Fire Alarm Expert Roy Pollack Tests
Fire alarm expert Roy Pollack tests your knowledge of some of the fire alarm system basics.
- 1.A magnetic switch that closes upon the proximity of a magnet is considered a ____ switch.
- A.
Normally Open
- B.
Normally Closed
- C.
Class A
- D.
Class B
- 2.A smoke detector is a device suitable for connection to a circuit that has a sensor that responds to a physical stimulus.
- A.
True
- B.
False
- 3.A control panel has an auxiliary output power rating of 750mA and an audible circuit output of 1/4 Amp. The installation includes one keypad @ 300mA, four motion detectors @30mA each, and a siren of 100mA. The panel itself draws 0.1 Amps. After doing the battery calculations, you determine
- A.
The panel’s capacity is overdrawn.
- B.
The panel’s capacity is sufficient.
- C.
Another power supply is needed.
- D.
Insufficient information exists.
- 4.A ____ fire alarm circuit uses two wires that 1.) start on two terminals at the panel, 2.) go out to devices and 3.) return to the panel on two different terminals.
- A.
Class A
- B.
Class B
- C.
Class C
- D.
Class D
- 5.Battery calculations are necessary for only commercial fire alarm systems.
- A.
True
- B.
False
- 6.The phrase “Authority having jurisdiction” normally refers to:
- A.
The fire inspector
- B.
The owner
- C.
The building official
- D.
The insurance company
- E.
Any of the above
- 7.Which chapter of NFPA 72, 2013 edition, deals with household fire alarm systems?
- A.
6
- B.
10
- C.
26
- D.
29
- 8.Which is the largest size wire?
- A.
22 AWG
- B.
18 AWG
- C.
16 AWG
- D.
6 AWG
- 9.The Doppler Effect is the principle upon which a(n) ____ motion detector operates.
- A.
Active infrared
- B.
Passive infrared
- C.
Microwave
- D.
Ultrasonic
- 10.Our profession is guided by a series of codes, standards and, in some states, laws.
- A.
True
- B.
False
- 11.The definition of “qualified” as per the 2013 edition of NFPA 72 is:
- A.
A person that has been NICET certified in the field of fire alarms to at least level II.
- B.
A person that has been factory trained on the equipment that he or she will be working on.
- C.
A competent and capable person or company that has met the requirements and training for a given field acceptable to the authority having jurisdiction.
- D.
All of the above
- E.
None of the above
- 12.Which of the following is a true statement?
- A.
18 AWG wire has more resistance than a 22 AWG wire.
- B.
Larger wires have more resistance.
- C.
20-gauge wire can run farther than 16 AWG wire with less voltage drop.
- D.
14 AWG wire is larger in cross sectional diameter than a 22 AWG wire.
- 13.A waterflow device should be field adjusted so that an alarm is initiated no more than ____ seconds after a sustained flow of at least ____ GPM.
- A.
30/5
- B.
90/10
- C.
120/10
- D.
30/30
- 14.An RJ31x jack was used to connect alarm systems to a ____.
- A.
McCullough loop
- B.
Direct wire
- C.
POTS line
- D.
All of the above
- 15.In a residential application, smoke alarms shall be installed outside each sleeping area, within ____ ft. of any door to a sleeping room.
- A.
5
- B.
6
- C.
15
- D.
21
Questions: 10 | Attempts: 4417 | Last updated: Mar 21, 2022
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Sample QuestionProtected Premises Fire Alarm System is
Questions: 11 | Attempts: 3259 | Last updated: Mar 22, 2022
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Sample QuestionAccording to Chapter 10, “Fundamentals,” trouble signals and their restoration to normal shall be indicated within _______ seconds at the locations identified in 10.14.7 and 10.14.8.
Questions: 15 | Attempts: 1827 | Last updated: Mar 22, 2022
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Sample QuestionA fire alarm control panel must be mounted at a location closest to the door where the firefighters will enter. This location is usually identified when submitting plans for an approval by the authority having jurisdiction (AHJ).