fire alarms

Which of the following should be used for a functional test of a heat detector?

A. A listed and labeled heat source. Correct Answer B. A heat gun Your Answer The correct answers are: A listed and labeled heat source and a hair dryer. A heat gun typically generates too much heat. Reference course content. C. A hair dryer Your Answer The correct answers are: A listed and labeled heat source and a hair dryer. A heat gun typically generates too much heat. Reference course conte

Which of the following are minimum requirements for system documentation?

A. Battery calculations Correct Answer B. Floor plan Correct Answer C. Sequence of operations Your Answer All of them are required per NFPA 72 2016, Section 7.2.1. D. Voltage drop calculations Your Answer All of them are required per NFPA 72 2016, Section 7.2.1.

Which PPE item(s) listed below should be worn when handling battery electrolyte?

A. Chemical apron Your Answer The correct answers are chemical apron, boots and safety goggles. A respirator is not required, but rubber gloves and a face shield are also required. Reference course content. B. Boots Your Answer The correct answers are chemical apron, boots and safety goggles. A respirator is not required, but rubber gloves and a face shield are also required. Reference course content. C. Safety goggles Your Answer The correct answers are chemical apron, boots and safety goggles. A respirator is not required, but rubber gloves and a face shield are also required. Reference course content. D. Respirator

Which of the following statements are true regarding smoke detector installation during construction?

A. Covers are permitted to be placed over the detectors. Correct Answer B. If they are installed during construction they must be replaced or cleaned. Your Answer The correct answers are: Covers are permitted and they must be replaced or cleaned if installed during construction per NFPA 72 2016, Section 17.7.1.11. C. There is no cleaning required if they are installed after ceilings are finished. Your Answer The correct answers are: Covers are permitted and they must be replaced or cleaned if installed during construction per NFPA 72 2016, Section 17.7.1.11. D. They are not permitted to be installed until construction is complete.

Which of the following items should you inspect on an extension cord before each use?

A. Current rating B. Grounding prong Your Answer The correct answers are: The grounding prong and the insulation for nicks, cuts, or damage. Reference course content. C. Length D. Insulation for nicks, cuts, or damage Your Answer The correct answers are: The grounding prong and the insulation for nicks, cuts, or damage. Reference course content

Which of the following must be done when testing a secondary power supply on a protected premises fire alarm system?

A. Disconnect all primary power supplies Correct Answer B. Leave the primary power supplies disconnected for four hours C. Measure the secondary power supply voltage after four hours Your Answer The correct answers are: To disconnect the primary power supplies and operate the general alarm for five minutes per NFPA 72 2016, Table 14.4.3.2.(7). D. Operate the general alarm for 5 minutes Your Answer The correct answers are: To disconnect the primary power supplies and operate the general alarm for five minutes per NFPA 72 2016, Table 14.4.3.2.(7). Next Que

In areas that are not continually occupied, automatic smoke detection shall be provide at?

A. Location of the fire alarm control panel. Your Answer The correct answers are: Location of the fire alarm control panel, Location of remote power supplies for notification appliances, and Supervising station communication equipment per NFPA 72 2016, Section 10.4.4. B. Location of remote power supplies for notification appliances. Correct Answer C. Supervising station communication equipment. Your Answer The correct answers are: Location of the fire alarm control panel, Location of remote power supplies for notification appliances, and Supervising station communication equipment per NFPA 72 2016, Section 10.4.4. D. Supervising station monitoring room. Your Answer The correct answers are: Location of the fire alarm control panel, Location of remote power supplies for notification appliances, and Supervising station communication equipment per NFPA 72 2016, Section 10.4.4.

When an employee may be exposed to hazardous chemicals, when must training take place?

A. Monthly B. At orientation after employment C. When they might be subject to exposure Your Answer The correct answers are: When they might be subject to exposure and When new chemicals are introduced to the employee work area. Reference course content. D. When new chemicals are introduced to the employee work area Your Answer The correct answers are: When they might be subject to exposure and When new chemicals are introduced to the employee work area. Reference course content.

Which of the following items will cause a shunt trip of the elevator power on an elevator recall system? (Select all that apply)

A. Recall level smoke detector B. Hoistway detector Your Answer The correct answers are: The hoistway and machine room detectors. Reference course content. C. Alternate level smoke detector Your Answer The correct answers are: The hoistway and machine room detectors. Reference course content. D. Machine room detector Your Answer The correct answers are: The hoistway and machine room detectors. Reference course content

Which of the following statements are true in regards to smoke detector sensitivity?

A. Sensitivity is measured in percent per foot obscuration Correct Answer B. Sensitivity must be marked on the smoke detector Your Answer The correct answers are: Sensitivity is measured in percent per foot obscuration, Sensitivity must be marked on the smoke detector, and If sensitivity is adjustable, the minimum setting cannot be less than 0.6. per NFPA 72 2016, Section 17.7.2. C. If the sensitivity is adjustable, the minimum setting cannot be less than 0.6 Your Answer The correct answers are: Sensitivity is measured in percent per foot obscuration, Sensitivity must be marked on the smoke detector, and If sensitivity is adjustable, the minimum setting cannot be less than 0.6. per NFPA 72 2016, Section 17.7.2. D. If the sensitivity is adjustable, the minimum setting cannot be less than 6.0

Protective gloves are worn:

A. To ensure avoidance of any hand injury B. When working with metal stampings or tin where there are sharp edges or splinters involved Your Answer The correct answers are: When working with metal stampings or tin where there are sharp edges or splinters involved and When dealing with elevated temperatures of materials or equipment. Reference course content. C. When dealing with elevated temperatures of materials or equipment Your Answer The correct answers are: When working with metal stampings or tin where there are sharp edges or splinters involved and When dealing with elevated temperatures of materials or equipment. Reference course content. D. To keep your hands clean

Which of the choices below does NFPA 72 recommend be specified in the test plan?

A. What is to be tested Your Answer The correct answers are what is to be tested and how it is to be tested per NFPA 72 2016, Section A.14.2.10. B. How it is to be tested Your Answer The correct answers are what is to be tested and how it is to be tested per NFPA 72 2016, Section A.14.2.10. C. Quantity of each type of device D. Date test is to be performed Your Answer The correct answers are what is to be tested and how it is to be tested per NFPA 72 2016, Section A.14.2.10.

Which of the following are necessary when testing an interface to a fire suppression system?

A. You must be qualified and experienced in the operation of the system. Correct Answer B. You must secure the system from discharge by disconnecting or closing valves. Correct Answer C. Verify the releasing circuits are monitored. Your Answer The correct answers are: All are correct per NFPA 72 2016, Section 14.2.6. D. Ensure the suppression system will release when alarm circuit signals. Your Answer The correct answers are: All are correct per NFPA 72 2016, Section 14.2.6

When a software change is made to a fire alarm system, what percentage of the initiating devices not affected by the change must be tested?

A.0% B.10% The correct answer is: 10% per NFPA 72 2016, Section 14.4.2.4. C.20% D.100%

A multi-sensor detector is listed for both smoke and heat detection. It has a photoelectric smoke sensor, IR light sensor, thermistor, and CO sensor for fire detection. How many independent tests must be performed on this detector?

A.1 B.2 The correct answer 2, one for heat and one for smoke. NFPA 72 2016, Table 14.4.3.2(17)(l) states each of the detection principals present within the detector must be tested independently. The detection principles here are heat and smoke. If the purpose of the CO sensor was for toxicity, the detector would require three tests. C.3 D.4

When measuring the specific gravity of the cell liquid in a lead acid battery, a range of ______ is typical of regular lead acid batteries.

A.1.100 - 1.200 B.1.205 -1.220 The correct answer is: 1.205 - 1.220 per NFPA 72 2016, Table 14.4.3.2.9(a)(5). C.1.250 - 1.275 D.1.275 - 1.310

When load testing a NICAD battery, there should be a minimum of _____ volts per cell.

A.1.42 B.1.63 C.2.04 The correct answer is: 1.42 volts per cell per NFPA 72 2016, Table 14.4.3.2.(9)(b)(4). D.2.32

What section of NFPA 72 defines the requirements for a documented test plan?

A.10.7.3 B.10.4.8 C.14.1.7 D.14.2.10 The correct answer is: 14.2.10.

Manual pull boxes must be installed every ____ ft. of horizontal travel

A.100 B.150 C.200 The correct answer is: 200 ft. per NFPA 72 2016, Section 17.14.8.5. D.250

What percentage of smoke detectors must be tested on a new fire alarm system installation?

A.100 The correct answer is: 100%, per NFPA 72 2016, Table 14.4.3.2. B.80 C.70 D.60

A 12 volt sealed lead acid battery would have how many cells?

A.12 B.6 The correct answer is: 6. Each cell in a lead acid battery has a nominal voltage of 2 volts. Reference course content. C.4 D.3

Two 12 volt 10 amp-hour batteries are connected in series. What is the resulting output voltage and amp hour capacity?

A.12 volts, 20 amp-hours The correct answer is: 24 volts, 10 amp-hours. Reference course content. B.24 volts, 20 amp-hours C.24 volts, 10 amp-hours D.12 volts, 10 amp-hours

The total sound level with the ambient sound and all notification appliances in operation cannot exceed _____ dBA.

A.120 The correct answer is: 110 dBA per NFPA 72 2016, Section 18.4.1.2. B.110 C.105 D.100

What is the average ambient sound level where hearing protection is required for any exposure time?

A.120 dbA The correct answer is: 120 dbA. Reference course content. B.125 dbA C.115 dbA D.130 dbA

The voltage for a 12 volt lead acid battery during the charger test should be _____ volts plus or minus 0.12 volts.

A.13.2 The correct answer is: 13.8 volts per NFPA 72 2016, Table 14.4.3.2(9)(a)(2). 2.3 volts per cell times 6 cells. B.13.4 C.13.6 D.13.8

A restorable heat detector must be tested with a heat source and respond within:

A.15 seconds B.1 minute C.3 minutes D.As defined in manufacturer's specifications The correct answer is: As defined in the manufacturer's specifications per NFPA 72 2016, Table 14.4.3.2(17)(d)(1).

If a smoke detector passes its second calibrated sensitivity test, the frequency of sensitivity testing of that device can be extended to maximum of _____ years.

A.2 B.3 The correct answer is: 5 years per NFPA 72 2016, Section 14.4.4.3.3. C.4 D.5

When testing the tamper switch on a sprinkler control valve, a supervisory signal shall be generated within _____ revolutions of the valve hand wheel.

A.2 The correct answer is: Two revolutions of the hand wheel per NFPA 72 2016, Table 14.4.3.2(17)(j)(1). B.3 C.4 D.5

What is the maximum time period to replace a lead acid battery?

A.2 years B.5 years C.7 years D.Per manufacturer's recommendations The correct answer is: Per manufacturer's recommendations per NFPA 72 2016, Table 14.4.3.2.9(a).

How long can smoke detector calibration tests be extended if they are still within calibration after the second test?

A.2 yrs. B.3 yrs. The correct answer is: 5 years, per NFPA 72 2016, Section 14.4.4.3.3. C.4 yrs. D.5 yrs.

When measuring a fiber optic cable for optical power loss, at what level of reduction in power from the acceptance test must the cable be repaired or replaced?

A.2% B.5% C.1% D.Per the minimum levels as specified in ANSI/TIA 568-C.3. The correct answer is: Per the minimum levels as specified in the ANSI 568C-3, per NFPA 72 2016, Table 14.4.3.2(16)(a).

During the load test for sealed lead acid batteries, the minimum voltage per cell is _____.

A.2.30 volts B.2.05 volts The correct answer is: Per the manufacturer's specifications per NFPA 72 2016, Table 14.3.2(9)(c)(4). C.2.00 volts D.Per the manufacturer's specifications

A 16 ft. ladder is being used. How far from the wall or support should the base be?

A.3 ft. B.4 ft. The correct answer is: 4 ft. Reference course content. C.5 ft. D.6 ft.

The testing frequency of a device is found as follows: Insurance company - 3 months NFPA 72 Section 14 - 6 months Owner - Annually Local fire official - 9 months The device must be tested every:

A.3 months The correct answer is: 3 months per NFPA 72 2016, Section 14.1.3. (This is the most stringent testing frequency.) B.6 months C.Annually D.9 months

The standard evacuation signal is a three pulse temporal pattern consisting of:

A.3 pulses of 2 seconds on, 2 seconds off, and 6 second off phase B.3 pulses of 1 second on, 1 second off, and 3 second off phase C.3 pulses of 1/2 second on, 1/2 second off, and 1.5 second off phase The correct answer is: Three pulses of 1/2 second on, 1/2 second off, and 1.5 second off period per NFPA 72 2016, Section 18.4.2.1. D.3 pulses of 3 seconds on, 3 seconds off, and 9 second off phase

The operating mechanism of a manual fire alarm box must be between _____ inches and _____ inches above the floor.

A.42, 48 The correct answer is: between 42 and 48 inches per NFPA 72 2016, Section 17.14.5. B.48, 54 C.36, 48 D.40, 50

The secondary power supply must be capable of providing standby power to the fire alarm system for ______.

A.48 hours B.36 hours C.24 hours The correct answer is: 24 hours per NFPA 72 2016, Section 10.6.7.2.1. D.12 hours

If the air pressure of a dry pipe sprinkler system is monitored by a fire alarm system, the pressure setting should be plus or minus _____ psi of the nominal value.

A.5 The correct answer is: 10 psi per NFPA 72 2016, Section 17.16.2.2.2. B.10 C.15 D.20

When using a ladder to access a roof, how far beyond the roof must the ladder extend?

A.5 ft. B.4 ft. The correct answer is: 3 ft. Reference course content. C.3 ft. D.2 ft.

At the end of the required standby period, the secondary power supply for a protected premises system must be capable of operating the system in full alarm mode for _____.

A.5 minutes The correct answer is: 5 minutes per NFPA 72 2016, Section 10.6.7.2.1. B.10 minutes C.15 minutes D.30 minutes

A ladder must be able to support _____ times the weight of the anticipated load.

A.5.5 B.4.4 C.3.3 The correct answer is: 3.3. Reference course content. D.2.2

Audible appliances installed in sleeping areas must generate a square wave of _____ hertz.

A.520 The correct answer is: 520 hz per NFPA 72 2016, Section 18.4.5.3. B.580 C.640 D.780

Audible notification appliances located in a sleeping area must have a minimum of _____ dBA measured at the pillow level.

A.75 The correct answer is: 75 dBA per NFPA 72 2016, Section 18.4.5.1. B.80 C.85 D.90

Audible appliances shall be mounted so that their tops are at least _____ inches above the finished floor if ceiling height permits.

A.75 The correct answer is: 90 inches per NFPA 72 2016, Section 18.4.8.1. B.85 C.90 D.95

The emergency control function interface is normally ______.

A.A relay The correct answer is: A relay. Reference course content. B.The fire alarm control panel C.The control system for the emergency function

This symbol represents:

A.A smoke detector B.A line type heat detector C.A flow detector/switch D.A manual station The correct answer is: A line type heat detector. Reference NFPA 170 2015, Table 8.3.

A general alarm evacuation signal that sounds for all occupants in the entire premises is: ______.

A.Always a coded signal B.A Public signal The correct answer is: A public signal per NFPA 72 2016, Section 3.3.183.2. C.A Private signal D.Always a non-coded signal

The frequency of performing a visual inspection of NICAD batteries is _____.

A.Annually B.Semiannually The correct answer is: Semiannually per NFPA 72 2016, Table 14.3.1(9)(b). C.Monthly D.Weekly

Manual fire alarm stations must be inspected ______.

A.Annually The correct answer is: Semiannually per NFPA 72 2016, Table 14.3.1(17)(e). B.Semiannually C.Quarterly D.Monthly

When testing elevator recall, the elevator should go to the alternate level when _____.

A.Any of the lobby smoke detectors are activated B.The lobby smoke detector on the alternate level is activated C.The lobby smoke detector on the recall level is activated The correct answer is: The lobby smoke detector on the recall level is activated. Reference course content. D.The heat detector in the hoistway is activated

This symbol represents:

A.Aspirating smoke detector B.Beam smoke detector C.Duct smoke detector The correct answer is: Duct smoke detector. Reference NFPA 170 2015, Table 8.3. D.Radiant light smoke detector

All fire alarm system record documentation shall be stored ______.

A.At the fire alarm control panel B.At an approved location C.In the fire alarm control panel D.In a documentation cabinet The correct answer is in a documentation cabinet per NFPA 72 2016, Section 7.7.2. The location of the cabinet could be at the fire alarm control panel or an approved location.

Which of the following is not an emergency control function?

A.Audible alarm The correct answer is: An audible alarm. Reference course content. B.Air handler shutdown C.Elevator recall D.Door holder

What chapter of NFPA 72 covers definitions?

A.Chapter 1 B.Chapter 2 C.Chapter 3 The correct answer is: Chapter 3. Reference course content. D.Chapter 4

What chapter of NFPA 72 covers smoke detector requirements?

A.Chapter 10 B.Chapter 5 C.Chapter 17 The correct answer is: Chapter 17. Reference course content. D.Chapter 18

Visual inspection of batteries must include:

A.Check for corrosion B.Tightness of connections C.Electrolyte level if battery is lead-acid D.All of the above The correct answer is: All of the above per NFPA 72 2016, Table 14.3.1(9).

What drawings would show the interconnection of the detection devices and the control panel?

A.Electrical drawings B.Mechanical drawings C.Riser drawings The correct answer is: Riser drawings. Reference course content. D.Manufacturer's manuals

Which of the following are required annual tests for smoke detectors per NFPA 72?

A.Functional smoke entry test The correct answer is: The functional smoke entry test. Sensitivity testing can sometimes be extended and the magnet operated test does not substitute for the smoke entry test. Reference course content. B.Sensitivity test C.Magnet operated test

When testing a fixed temperature non-restorable line type heat detector, a(n) _____ should be used.

A.Heat gun B.Ohm meter The correct answer is: Ohm meter per NFPA 72 2016, Table 14.4.3.2.(17)(d). Do not perform a heat test. C.Calibrated device D.Volt meter

When testing the fire alarm system, the document that defines what actions are taken when a detector goes into alarm is the _____.

A.I/O Matrix The correct answer is the Input / Output Matrix (I/O Matrix). Reference course content. B.Riser drawing C.Zone layout D.Schematic

What type of detector responds best to smoldering fires?

A.Ionization B.Photoelectric The correct answer is: Photoelectric. Reference course content. C.Radiant energy D.Rate of rise heat detector

What type of device must be marked with the RTI (Response Time Index)?

A.Ionization smoke detector B.Spot type heat detector The correct answer is: Spot type heat detector per NFPA 72 2016, Section 17.6.1.4. C.Flame detector D.Carbon Monoxide detector

A private operating mode signal

A.Is only generated in the zone where the alarm is generated. B.Conveys a single discrete bit of information. C.Is generated at a constantly monitored location or locations.answer C D.Is a silent signal.

A manual fire alarm box must be red in color unless:

A.It is mounted on a red wall. B.The application prohibits the use of plastic or red paint. The correct answer is: When the application prevents the use of plastic or red paint, per NFPA 72 2016, Section 17.14.8.3. An alternate method, such as stainless steel, is permitted, if the box meets the requirements of Section 17.14.8.2. C.They must always be red. D.They are not require to be red

A projected beam sensor uses which of the following operating principles?

A.Light obscuration The correct answer is: Light obscuration design principle. Reference course content. B.Light scattering C.Ionization D.Polarization

Employers are responsible for:

A.Making personal protective equipment or hearing protection available to all employees exposed to an 8-hour, time-weighted average of 85 decibels or greater, at no cost to the employees. B.Providing an annual audiogram to all employees exposed at or above an 8-hour time-weighted average of 85 decibels. C.Providing employees with an environment free from recognized hazards. D.All of the above. The correct answer is: All of the above. Reference course content.

Audible notification appliances are tested annually by ______.

A.Measuring their maximum sound level B.Measuring their average sound level C.Verifying that they operate The correct answer is verifying they operate per NFPA 72 2016, Table 14.4.3.2.22(a).

Lead-acid batteries must be visually inspected

A.Monthly B.Quarterly C.Semiannually D.Annually The correct answer is: Monthly per NFPA 72 2016, Table 14.3.1.(9).

Sealed lead-acid batteries must be visually inspected

A.Monthly B.Quarterly C.Semiannually The correct answer is: Semiannually per NFPA 72 2016, Table 14.3.1.(9) D.Annually

NFPA 72 requires all testing and maintenance to be done by qualified personnel. Which of the following does not make a person qualified?

A.NICET Certification B.Factory training C.Bachelor's degree in Electrical Engineering (BSEE) The correct answer is: BSEE per NFPA 72 2016, Section 10.5.3.4. D.Local authority certification

How many tests are required when testing a combination smoke and CO detector?

A.One The correct answer is: Two per NFPA 72 2016, Table 14.4.3.2.17(l). B.Two C.Three D.Four

Periodic Testing records are required to be maintained for?

A.One year after the next test The correct answer is: One year after the next test per NFPA 72 2016, Section 14.6.2.1. B.One year C.Five years D.The life of the system

NFPA 170 is the standard that addresses:

A.Optional fire protection symbols for engineering drawings B.Fire protection symbols required for architectural and engineering drawings The correct answer is: Fire protection symbols required for architectural and engineering drawings. Reference course content. C.All symbols for valves and connectors D.None of the above

The SDS sheet gives the following information for a chemical:

A.Physical and chemical properties B.Physical and health hazards C.Emergency and first aid procedures D.All of the above The correct answer is: All of the above. Reference course content.

Which of the following items would NOT be inspected during a battery inspection?

A.Presence of corrosion B.Voltage The correct answer is: voltage per NFPA 72 2016, Table 14.3.1.(9). Voltage is only measured during testing and not inspection. C.Tightness of connections D.Date code

What type of instrument is normally used to test the specific gravity of lead acid battery cells?

A.Pulse load tester B.Hydrometer The correct answer is hydrometer to sample the electrolytic liquid. Reference course content. C.Voltmeter D.Ammeter

The primary purpose of periodic testing of a fire alarm system per all of the requirements found in NFPA 72 Chapter 14 is:

A.Reduce exposure to a lawsuit B.Ensure the safety of the occupants C.Prevent committing a potential criminal act D.Statistically assure it operates reliably as designed The correct answer is: To statistically assure the system operates reliably as designed per NFPA 72 2016, Section 14.2.1.4.

A heat detector that uses a thermistor is an example of a ______.

A.Restorable type The correct answer is: Restorable type. Reference course content. B.Non-restorable type C.Variable type

When drilling a hole in a 7 ft. wooden stud, what eye protection should be worn?

A.Safety goggles The correct answer is: Safety goggles. Reference course content. B.Safety glasses with side shields C.Safety glasses D.Face shield

Where in the code are the requirements for the Record of Completion documents found for the installation of a fire alarm system?

A.Section 10.4 B.Section 10.8 C.Section 7.5 Your Answer The correct answer is: Section 7.5. D.Section 4.8

What is the frequency of the test to measure the air flow through a duct detector that has sampling tubes

A.Semiannually B.Annually The correct answer is: Annually per NFPA 72 2016, Table 14.4.3.2(17)(g)(5). C.Every other year D.Every three years

An elevator recall system must be tested _____.

A.Semiannually B.Annually The correct answer is: Annually, per NFPA 72 2016, Table 14.4.3.2. C.Every three years D.Every five years

Unless specifically designed and listed for the expected conditions, smoke detectors shall not be installed if any of the following ambient conditions exist:

A.Temperature below 32°F (0°C) B.Temperature above 100°F (38°C) C.Relative humidity above 93% D.Air velocity greater than 300 ft/min (1.5 m/sec) E.All of the above The correct answer is: All of the above, per NFPA 72 2016, Section 17.7.1.8. F.None of the above

NFPA 72 does not require annual testing of all heat detectors, but two on each circuit shall be tested annually. However, each detector must be tested at least every _____ years.

A.Ten B.Seven C.Five The correct answer is: Five, per NFPA 72 2016, Section 14.4.4.5.4. D.Three

Which of the following parties is NOT normally required to be notified prior to fire alarm system testing

A.The building owner B.The AHJ The correct answer is: The AHJ per NFPA 72 2016, Section 14.2.4. C.The building occupants D.The building engineer

When the LED on a PAM relay is illuminated, it indicates ______.

A.The relay contacts are closed B.The relay contacts are open C.The relay coil is de-energized D.The relay coil is energized The correct answer is: The relay coil is energized. Reference course content. Next Question

A smoke detector fails the sensitivity test. What is the most probable cause?

A.The test unit is not working. B.The screen or vents are blocked. C.The chamber is dirty. The correct answer is: The chamber is dirty. Reference course content. D.The device is defective.

When using a ladder for electrical work, which of the following is correct?

A.Tie off with a lanyard B.Rails must be non-conductive The correct answer is: Rails must be non-conductive. Reference course content. C.Rubber feet are required on the ladder D.Always use a wooden ladder

The primary premise behind OSHA is:

A.To provide a safe working environment for employees of a company. B.To show that there is an obligation and responsibility of the employer to provide first aid training and equipment in the workplace. C.To communicate that your personal safety is still your individual responsibility. D.To set and enforce workplace health and safety standards. E.All of the above. The correct answer is: All of the above. Reference course content.

Carbon monoxide detectors used for the toxicity from gas fired heating equipment must be tested annually per NFPA 72.

A.True B.False The correct answer False. NFPA 72 only covers the testing requirements for CO detectors used in detecting fire. Detectors installed for toxicity/life safety are tested per NFPA 720 requirements. Reference course content.

When sealed lead acid batteries are in environments warmer than 80 degrees F, their capacity increases

A.True B.False The correct answer True. While the capacity increases, it is estimated that the life of the battery is halved approximately for every 18 degrees over room temperature. Reference course content.

The term "should" in an NFPA standard or code means it is a requirement

A.True B.False The correct answer is False. The term "shall" indicates a requirement and the term "should" indicates a recommended practice. Reference NFPA 72 2016, Sections 3.2.6 and 3.2.7.

If an aerosol smoke product is listed and labeled for smoke detector testing, it can be used to test any manufacturer's smoke detector.

A.True B.False The correct answer is: False. The aerosol must be acceptable to the manufacturer or in accordance with their published instructions per NFPA 72 2016, Table 14.4.3.2(17)(g)(1).

The owner's manual shall include step-by-step instructions detailing the testing and maintenance procedures, and the intervals, at which these procedures shall be performed, for each type of device installed.

A.True The correct answer is True per NFPA 72 2016, Section A.7.5.3(1). B.False

All tools (hand, electric, power-actuated, fuel-powered) used at a worksite, whether furnished by the employee or the employer, are to be covered under the regulations set out by OSHA.

A.True The correct answer is: True. Reference course content. B.False

The fire hat warning light will come on when the lobby smoke detectors are activated. A.True

A.True The correct answer is: True. The warning light will come on when Phase I recall is activated, and will remain activated until the elevator car is restored to automatic operation. The warning light will flash intermittently when an initiating device in a machine room, control space, control room or hoistway initiates Phase I recall, only in the elevator car with equipment in that machine room, control space, control room or hoistway. Reference course content. B.False

An electrician is going to replace a fire alarm control panel supplied by a 120 volt ac source. What safety precaution should be taken prior to replacement?

A.Turn off the source of power and test for voltage. B.Disconnect the hot wire, insulate it, then disconnect neutral. C.Lock out and tag out the power source. The correct answer is: Lock out and tag out the power source. Reference course content. D.Make sure you are standing on an insulated surface.

An electrician is going to replace a fire alarm control panel supplied by a 120 volt ac source. It is not possible to disconnect the power source. What safety precaution should be taken prior to replacement?

A.Turn off the source of power and test for voltage. B.Disconnect the hot wire, insulate it, then disconnect neutral. C.Make sure you are standing on an insulated surface. D.Wear proper PPE and follow all pertinent rules per NFPA 70E. The correct answer is: Wear proper PPE and follow all pertinent rules per NFPA 70E. Reference course content.

Personal safety is _____.

A.Your responsibility The correct answer is: Your responsibility. Reference course content. B.The employer's responsibility C.Yours and your employer's responsibility

You are conducting an annual test of a DACT. After disconnecting the secondary means of transmission from the DACT, verify indication of the DACT trouble signal occurs at the premises fire alarm control unit within _____ minutes of detection of the fault.

of the fault. A.1 B.2 C.4 The correct answer is: Four, per NFPA 72 2016, Table 14.4.3.2(4)(b). D.6