35012 is a Level III General Non-Core Work element.
General Work Elements are categorized as either Core or Non-Core Work Elements. All Level III General Core Work Elements constitute a mandatory requirement for achieving certification at Levels III and IV.
Understand the possible effects that transients and RFI/EMI may have on fire alarm systems, the possible sources of such interference, and measures that can be taken during design and installation to minimize the probability of such interference. (NFPA 70, Fire Alarm Signaling Systems, UL Standards, basic electronic textbooks. Transient Voltage Suppression)
Fire Alarm Signaling Systems
Basic electronic textbooks (My pick)
Transient Voltage Suppression
NICET TEST PREPARATION HANDBOOKS are now available for this element and for every element in level 1 through level 4.