400 QUESTIONS WITH 100% DETAILED
VERIFIED AND CORRECT ANSWERS
BRAND NEW EXAM ALREADY GRADED
A+
What is the value of a resistor with the following
color bands: yellow, violet, red, gold? -
....ANSWER...4,700 ohms
What is the maximum number of 12 AWG THHN
conductors that can be installed in 1" inch EMT? -
....ANSWER...26
The secondary power supply for supervising station
shall be capable of supporting operations for a minimum
of? - ....ANSWER...12 hours
NFPLA circuit conductors shall be no smaller than?
- ....ANSWER...18 AWG
A diode's function is? - ....ANSWER...To only allow
current to flow one way
1
,calculate the DC wire resistance of 500'ft of
18AW
G coated, copper solid wire. - ....ANSWER...4.04 ohms
What is the maximum amount of 18 AWG
copper conductors permitted in a 4-11/16 x 2-1/8
square metal box? NEC table 314.16(A) -
....ANSWER...28
Which of the following fire alarm circuits does not
include a redundant path?
-Class A
-Class B
-Class X
-None - ....ANSWER...Class B
Class X circuits using physical conductors shall be
installed such that the outgoing and return conductors,
exiting from and returning to the control
unit, are ________. - ....ANSWER...Routed separately
2
,Fire alarm cables installed in ducts used for
environmental air shall be Type _______. -
....ANSWER...FPLP
3
, ______
Transformers or other devices on the supply
side of the PLFA power source shall be
protected by an
overcurrent device rated at no more than
amperes. - ....ANSWER...20
Strobe lights installed in corridors shall have a
candela rating of _______. - ....ANSWER...not less than
15 cd
Batteries shall be marked with the ______ ______
and
of manufacture. - ....ANSWER...month/year
How often shall duct type smoke detectors be
functionally tested? - ....ANSWER...Annually
The four basic shapes of electrical boxes are square,
rectangular, round and _______. -
....ANSWER...Octagonal
Tests of all circuits extending from the central station
shall be made at intervals of not more than
______. - ....ANSWER...24 hours
4