Incorrect.
The NEC is NFPA Code 70.
A Code is considered part of the NCEES test one (1) year after it has been issued. So 2017 NFPA 70 (NEC) was valid for testing purposes in April 2018. In October of 2017 it was the 2014 edition.
Generally speaking, all NFPA codes are 2017 year at...