Joe Panuto
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Fire Detection and Alarm Systems

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Fire Detection and Alarm Systems

Pregunta 1 de 65

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1. Who designs fire detection and alarm systems? (446)

Selecciona una de las siguientes respuestas posibles:

  • A. Fire marshals

  • B. Code inspectors

  • C. Building engineers

  • D. Fire protection engineers

Explicación

Pregunta 2 de 65

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2. Which of the following components of a fire detection and alarm system is responsible for processing signals from detection devices and transmitting them to alerting devices? (447)

Selecciona una de las siguientes respuestas posibles:

  • A. Smoke alarm

  • B. Power supply

  • C. System device

  • D. Fire alarm control panel (FACP)

Explicación

Pregunta 3 de 65

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3. Which of the following statements regarding a fire detection and alarm system dedicated branch circuit is MOST accurate? (448)

Selecciona una de las siguientes respuestas posibles:

  • A. It must be easily accessible.

  • B. It must be marked in orange.

  • C. It must be mechanically protected.

  • D. It must be permanently identified as DEDICATED CIRCUIT.

Explicación

Pregunta 4 de 65

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4. A secondary power supply must be able to make the system fully operational within how long of the main supply’s failure? (448)

Selecciona una de las siguientes respuestas posibles:

  • A. 15 seconds

  • B. 30 seconds

  • C. 1 minute

  • D. 2 minutes

Explicación

Pregunta 5 de 65

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5. Which of the following statements regarding system devices is LEAST accurate? (449-450)

Selecciona una de las siguientes respuestas posibles:

  • A. They may be manual.

  • B. They may be activated by flame.

  • C. They may send a signal to the FACP by computer line.

  • D. They may utilize signaling devices such as strobe lights.

Explicación

Pregunta 6 de 65

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6. Which of the following statements regarding automatic alarm-initiating devices is LEAST accurate? (451-452)

Selecciona una de las siguientes respuestas posibles:

  • A. They may detect both heat and smoke.

  • B. They continuously monitor the atmosphere of a structure.

  • C. Devices send a signal to the FACP when atmospheric changes are detected.

  • D. Smoke detectors are the only device that will not activate due to excessive moisture.

Explicación

Pregunta 7 de 65

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7. Which of the following is NOT a characteristic of fixed-temperature heat detectors? (452)

Selecciona una de las siguientes respuestas posibles:

  • A. They are very expensive.

  • B. They are the slowest type to activate.

  • C. They are among the oldest in service.

  • D. They are the least prone to false activations.

Explicación

Pregunta 8 de 65

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8. Which of the following statements regarding fixed-temperature heat detectors is MOST accurate? (452)

Selecciona una de las siguientes respuestas posibles:

  • A. They must be coded with pictographs.

  • B. They must be marked with listed operating temperatures.

  • C. They use one of five primary principles of physics to detect heat.

  • D. They must be placed in areas where heat is not likely to accumulate.

Explicación

Pregunta 9 de 65

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9. Which of the following components of fixed-temperature heat detectors holds a spring device in the detector in an open position? (453)

Selecciona una de las siguientes respuestas posibles:

  • A. Fusible link

  • B. Wire clamp

  • C. Bimetallic strip

  • D. Frangible bulb

Explicación

Pregunta 10 de 65

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10. In which of the following types of fixed-temperature heat detectors can two types of metal with different heat-expansion ratios be found? (454)

Selecciona una de las siguientes respuestas posibles:

  • A. Duoburn

  • B. Bimetallic

  • C. Continuous-line

  • D. Fragmented-line

Explicación

Pregunta 11 de 65

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11. In which of the following types of fixed-temperature heat detectors is conductive metal core cable sheathed in stainless steel tubing? (454)

Selecciona una de las siguientes respuestas posibles:

  • A. Duoburn

  • B. Bimetallic

  • C. Continuous-line

  • D. Fragmented-line

Explicación

Pregunta 12 de 65

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12. Rate-of-rise heat detectors: (456)

Selecciona una de las siguientes respuestas posibles:

  • A. are unreliable.

  • B. are manually reset.

  • C. often falsely activate due to the presence of toxic gases.

  • D. send a signal when rise in temperature exceeds a set amount.

Explicación

Pregunta 13 de 65

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13. Which of the following types of heat detectors is not self-contained and includes a flexible diaphragm that responds to an increase in pressure from tubing? (456)

Selecciona una de las siguientes respuestas posibles:

  • A. Rate-compensation

  • B. Electronic spot-type

  • C. Pneumatic rate-of-rise line

  • D. Pneumatic rate-of-rise spot

Explicación

Pregunta 14 de 65

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14. Which of the following types of heat detectors has alarm wiring that extends from the detector to the FACP and includes a flexible diaphragm that responds to an increase in pressure from tubing? (456)

Selecciona una de las siguientes respuestas posibles:

  • A. Rate-compensation

  • B. Electronic spot-type

  • C. Pneumatic rate-of-rise line

  • D. Pneumatic rate-of-rise spot

Explicación

Pregunta 15 de 65

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15. Which of the following types of heat detectors is used in areas subject to regular temperature changes at rates slower than those of fire conditions? (456)

Selecciona una de las siguientes respuestas posibles:

  • A. Rate-compensation

  • B. Electronic spot-type

  • C. Pneumatic rate-of-rise line

  • D. Pneumatic rate-of-rise spot

Explicación

Pregunta 16 de 65

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16. Which of the following types of heat detectors consists of one or more thermistors and produces a marked change in resistance when exposed to heat? (457)

Selecciona una de las siguientes respuestas posibles:

  • A. Rate-compensation

  • B. Electronic spot-type

  • C. Pneumatic rate-of-rise line

  • D. Pneumatic rate-of-rise spot

Explicación

Pregunta 17 de 65

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17. Which of the following statements regarding smoke detectors is MOST accurate? (458)

Selecciona una de las siguientes respuestas posibles:

  • A. Their performance is affected by few factors.

  • B. They sense fire more slowly than heat-detection devices.

  • C. They are tested and listed by third-party testing services.

  • D. They may respond to differing fire tests based on authority having jurisdiction (AHJ).

Explicación

Pregunta 18 de 65

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18. Which of the following types of smoke detectors works on all types of fires and is best suited for living rooms and bedrooms? (458)

Selecciona una de las siguientes respuestas posibles:

  • A. Ionization

  • B. Low-flame

  • C. High-heat

  • D. Photoelectric

Explicación

Pregunta 19 de 65

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19. Which application of smoke detectors uses a beam of light focused across a monitored area onto a photoelectric-receiving device? (459)

Selecciona una de las siguientes respuestas posibles:

  • A. Reflectory

  • B. Refractory

  • C. Mirrored-beam

  • D. Projected-beam

Explicación

Pregunta 20 de 65

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20. Which application of smoke detectors uses a beam of light from a light-emitting diode that passes through a small chamber at a point distant from the light source? (459)

Selecciona una de las siguientes respuestas posibles:

  • A. Reflectory

  • B. Refractory

  • C. Mirrored-beam

  • D. Projected-beam

Explicación

Pregunta 21 de 65

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21. Which of the following types of smoke detectors responds more quickly to flaming fires? (461)

Selecciona una de las siguientes respuestas posibles:

  • A. Ionization

  • B. Low-flame

  • C. High-heat

  • D. Photoelectric

Explicación

Pregunta 22 de 65

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22. Which of the following types of light is NOT detected by flame detectors? (462)

Selecciona una de las siguientes respuestas posibles:

  • A. Infrared

  • B. Ultraviolet

  • C. Infrared and pulsed

  • D. Ultraviolet and infrared

Explicación

Pregunta 23 de 65

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23. Which of the following statements regarding flame detectors is MOST accurate? (462)

Selecciona una de las siguientes respuestas posibles:

  • A. They are the slowest to respond to fires.

  • B. They are not easily tripped by nonfire conditions.

  • C. They must be placed in areas where triggers are limited.

  • D. They may be positioned out of the way of the protected area.

Explicación

Pregunta 24 de 65

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24. Infrared wave spectrum (IR) detectors are designed to respond to 1 square foot (0.09 m2) of fire from a distance of ___ feet (m). (463)

Selecciona una de las siguientes respuestas posibles:

  • A. 25 (7)

  • B. 50 (16)

  • C. 75 (23)

  • D. 100 (30)

Explicación

Pregunta 25 de 65

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25. Which of the following statements regarding fire-gas detectors is LEAST accurate? (463)

Selecciona una de las siguientes respuestas posibles:

  • A. They may monitor carbon dioxide.

  • B. They operate faster than a heat detector.

  • C. They operate faster than a smoke detector.

  • D. They may use semiconductors to sense a particular gas.

Explicación

Pregunta 26 de 65

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26. Which of the following is NOT a type of combination detector? (464)

Selecciona una de las siguientes respuestas posibles:

  • A. Heat/smoke

  • B. Smoke/fire-gas

  • C. Fixed rate/smoke

  • D. Fixed rate/rate-of-rise

Explicación

Pregunta 27 de 65

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27. Which of the following statements regarding water-flow devices is LEAST accurate? (464)

Selecciona una de las siguientes respuestas posibles:

  • A. They may notify the FACP.

  • B. They are manual initiating devices.

  • C. They activate a gong when water begins flowing.

  • D. They are required on automatic sprinkler systems.

Explicación

Pregunta 28 de 65

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28. Which of the following statements regarding tamper switches is MOST accurate? (464)

Selecciona una de las siguientes respuestas posibles:

  • A. They monitor secondary shutoff valves.

  • B. They are supervised by automatic sprinkler systems.

  • C. They monitor air pressure in wet-pipe sprinkler systems.

  • D. They report to the FACP when the main water shutoff valve is closed.

Explicación

Pregunta 29 de 65

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29. How should manual alarm-initiating devices be marked? (464)

Selecciona una de las siguientes respuestas posibles:

  • A. White with red lettering

  • B. Red with white lettering

  • C. Orange with black lettering

  • D. Yellow with orange lettering

Explicación

Pregunta 30 de 65

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30. According to NFPA® 72, manual alarm-initiating devices should have a travel distance not exceeding how far? (464)

Selecciona una de las siguientes respuestas posibles:

  • A. 100 feet (30 m)

  • B. 150 feet (45 m)

  • C. 200 feet (60 m)

  • D. 250 feet (75 m)

Explicación

Pregunta 31 de 65

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31. Which of the following statements regarding manual alarm-initiating devices is MOST accurate? (464)

Selecciona una de las siguientes respuestas posibles:

  • A. Breakable glass must surround the device.

  • B. Multistory facilities should have at least one per floor.

  • C. They are intended for use when buildings are unoccupied.

  • D. They are required in all structures with automatic sprinkler systems.

Explicación

Pregunta 32 de 65

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32. In which of the following types of manual pull station devices does a lever move into alarm position and send a signal to the FACP when the station lever is pulled? (466)

Selecciona una de las siguientes respuestas posibles:

  • A. Multi-action

  • B. Triple-action

  • C. Single-action

  • D. Double-action

Explicación

Pregunta 33 de 65

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33. In which of the following types of manual pull station devices does the operator lift a cover to access the alarm control? (466)

Selecciona una de las siguientes respuestas posibles:

  • A. Multi-action

  • B. Triple-action

  • C. Single-action

  • D. Double-action

Explicación

Pregunta 34 de 65

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34. Which of the following statements regarding fire-alarm signaling systems is LEAST accurate? (467)

Selecciona una de las siguientes respuestas posibles:

  • A. They may be complex.

  • B. They may include central station systems.

  • C. Their requirements are contained in NFPA® 72.

  • D. Their purpose is to alert entire neighborhoods of a problem.

Explicación

Pregunta 35 de 65

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35. Which of the following is NOT a major type of fire-alarm signaling system? (467)

Selecciona una de las siguientes respuestas posibles:

  • A. Proprietary system

  • B. Full coverage system

  • C. Remote receiving system

  • D. Protected premises system

Explicación

Pregunta 36 de 65

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36. Which of the following statements about a protected premises alarm system is MOST accurate? (467)

Selecciona una de las siguientes respuestas posibles:

  • A. It must be manually activated.

  • B. It must have outside supervision.

  • C. It may perform off-site reporting.

  • D. It can activate other auxiliary services.

Explicación

Pregunta 37 de 65

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37. Which of the following types of protected premises systems sounds all fire alarms the same regardless of the location of the initiating device? (468)

Selecciona una de las siguientes respuestas posibles:

  • A. Limited alarm

  • B. Addressable alarm

  • C. Noncoded local alarm

  • D. Zoned/annunciated alarm

Explicación

Pregunta 38 de 65

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38. Which of the following types of protected premises systems enables responders to quickly identify the general location of a fire? (469)

Selecciona una de las siguientes respuestas posibles:

  • A. Limited alarm

  • B. Addressable alarm

  • C. Noncoded local alarm

  • D. Zoned/annunciated alarm

Explicación

Pregunta 39 de 65

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39. Which of the following types of protected premises systems ensures that responders can pinpoint the specific activated device and reduces time taken to respond to emergencies? (470)

Selecciona una de las siguientes respuestas posibles:

  • A. Limited alarm

  • B. Addressable alarm

  • C. Noncoded local alarm

  • D. Zoned/annunciated alarm

Explicación

Pregunta 40 de 65

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40. Which of the following statements regarding auxiliary fire alarm systems is MOST accurate? (470)

Selecciona una de las siguientes respuestas posibles:

  • A. They are rarely connected to municipal fire alarm systems.

  • B. Their alarms cannot be transmitted to a public fire telecommunications center.

  • C. Their alarms are significantly different than those transmitted over manual fire alarm boxes.

  • D. They are connected to a municipal fire alarm system and are the same as those transmitted over manual fire alarm boxes.

Explicación

Pregunta 41 de 65

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41. Which of the following types of auxiliary fire alarms has its own power source? (470)

Selecciona una de las siguientes respuestas posibles:

  • A. Shunt

  • B. Transmitting

  • C. Local energy

  • D. Independent

Explicación

Pregunta 42 de 65

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42. Which of the following types of auxiliary fire alarms depends upon the municipal system’s source of power? (470)

Selecciona una de las siguientes respuestas posibles:

  • A. Shunt

  • B. Transmitting

  • C. Local energy

  • D. Independent

Explicación

Pregunta 43 de 65

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43. Which of the following types of systems has a receiving point located outside the protected premises and monitored by a contracted service? (472)

Selecciona una de las siguientes respuestas posibles:

  • A. Auxiliary

  • B. Proprietary

  • C. Central station

  • D. Remote receiving

Explicación

Pregunta 44 de 65

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44. Which of the following types of systems is connected directly to the fire department telecommunications center through a leased telephone line or other means? (472)

Selecciona una de las siguientes respuestas posibles:

  • A. Standard

  • B. Proprietary

  • C. Central station

  • D. Remote receiving

Explicación

Pregunta 45 de 65

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45. Which of the following types of systems protects large commercial and industrial buildings, with a receiving point on-site but remote from hazardous operations? (471)

Selecciona una de las siguientes respuestas posibles:

  • A. Auxiliary

  • B. Proprietary

  • C. Central station

  • D. Remote receiving

Explicación

Pregunta 46 de 65

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46. Which of the following types of systems has the ability to transmit a trouble signal to a remote site when the system is impaired? (472)

Selecciona una de las siguientes respuestas posibles:

  • A. Auxiliary

  • B. Proprietary

  • C. Central station

  • D. Remote receiving

Explicación

Pregunta 47 de 65

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47. Which of the following types of systems is most commonly connected by dedicated phone lines and sells services to many customers? (472)

Selecciona una de las siguientes respuestas posibles:

  • A. Auxiliary

  • B. Proprietary

  • C. Central station

  • D. Remote receiving

Explicación

Pregunta 48 de 65

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48. Which of the following statements regarding emergency voice/alarm communications systems is MOST accurate? (473)

Selecciona una de las siguientes respuestas posibles:

  • A. They are unreliable.

  • B. They must be stand-alone.

  • C. They are a primary type of system.

  • D. They may be integrated directly into the overall system.

Explicación

Pregunta 49 de 65

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49. Which of the following types of emergency voice/alarm communications systems allows people at other locations inside a building to communicate with the main control station? (473)

Selecciona una de las siguientes respuestas posibles:

  • A. One-way

  • B. Two-way

  • C. Three-way

  • D. Integrated

Explicación

Pregunta 50 de 65

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50. Which of the following statements regarding parallel telephone systems is LEAST accurate? (474)

Selecciona una de las siguientes respuestas posibles:

  • A. They are not often found today.

  • B. They are increasing in popularity.

  • C. They are not to be used for any other purpose.

  • D. They include a dedicated phone line between each alarm box.

Explicación

Pregunta 51 de 65

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51. Which of the following statements regarding service testing and periodic inspection of detection and alarm systems is MOST accurate? (477)

Selecciona una de las siguientes respuestas posibles:

  • A. All tests must be witnessed by the fire department.

  • B. Testing intervals are uniform throughout all jurisdictions.

  • C. They should receive annual inspections by the manufacturer.

  • D. They should receive general inspections by the building owner.

Explicación

Pregunta 52 de 65

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52. How often should nickel-cadmium and sealed lead-acid batteries be inspected? (477)

Selecciona una de las siguientes respuestas posibles:

  • A. Monthly

  • B. Bimonthly

  • C. Semiannually

  • D. Annually

Explicación

Pregunta 53 de 65

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53. How should all equipment be cleaned to be sure no foreign materials are present? (477)

Selecciona una de las siguientes respuestas posibles:

  • A. With a dry cloth

  • B. With a vacuum cleaner

  • C. With a chlorine solution

  • D. With a pressure washer

Explicación

Pregunta 54 de 65

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54. Which of the following statements regarding testing and inspection of alarm-initiating devices is LEAST accurate? (478)

Selecciona una de las siguientes respuestas posibles:

  • A. Inspectors may witness their activation to ensure operability.

  • B. They should be sent to a testing laboratory if they are obviously corroded.

  • C. They must be in working order or the entire system is ineffective.

  • D. Inspections should only be performed prior to installation and annually thereafter.

Explicación

Pregunta 55 de 65

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55. Which of the following is NOT an item to check when testing and inspecting alarm-initiating devices? (478)

Selecciona una de las siguientes respuestas posibles:

  • A. Unobstructed access

  • B. Easy operation of units

  • C. Loosely closed unit housing

  • D. Replacement of impaired glass

Explicación

Pregunta 56 de 65

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56. How many years should records of testing and inspection of alarm-initiating devices be kept? (478)

Selecciona una de las siguientes respuestas posibles:

  • A. 3

  • B. 5

  • C. 7

  • D. 9

Explicación

Pregunta 57 de 65

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57. What percentage of nonrestorable fixed-temperature detectors should be laboratory tested at the proper time? (479)

Selecciona una de las siguientes respuestas posibles:

  • A. 2

  • B. 4

  • C. 6

  • D. 8

Explicación

Pregunta 58 de 65

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58. How many detectors on each signal circuit of a restorable heat detection device should be tested semiannually? (479)

Selecciona una de las siguientes respuestas posibles:

  • A. 1

  • B. 3

  • C. 5

  • D. 7

Explicación

Pregunta 59 de 65

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59. How often should replaceable links on fusible link detectors be checked? (479)

Selecciona una de las siguientes respuestas posibles:

  • A. Monthly

  • B. Bimonthly

  • C. Semiannually

  • D. Annually

Explicación

Pregunta 60 de 65

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60. How often should smoke detectors be sensitivity tested after the first year of service? (479)

Selecciona una de las siguientes respuestas posibles:

  • A. Every year

  • B. Every 2 years

  • C. Every 3 years

  • D. Every 4 years

Explicación

Pregunta 61 de 65

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61. Which of the following statements regarding FACPs is MOST accurate? (479-480)

Selecciona una de las siguientes respuestas posibles:

  • A. Occasional sticking is expected and may be excused.

  • B. At least one complete round of printed signals should be clearly visible.

  • C. At least two complete rounds of printed signals should be clearly visible.

  • D. The time stamp should indicate the time of signal within 75 percent accuracy.

Explicación

Pregunta 62 de 65

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62. How often should supervisory equipment be tested? (480)

Selecciona una de las siguientes respuestas posibles:

  • A. Weekly

  • B. Biweekly

  • C. Monthly

  • D. Bimonthly

Explicación

Pregunta 63 de 65

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63. How often should manual fire alarm devices be tested? (480)

Selecciona una de las siguientes respuestas posibles:

  • A. Monthly

  • B. Semiannually

  • C. Annually

  • D. Biannually

Explicación

Pregunta 64 de 65

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64. How often should all parts of auxiliary fire-alarm systems be checked to ensure working order? (480)

Selecciona una de las siguientes respuestas posibles:

  • A. Weekly

  • B. Biweekly

  • C. Monthly

  • D. Bimonthly

Explicación

Pregunta 65 de 65

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65. How often should fire-detection components of remote station and proprietary systems be checked? (480)

Selecciona una de las siguientes respuestas posibles:

  • A. Monthly

  • B. Semiannually

  • C. Annually

  • D. Biannually

Explicación