Flaming fires

74
Q

74) Photoelectric smoke detectors work best in rooms containing _____

A

a. Overstuffed furniture

75
Q

75) An ____ smoke detector is a type of ionizing detector that is designed to continuously monitor a small amount of air from the protected area for the presence of smoke particles

A

a. Air-sampling

76
Q

76) There are 2 types of air-sampling smoke detectors but the most common type is the ____ type, that utilizes humidity and a small ____

A

a. Cloud chamber type, air pump

77
Q

77) ____ are installed in the return or supply ducts or plenums of HVAC systems to prevent smoke from being spread throughout the building, they are specifically listed for installation within higher ______

A

a. Duct smoke detectors, air velocities

78
Q

78) These systems offer advantages in large open systems where there may be a delay in smoke movement and detection :

A

a. Video-based detectors

79
Q

79) A flame detector is sometimes called a light detector, there are 3 basic types:

A

a. Those that detect light in the UV spectrum
b. Those that detect light in the infrared wave spectrum (IR)
c. Those that detect both

80
Q

80) An IR detector is effective in monitoring ____ areas such as ____ or ______

A

a. Large areas, aircraft hangar, computer room

81
Q

81) While IR detectors are some of the fastest to respond to fires they are also easily activated by such nonfire conditions as ____, ____, and other bright light sources, they must also be positioned so that they have an ____ of the protected area

A

a. Welding, sunlight , unobstructed view

82
Q

82) The IR detector is typically designed to respond to _____ of fire from a distance of ___ feet

A

a. 1 square foot, 50

83
Q

83) There are also ___ flame detectors that work on the same principle as video-based smoke detectors, they are used in certain chemical or ____ facilities

A

a. Video-based, petroleum

84
Q

84) Combination devices include fixed rate/_____ detectors, heat/___ detectors, and smoke/_____ detectors

A

a. Rate-of-rise, smoke, fire-gas

85
Q

85) An automatic initiating device that is designed to activate an audible alarm when water begins to flow through the sprinkler system:

A

a. Sprinkler waterflow alarm initiating devices

86
Q

86) Manual pull stations may be connected to systems that sound ___ alarms, ___ alarm signals, or ____

A

a. Local, off-premise, both

87
Q

87) According to NFPA ___ a pull station should not be less than ___ inches or more that ___ inches from the floor, multistory buildings should have at least ___ per floor and the travel distance should not be more than ___ feet

A

a. 72, 42, 48, 1, 200

88
Q

88) Manual pull stations can be _____ or _____

A

a. Single action or double action

89
Q

89) Listed ____ can only be installed over single action pull stations, stations that require the operator to break a small piece of ___ with a ____ are not longer recommended, some stations leave a ___ or ___ residue on the activator that will transfer to his fingers to discourage malicious false alarms.

A

a. Protective covers, glass, mallet, dye, ultraviolet

90
Q

90) Restorable heat detection device- test __ detector on each circuit ____, a ____ detector should be selected each time

A

a. One, semiannually, different

91
Q

91) ____ and ____ can be used to test restorable heat detectors

A

a. Hair dryers, heat guns

92
Q

92) Fusible link detectors with removable links- check _____ by removing the ___ and observing whether or not the ____ close, links should be replaced every ___ years

A

a. Semiannually, link, contacts, 5

93
Q

93) Pneumatic detector- test _____ with a ____ or a _____, if a ____ is used follow manufactures instructions

A

a. Semiannually, heating device, pressure pump, pressure pump

94
Q

94) Smoke detector- test ____ in accordance with manufacturer’s instructions, sensitivity testing should be preformed after the detectors _____ of service and every ___ years after that.

A

a. Semiannually, first year, 2

95
Q

95) Flame and gas detection devices- typically preformed by _______ on a contract bases

A

a. Professional alarm service technicians

96
Q

96) Testing of smoke and flame detectors may include the use of _____, ____, and ____

A

a. Smoke-generating devices, aerosol sprays, magnets

97
Q

97) A permanent record of all detector test must be maintained for at least ___ years

A

5

98
Q

98) Non-restorable fixed temperature detectors must be tested every ____ years at which time ___ percent of the detectors must be removed and ___ tested, if a failure occurs ___ detectors must be removed and tested

A

a. 15, 2, laboratory, additional

99
Q

99) Alarm signaling systems utilizing a generator must be tested ____ under a ___ for at least ___ minutes

A

a. Monthly, load, 30

100
Q

100) Central station systems- test signaling equipment on a ____ basis. Check waterflow indicators, automatic fire detection systems, and supervisory equipment ____. Check manual fire alarm devices, water tank level devices, and other automatic sprinkler system supervisory devices _____

A

a. Monthly, bimonthly, semiannually

101
Q

101) Auxiliary fire alarm systems- inspected visually and tested ____ by occupant

A

a. Monthly

102
Q

102) Remote stations and proprietary systems- test fire detection components ____, test waterflow indicators ___ depending on the type of indicator

A

a. Monthly, semiannually

103
Q

103) Emergency voice/alarm systems- conduct functional test of the various components _____ check all components at least ____

A

a. Quarterly, annually

104
Q

104) _____ is preformed soon after the system has been installed and prior to occupancy to ensure it meets design criteria and functions properly

A

a. Acceptance testing

105
Q

105) Representatives of the _____ , the _____ and the ____ should witness the acceptance tests. The fire department representative may be a ____, a ____, or in some cases the ____

A

a. Building occupant/owner, fire department, system installer/manufacturer, fire inspector, staff fire protection engineer, fire marshal

LT Promotion 24 (20 decks)

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