Fire Alarm level 1 quizzes
Which of the following is true about a DC series circuit? A) current only flows in one direction B) voltage across each element in the circuit is equal. C) The total current flow of circuit is equal to the sum of the current flow through each element. D) current flows in multiple directions.
A) Series circuit has the characteristic of only having one path of current flow. DC circuit basically means the direction of the current will be in one direction.
If the combination audible/visible appliances are installed, the location of the installation appliance shall be determined by the requirement of A) audible appliances B) visible appliances C) the NEC D) the AHJ
Answer is B. NFPA 72 2016 18.4.8
Most commercial buildings deal with non-sleeping areas. Here, strobes must be installed mounting height above the finished floor? A) 88- 96 B) 85 -97 C) 88- 100 D) 80-96
Answer: D) 80 inches to 96 inches
The four basic shapes of electrical boxes are squared, rectangular, round, and _________________. A) oval B) octagonal C) ellipse D) diamond
B)
how shall sprinkler waterflow devices be tested? A) a sprinkler head shall be activated B) water shall be flowed from the inspector's test valve C) short across the auxiliary "test" terminals of the switch D) start the fire pump to test the water
B)
The alarm audible signal now pattern use to notify building occupants of the need to evacuate shall be the standard alarm evacuation signal consisting of an A) two pulse temporal pattern B) three pulse temporal pattern C) accompanying viable signal D) voice evacuation instructions
B) NFPA 72 index~> audible notification appliance ~> distinctive signals
What is the maximum numbers of 12 AWG THHN conductors that can be installed in 1 inch EMT? A) 16 B) 26 C) 45 D) 50
B) NEC Annex C: locate Table C.1 for EMT
PLFA conductors shall be solid or stranded___________. A) Aluminum B) Copper C) copper or aluminum D) 14 AWG
B) NEC index~> Fire alarm system~> Power limited circuits ~> Listing 760.179
Under what condition or heat detectors permitted to be installed on the bottom of beams? A) we are beams are less than 12 inches. In depth in less than 6 feet on center. B) where beams are in less than 12 inches in depth and less than 8 feet on center. C) we are beams are less than 12 inches in depth and less than 10 feet on center. D) Under no condition
B) NFPA 72 Index under Heat Detectors ~> Location... 17.6.3.
Batteries shall be marked with the_________________. A) month/year of manufacture B) month/year of installation C) Day/year of manufacture D) Day/year of installation
B) NFPA 72 index: Batteries 10.6.10.1.1
Which of the following fire alarm circuits does not include a redundant path? A) class a B) class b C) class X D) all of the above
B) NFPA 72 index: paths~> Classifications~> 12.3
When running fire alarm wiring, which of the following are acceptable? A) attaching the wiring to existing conduit B) attaching the wiring to the sprinkler piping. C) attaching the wiring to the building structure. D) all of the above are acceptable.
C)
The cable shall have a voltage rating of not less than A) 120 volts B) 240 volts C) 300 volts D) 600 volts
C) Index under ~> Fire Alarm system ~> Power-limited circuit ~> Listing 760.179
NPFLA Circuit overcurrent protection shall not exceed______ amperes for 18 AWG conductors and ________ amperes for 16 AWG? A) 7, 9 B) 5, 10 C) 7, 10 D) 15, 20
C) NEC INDEX UNDER: Fire alarm system> Non power-limited Circuits > Overcurrent protection 760.43
Single PLFA conductors shall not be smaller than _________ AwG. A) 22 B) 20 C) 18 D) 14
C) NEC INDEX: Fire alarm system> Power limited circuits > conductors > sizes 760.142
A ceiling mount horn/strobe light was selected to be installed on a 40 foot high ceiling. Which mount best match NFPA 72 requirement? A) Mount horn/strobe night on the 40 foot ceiling B) Suspend horn/strobe light at or below 35 feet C) suspend horn/strobe light at or below 30 Feet D) suspend Horn/strobe light at or below 20 feet.
C) NFPA 72 Index: Visual notification ~> appliances ~> location... 18.5.5.
Duct type smoke detectors shall be tested? A) monthly B) semiannually C) annually D) according to AHJ
C) NFPA 72 Keyword is testing, table: 14.4.3.2
Fire-warning equipment to be installed in residential occupancy shall produce the audible emergency evacuation signal described in A) NFPA 101 B) NFPA 72 C) ANSI S3.41 D) OSHA
C) NFPA 72 index residential occupancies Under Household fire alarm system
The horn was installed to provide notification for a sleepy area. According to NFPA 72, what is the minimum sound level, in DB, announce above average ambient sound level? A) 5 db B) 10 dB C) 15 db D) 20 dB
C) NFPA 72 index: Audible notification appliances> Sleeping areas... 18.4.5.
Strobe nice shall be visibly inspected by___________________. A) confirming that the pole appliance is not physically damaged. B) confirming that the candela meeting marking agrees with the NFPA 72 C) confirming that the candela rating marking agrees with the approved drawings. D) Confirming that the AHJ has approved its location.
C) NFPA 72 keyword: visual inspection: 14.3.1. find the answer under Method.
After a fire alarm system is installed, where should the record documentation be stored? A) at the local fire department B) at any location as long as the AHJ is noticed C) in a document cabinet at the protected premises. D) On an offsite location owner by the building owner
C) NFPA 72 under index: records > retention 7.7.
According to NPFA 72, the minimum number of restorable fixed-temperature spot-type heat detectors that must be tested during each annual test is: A) all detectors must be tested B) one detector on each initiating device circuit C) two detectors or more on each initiating device circuit D) 75% of all detectors on that circuit
C) NFPA 72: index Heat detectors> inspection, testing 14.4.4.5
Class X circuit using physical conductors shall be installed such that the outgoing and return Conductors, existing from and returning to the control unit, are _________________. A) rated for 300 volts B) ran together within the same race way or cable C) routed separately D) protected in a raceway
C) NFPA72 index: under circuits.
Conductors returning to the fire alarm control panel from the last field device on the circuit might indicate a ______ circuit A) class A B) class B C) class I D) class 3
Class A (A)
All supports bolts, straps, fitting or other enclosures a bushing shall be of materials.
Corrosión resistant NEC 2008 344.10 (B)(1)(D)
Ceiling mounted heat detectors shall be located at least_________ inches away from any sidewalls? A) 12 feet B) 8 feet C) 6 feet D) 4 feet
D)
If a system malfunction is not corrected at the conclusion of inspection, testing, or maintenance, the __________ shall be notified in writing within 24 hours. A) AHJ B) building owner C) central station D) all of the above
D)
Ohm's law is ___________ A) E=I/R B) I = ÉR C) E= R/I D) E= IR
D)
When installing heat detectors on a peak ceiling, a row of detectors shall be located: A) within 3 feet of the low side B) on the side wall of the low side C) within 1/2 the listed spacing of the peak D) within 3 feet of the peak
D)
Which of the following is acceptable substitution for FPLR? A) FPL B) FPLP C) CMP D Both b & C
D)
Which of the following requirements is true? A) Each floor of the building shall be zoned it separately B) All unoccupied area shall be zoned separately C) nine type in spot type heat detectors Shall be zoned separately D) all of the above are true
D)
Which Characteristic it's true about a parallel circuit? A) the sum of the voltage across each branch is equal to the total voltage. B) The total resistance of the circuit is the sum of the individual resistors of the circuit. C) the sum of the currents in each branch is equal to the total circuit current. D) none of the above
D) A Parralel circuit has several branches The total current of the circuit splits through each branch. Adding the currents in each branch will results in the total current flow of the circuit.
The standard evacuation signal shall be synchronization within a _______________________. A) building B) protested premises C) circuit D) notification zone
D) Index~> Evacuation signals ~> Distinctive 18.4.2
When installing fire alarm cables, which of the following methods of support is acceptable? A) strap the cables to a nearby conduit B) tape the cables to conduit C) attach the cables to conduit D) none of the above
D) NEC Index: Fire alarm system> Power limited cables> conductors> Support 760.143
NPLFA circuit conductors shall be rated for_____________ A) 120 volts B) 240 volts C) 300 volts D) 600 volts
D) NEC Index: ~> fire alarm system~> Non-power limited circuits ~> conductors 760.49(B)
Fire alarm cables were installed using RMC. What must be installed will provide when the conduit is terminated at boxes, fittings and or other enclosures? A) Conduit supports straps within 1 foot of weird that conduit terminates. B) expansion fittings for the Conduit C) bushings to protect the fire alarm cables/conductors only if the conduit is 1 inch or more. D) Bushings to protect the fire alarm cables/conductors regardless of the RMC trade sizes
D) NEC Index~> Rigid Metal Conduit~> installation
FPLP Type keyboard used for fire alarm system are permitted to be substitute by _______________ type cables. A) FPL B) FPLR C) CMR D) CMP
D) NEC index: FIRE ALARM SYSTEM ~> POWER LIMITED CIRCUITS ~> cable substitutions Table: 760.154
NPLF circuit conductors shall be no smaller than ______________. A) 12 AWG B) 14 AWG C) 16 AWG D) 18 AWG
D) NEC index: Fire alarm system ~> non power limited circuits ~> Conductors 760.49
Strobe lights installed in corridors shall have a candela rating of ___________________. A) Not more than 30 CD B) not less than 30 CD C) not more than 15 CD D) Not less than 15 CD
D) NEC index: Visual notification appliances~> Corridor spacing.... 18.5.5.5
The handle of a manual pull station initiating device shall be mounted not less than ____ inch and not more than _____ inches from the finished floor. A) 40/48 B) 42/46 C) 40/46 D) 42/48
D) NFPA 72 Manual alarm boxes look under mounting box
If the system impairment occurs, the owner must be notified_______ within ___________. A) verbally/24 hours B) in writing/4 hours C) verbally/4 hours D) in writing/24 hours
D) NFPA 72 go to index: impairments (D)
Secondary power supplies for an emergency voice/alarm communications fire alarm system shall be capable of operating for minimum of ______ of standby followed by ______ of alarm. A) 48 hours/5 mins B) 48 hours/15 mins C) 24 hours/5 mins D) 24 hours/15 mins
D) NFPA 72 go to index: secondary power supply: 10.6.7
What is the temperature classification 1? Heat detector that is red in color? A) ordinary B) intermediate C) High D) extra High
D) NFPA 72 index Heat detectors > Temperature classification > table 17.6.2.1
Test of all circuits extending from the central station shall be made out into for all of no more than_______________. A) six hours B) eight hours C) 12 hours D) 24 hours
D) NFPA 72 index ~> circuits ~> testing table 14.4.3.2
Troubles signals and their restoration shall be indicated within ____________________ at the fire alarm control panel for protection premises alarm systems. A) 10 secs B) 60 secs C) 90 secs D) 200 secs
D) NFPA 72 index~> Trouble signals~> 10.14, 10.18.1
According to NFPA 72, what is the maximum amount of allowable spacing for a spot type heat detector that is listed for 50 foot spacing if it is to be installed on a 25 foot ceiling that is smooth and flat? A) 50 feet B) 33 feet C) 26 feet D) 23 feet
D) NFPA 72 table 17.6.3.5.1 tell us that for a ceiling height Greater than 24 feet we should multiply the detector listed spacing by 0.46 50 feet x 0.46 = 0.23 feet
Smoke detectors That have previsión for field adjustment sensitivity shall have an adjustment range of__________ per foot obstruction. A) not more than 0.7% B) not more than 0.6% C) not less than 0.7% D) not less than 0.6%
D) NFPA 72 under Index smoke detectors > Sensitivity 14.4.4.3
audible characteristics: the total sound pressure level produced by combining the ambient sound pressure level with all audible notifications appliances operating shall not exceed _____ dBA. A) 60 dBA B) 80 dBA C) 100 dBA D) 110 dBA
D) NFPA 72: 18.4.1.2
Carbon Monoxide (CO) is best to be installed in certain locations: A) on the ceiling in the same room as permanently installed fuel-burning appliances, and B) centrally located on every habitable level and in every HVAC Zone of the building C) outside of each sleeping areas within 21 feet of any door to a sleeping room. D) other locations where required by applicable laws, codes or standards E) all of the above
E.
Penetrations through rated walls, ceilings and floors shall be
Fire stopped EC: 760.13 (c)(1)
What does GFCI stand for?
Ground fault circuit interrupter
Fire alarm cable are permitted to be strapped to conduit to support the cable? A) true B) false C) only when the cable is within a dropped ceiling
NEC: go to index: fire alarm systems> power limited circuits > conductors support: (B)
When testing a water level supervisory Switch serving a pressure tank, a single shall indicate if the water level. from the required level. A) rises or falls 3 inches B) rises over 4 inches C) rise over 12 inches D) rise of fall la over 12 inches
NFPA 72 Index: testing: water level switch: to find answer under Method. (A)
The secondary power supply for protected permises shall automatically provide power within ________ seconds when the primary power fails. A) 5 B) 10 C) 60 D) 90
NFPA 72 Go index: power supplies: (B)
Under which of the following condition shall spot-type smoke detectors NOT be installed? A) when the temperature is above 50 degrees Fahrenheit B) when the relative humidity is 90% C) when the temperature is above 101 degrees Fahrenheit D) when the relative humidity is below 93%
NFPA 72 can't installed the smoke detectors above the 100 degrees Fahrenheit.
What's color code requirement for a spot-type heat detector rated at 200 degrees Fahrenheit? A) white B) blue C) red D) green
NFPA 72 index Heat detectors > color coding: (A)
Two resisters are connected in parallel. R1 = 300 OHMS, R2 = 300 OHMS. What is their equivalent resistance? A) 600 B) 300 C) 150 D) 100
R= 300 OHMs /2 =150 ohms
What color is the fire alarm boxes shall be In color?
Red 2014 BC 907.4.2.3
Covers of the boxes, enclosures and cabinets shall be painted And permanently identified as to use.
Red E.C. 760.131 (c)(1)
Where detectors are installed but not operational during construction, they shall be __________________________________. (a) protected from construction debris, dust, dirt, and damage in accordance with the manufacturer's recommendations. (b) verified to be operating in accordance with the listed sensitivity. (c) replaced prior to the final commissioning of the system. (d) all of the above.
index to locate our keyword: detectors, which points us to various types of detectors. Consulting keyword Smoke Detectors, leads us to Smoke Detectors -> Installation...17.7.1.4 to 17.7.1.11. Browsing each of those sections brings us to the correct answer: (d).
A speaker/strobe (alarm notification appliance) was installed in a gymnasium of a school. The design engineer has specified the appliance to be protected from flying objects using a wire guard. According to NFPA 72, If guards, covers, or lenses are employed, they shall ____________________. (a) be listed for use with the appliance. (b) be of a different color than the installed appliance. (c) be installed only when approved by the AHJ. (d) be at least twice the size of the installed appliance.
index we arrive at the keyword: Notification Appliance -> Protection ... 18.3.4 to find the answer: (a).
FLP conductors shall not be smaller than AWG.
18 Awg NYC E.C. 760.0142
Wall mounted appliances shall be mounted such that the entire lens is not less than inches and not greater than Inches in AFF.
80 inches & 96 inches NFPA72 18.5.5.1
An initiating device which is destroyed as a result of its operation is what type? A) nonrestorable B) spot-type C) line type D) Heat Detector
A)
If the operation of a device, circuit, fire alarm control unit function, special hazard system interface is simulated during a test, what should done on the inspection record? A) a simulation test cannot be done! B) it shall be note on the Test form that the operation was simulated. C) You must notify the AHJ in writing within 24 hours. D) Notify the system owner in writing within 12 hours.
B) NFPA 72 under index: records - simulated operation mode
Otherwise, recommended by the manufacturer's published instructions, single and multiple-station smoke alarms installed in one or two-family dwellings shall be replaced every A) 10 years from the date of installations B) 10 years from the date of manufacture C) 5 years from the date of installations D) 5 years from the date of manufacture
B) NPFA 72 index: single-station alarm scroll through to section: 14.4.5.4.1
Smoke detectors shall not be installed if ________________. A) The temperature is below 33° F. B) The temperature is above 101° F. C) That relative to only humidity is above 85 percent D) Air velocities greater than 200 ft/min
B) NPFA 72 ~> Smoke detectors ~> installation
Who is responsible for maintaining personal protective equipment? A) the employer B) the employee C) OSHA D) safety director
B) employees is responsible for PPE.
Inspection, testing, or maintenance, of the fire alarm system Should be permitted to be done by the building or system owner or a person or organization other than the building or system owner if A) authorized by the AHJ B) conducted under a written contract C) accepted by the local fire department D) the organization is licensed to installed fire alarm system equipment
B) index under testing: NFPA 72
Transformers or other devices on the supply side of the PLF a power source shall be protected by be overcurrent device rated at no more than_____________ amperes. A) 5 B) 10 C) 20 D) 30
C) NEC index: fire alarm system~> Power-limited circuit~> Wiring methods & materials ~> supply size 760.127
A grounding electrode shall not be less than: A) 4 feet B) 6 feet C) 8 feet D) 10 feet
C) NFPA 70 250.52
The fire alarm service provider shall report to the AHJ any fire alarm system that is out of service for more than___________. A) 1 hour B) 5 hours C) 8 hours D) 24 hours
C) NFPA 72 Index ~> impairments 10.21
Manual Fire alarm boxes shall be located within_______ of the exit doorway. A) 4 feet B) 4 feet, on the outside of the doorway C) 5 feet D) 5 feet, on the inside of the doorway
C) NFPA 72 Index: Manual Alarm boxes: 17.14.5
Where non power-limited wiring is installed exposed, it must be mechanically protected within_of the finished floor. A) 7 feet B) 8 feet C) 9 feet D) none of the above
(A)
Household fire alarm system smoke detectors shall be tested by a Technician. A) quarterly B) monthly C) semiannually D) annually
(D) under keyword Testing: NFPA
Remote annunciators shall be ______________?
(a) mounted at least 42 inches above grade. (b) painted red and locked. (c) be installed readily accessible to responding personnel (d) be installed accessible to building personnel..
Unless otherwise required by the AHJ, only the elevator lobby, elevator hoistway, and elevator machine room smoke detectors, or other automatic fire detection, shall be used to________________________. a. Send a specific and coded signal to the FACP. b. Recall elevators to the fire fighter's service. c. Activate the lobby, hoistway and machine room smoke relief equipment. d. Shut-off the primary power control circuits to the elevator.
(b) NFPA 72 2013 21.3.3
According to NFPA 72, testing wreckers of the fire alarm system shall be coming until the next test and _____ thereafter. A) 1 year B) 2 years C) 3 years D) 5 years
1 year (A) under the index: records.
Heat detectors should be selected to operate at least_____ degrees F above the maximum expected ambient temperature at the ceiling of the protected space. A) 10 degrees f B) 15 degrees f C) 20 degrees f D) 25 degrees f
20 degree F (c)
What size is raceways when it installed shall be minimum Trade size.
3/4" EC 2011 760.24
What is the height of the manual fire alarm boxes shall be a minimum of and a maximum of Inches, measure vertically from the floor level to the activation handle or leveler of the box.
42 inches to 48 inches 2014 B.C 970.4.2.2
Manual fire alarm boxes shall be installed / located within _____ ft of each exit doorway on each floor
5 feet within.
In every building or to structure exits shall be so arranged and maintained as to provide free and unobstructed engress from all parts of the building or structure. A) at all times when it is occupied B) during construction only C) that is accessible to personnel D) none of the above
A)
The fire alarm system primary power branch circuit disconnecting means must be _____ in color. A) red B) blue C) green D) color is chosen by the manufacturer of the system
A)
The fire alarm circuit disconnected shall be permitted to be secure in the_____ position. A) on B) off C) middle D) down
A) NEC Index: Fire alarm system ~> Non-power-limited circuits > Power 760.41
PLFA cables shall be permitted to be in stall together with class one, NPLFA a comma and medium power network powered broadband communications circuit where, _____________________ A) the cables are separated by a barrier B) the cables are labeled with at least 600V C) the cables are for fire alarms system use only D) none of the above
A) NEC Index~> fire alarm systems ~> power limited circuits~> conductors 760.136(B)
Fire alarm cables installed in duct used for environmental air shall be type________________. A) FPLP B) FPLR C) NPLFR D) FPL
A) NEC index: under fire alarm systems ~> Power limited circuits~> installations 760.133
If guard are used to protect a notification appliance such as a strobe light, it shall ___________________. A) be listed to be used with their appliance B) be of metal only C) Be used on notification appliance that are mounted no higher than 90 inches above finish floor D) guards are not allowed on notification appliances.
A) NFPA 72 Index~> visual notification appliance ~> Protection
An abnormal condition in a system due to a fault is known as a _____________. A) Trouble condition B) alarm condition C) pre-alarm alarm condition D) Abnormal condition
A) NFPA 72 Chapter 3: Definitions ~> Conditions ~> 3.3.61.1.4
The secondary power supply for supervisory station Shall be capable of supporting operations for a minimum of _________________. A) 24 hours B) 12 hours C) 2 days D) 4 days
A) NFPA 72 Index: under Secondary (standby) power supply. 10.6.7.2.1.3
A slope ceiling is a sealant that has a slope of more than__________. A) 1 in 8 B) 1 in 7 C) 1 in 6 D) none of the above
A) NFPA 72 Under index: Sloping Ceiling > Definition 3.3.36.2
When the detectors are installed on a peak ceiling, a row of detectors shall be located within________ of the peak of the ceiling. A) 3 feet B) 5 feet C) 4 feet D) 6 feet
A) NFPA 72 index Heat Detectors> location....17.6.3
Service personnel shall be qualified and _____________. A) experience B) certified C) license D) bonded
A) NFPA 72 index: Personnel> Service Personnel 10.5.3, 14.2.3.6, 27.3.7.3
A ceiling shall be treated as a smooth ceiling if the beams project no more than___________below the ceiling. A) 4 inches B) 5 inches C) 6 inches D) 8 inches
A) NFPA 72 index: ceilings; smooth ceilings~> Definition~> 3.3.38.3
The maximum 12 foot distance to the nearest Manual fire alarm box shall not exceed __________, measured horizontally on the same floor. A) 200 feet B) 300 feet C) 350 feet D) 400 feet
A) NFPA 72 index~> manual alarm boxes ~> location
Which type of drawing typically shows correct conductors counts? A) as built B) point to point C) riser diagram D) structural drawing
A) NTC BROWN BOOK
What is the maximum number of 12-gauge THHN conductors that can be installed in 1 inch EmT? (A) 26 (B) 35 (C) 19 (D) 32
(26) NEC 2014 Annec C look Table C.1
Who is responsible for stored and maintaining testing records of the fire alarm system? A) the AHJ B) the conductor who installed the fire alarm system C) the owner of the system D) the monitoring company contracted by the owner
The owner of the system.
What is the another word for Carbon Monoxide detector called?
The silent killer.
Where smoke detectors are installed in concealed locations more than ____ above the finished floor or in arrangements where the detector's alarm or supervisory indicator is not visible to responding personnel, the detectors shall be provided with remote alarm or supervisory indication in a location acceptable to the authority having jurisdiction. (a) 3 feet (b) 5 feet (c) 10 feet (d) 12 feet
keyword: Smoke detectors when looking through the index to come across a number of sections. Browsing through each of the listed sections, we arrive at the answer of (c). Identification of which smoke duct detector has initiated an alarm condition is crucial because the fire causing the alarm may be located away from the actual duct smoke detector and it's associated air handling unit.
