Texas Fire Alarm Rules and Statutes Exam Questions & Answers Graded A+

Both audible and visual alarm indication shall be supervised - ANSWERTrue Speakers are permitted for voice communication only - ANSWERFalse Private Mode audible signal appliance minimum sound level of - ANSWER45 dBA at 10' -- 10 dBA above average, 5 dBA above maximum sound level; whatever is greater measured at 5' above floor. A signal indicating an emergency requiring immediate action is an - ANSWERalarm signal Where Public Mode audible appliances are installed they shall be ____________ above average ambient sound level - ANSWER15 dBA An alarm silencing switch, a means for silencing the trouble notification appliance shall be permitted only if _________ - ANSWERIt is key-operated or located within a local cabinet It will give a trouble signal if left in the "silence" position when no alarm exists It will transfer indication of an alarm to a visual indicator What is the sound made by one or more audible notification appliances such as bells or horns in response to the operation of an initiating device? - ANSWERAudible alarm Where audible appliances are installed in mechanical equipment rooms, the average ambient sound level is - ANSWER85 dBA Alarm sounding appliances are installed in mechanical equipment rooms, the average ambient sound level is? - ANSWER85 dBA Wall mounted audio/visible notification appliance must be at least 6' 8" above the floor but not more than ____________ above the floor - ANSWER96" Sleeping area where audible appliances are installed shall be ____________ above the average ambient sound level - ANSWER15 dBA The light appliance source color shall be clear or nominal white and shall not exceed - ANSWER1000 candela Where ceiling heights allow, wall mounted audible appliances shall have their tops above the finished floors at heights of not less than - ANSWER90" Wall mounted telephone where accessible to the general public, one telephone per location shall be no higher than - ANSWER48" Wall mounted visible notification appliance must be at least 6' 8" above the floor but not more than _______ above the floor - ANSWER96" The visible appliances shall be located no more than ____________ from the end of the corridor with separation no more than __________ between visible appliances - ANSWER15', 100' In a dwelling unit the detectors shall be wired in such a manner that actuation of one alarm will actuate _________ alarms - ANSWERAll Loud speakers shall have a mounting height of _____ or _____ below the ceiling - ANSWER90", 6" Household Audible alarms must produce a prevailing sound higher than ______ at 10' - ANSWER75 dBA Audible alarms may have a mounting heights of ____ or ____ below the ceiling - ANSWER90", 6" An average ambient sound level greater than ______ shall require the use of a visible notification appliance - ANSWER105 dBA Manual fire alarm boxes shall not be mounted less than 3-1/2' and not more than 5' above the finished floor - ANSWERFalse All fire detection devices shall be listed or approved for the purpose for which they are intended - ANSWERTrue A detector should not be recessed in any way unless they have been tested for such a mounting - ANSWERTrue Partitions which do not extend to the ceiling and are 18" or more from the ceiling are considered not to have an effective smoke travel to warrant a reduction of spacing - ANSWERFalse Smoke detectors listed or approved exclusively for door release service shall not be used for open area protection - ANSWERFalse Smoke detectors placed in areas used to handle environmental air, such as plenum ceiling, may be substitute for open area protection - ANSWERFalse Manual fire alarm boxes shall not be mounted less than 3-1/2' and not more than 4' above the finished floor - ANSWERTrue Smoke detector listed exclusively for door release shall be used for open air protection - ANSWERTrue Manual pull station shall be located as near as possible and not more than five feet from each exit - ANSWERTrue Detectors shall not be recessed in any way unless they have been tested and listed for such mounting - ANSWERTrue The detector sensitivity cannot be tested or measured using any spare device that administers an unmeasured concentration of aerosol into a detector - ANSWERTrue How far from the doorway shall a Manual fire alarm station be mounted - ANSWER5' or as close as AHJ says What kind of detectors are used for door closer operation - ANSWERPhotoelectric or Ionization When there is more than a _____ inch depth partition over a door or double-doors two detectors must be installed - ANSWER24 A bimetallic heat detector is an example of a - ANSWERSpot-type detector Vane type flow switch have no longer than _____ to initiate alarm - ANSWER1-1/2 minutes Smoke detector must be tested every - ANSWER1 year The principles of a smoke sensing fire detector are - ANSWERIonization, Photoelectric, and Projected beam Sensitivity in smoke detectors and single & multiple-station smoke alarms in other than 1&2 family dwellings shall be checked within _____ year or years after installation - ANSWER1 year Type of detector that should be installed six feet away from a florescent fixture - ANSWERPhotoelectric A spot-type heat detector located on a wall, shall not be more than _____ inches from the ceiling - ANSWER12 A type of smoke detector which uses a small amount of radioactive material is a - ANSWERIonization detector With a peak ceiling, heat and smoke detectors shall be located within _____ of the peak, measured horizontally - ANSWER3' A spot-type smoke detector located on a ceiling or, if on a sidewall, between the ceiling and _____ down from the ceiling to the top of the detector - ANSWER12" Flame detectors which respond to radiant energy outside the range of human vision are - ANSWERInfrared and Ultraviolet detectors Smoke detectors shall not be located - ANSWERNear air supply diffusers When beams project more than _____ inches below the ceiling and are more than 8' on center, each bay formed by the beams shall be treated as a separate area for heat detectors - ANSWER18 When manual fire alarm boxes are used, the distance between boxes will not be in excess of _____ - ANSWER200' A water flow device should be field adjusted so that an alarm is initiated in no more than _____ seconds - ANSWER90 Smoke detectors shall not be located directly in the air stream of _____ - ANSWERSupply registers Detectors shall not be installed until after - ANSWERFinal clean up of all trades A flow switch is a _____ type of device - ANSWEROn/Off A heat detector integrally mounted on a smoke detector shall be listed for approved for not less than ______ feet - ANSWER50 Detectors for common return systems should be installed up to ______ in front or behind openings - ANSWER12" Detectors listed for ducts shall be located _____ the last inlet or outlet upstream and the first inlet or outlet downstream of the damper - ANSWERBetween Smoke detector sensitivity shall be tested _____ - ANSWERWithin one year of installation and every other year thereafter A line-type obscuration smoke detector, where the light beam is projected across the area to be protected detector - ANSWERProjected beam smoke detector When manual fire alarm boxes are used, the distance between boxes will not be in excess of _____ feet - ANSWER200 A device which detects the visible or invisible particles of combustion is a _____ detector - ANSWERSmoke Manual fire alarm boxes shall not be less than _____ inches and not more than _____ inches above the floor level - ANSWER42 and 48 Single and multiple station smoke alarms shall be tested, after the initial installation test, every - ANSWERYear Fixed-temperature restorable bimetallic type heat detectors can be tested by what means? - ANSWERHair Dryer Smoke detectors have a radius of _____ feet - ANSWER15 When materials _____ react to simpler compounds _____ is produced - ANSWERExothermically, heat What are the three sides of a fire triangle - ANSWERFuel, ignition source, oxygen What type of detector is suited for an atrium location - ANSWERProjected beam A condition where a burning fuel produces smoke without flames is known as - ANSWERPyrolosis What kind of detector is most appropriate for an elevator lobby in an apartment building - ANSWERSpot-type According to the NFPA 90A, HVAC systems that deliver over _____ CFM genereally require _____ shutdown and _____ side smoke detection during a fire alarm situation - ANSWER2000, Fan, Supply side smoke detection Stair pressurization is an example of - ANSWERSmoke control Where a "1" indicates a single tap of a code wheel, a "" signal from a street box generates what box number at the public fire dispatch center - ANSWER3521 Street boxes transmit their unique coded number a minimum of _____ times - ANSWER3 The first public fire reporting system was installed in - ANSWERBoston A central station must have a minimum of _____ operators on duty at all times, and must have a minimum of _____ means of re-transmission - ANSWER2, 2 ______ fire alarm supervising stations only monitor accounts ______ - ANSWERProprietary, under the same ownership The primary means of communication for a DACT must be a - ANSWERLoop start telephone line A DACT requires a minimum of _____ means of communication between the protected premises and the fire alarm supervising station - ANSWER2 A DACT may take up to _____ seconds per dialing attempt - ANSWER90 The primary purpose of dwelling fire warning equipment is _____ - ANSWERLife safety Multiple-station smoke alarms for dwelling use cannot be _____ between individual dwelling units - ANSWERInterconnected The National Institute of Standards and Technology conducted test on smoke alarms in the _____ in the 1970's - ANSWERIndiana Dunes Heat detectors installed in an attic with a maximum ambient temperature of 120 degrees Fahrenheit must be designed and rated to operate at a minimum temperature of _____ degrees Fahrenheit - ANSWER145 Smoke detectors installed within _____ feet of a cooktop or range must be of the _____ type - ANSWER21, photo Dwelling smoke alarms must produce an audible _____ signal for at least _____ minutes - ANSWEREvacuation, 4 Rechargeable power supplies for smoke alarms must recharge in _____ hours or less when connected to a _____ portion of branch circuit - ANSWER4, switched Who is the responsible party to ensure that the fire alarm system is property inspected, tested, and maintained - ANSWERSystem Owner What is a reacceptance test - ANSWERA test that is conducted immediately after changes to a fire alarm system Non-restorable heat detectors are tested by - ANSWERLaboratory testing a sample What are the four things a contractor must provide at the time an owner accepts the fire alarm system - ANSWEROperation/maintenance manuals Record of completion Record of inspection and testing Site specific software How long must an owner retain records for a fire alarm system - ANSWERThe life of the system What is the basic method of trouble shooting an open on a fire alarm signaling line circuit - ANSWERUse software to determine what devices fail to report Improperly connected or grounded shields often result in - ANSWERErratic operation Ground faults are commonly caused by what three things - ANSWERConduit burs Improper insulation types Wet conduit Testing smoke detectors with a can of smoke is a _____ test - ANSWERFunctional A single open circuit on a Class A fire alarm circuit results in - ANSWERA trouble, but all devices/appliances operate Public fire reporting systems operate on a _____ mA DC loop - ANSWER50 What are three methods of preventing smoke migration - ANSWERFan shut down Smoke Exhaust Stair pressurization Central station service has _____ elements - ANSWER6 Smoke detectors must be installed within _____ feet of a door to a sleeping room - ANSWER21 Wall mounted heat detectors must be mounted between _____ and _____ inches from a ceiling - ANSWER4, 12