Work element #31011, "Basic Metric Units and Conversions," is mandatory for certification at Levels II, III and IV. All other Level I General Core Work Elements constitute a mandatory requirement for achieving certification at Levels III and IV.
Know the basic principles of NFPA 72, including requirements for extent of protection, system alarm initiating devices, control functions, alarm indicating appliances, etc. (NFPA 72)
NICET TEST PREPARATION HANDBOOKS are now available for this element and for every element in level 1 through level 4.