The board shall hold examinations at least semiannually at a place designated by the board. The type of examinations, including a national standardized examination, required shall be determined by the board. Source: SL 1976, ch 235 , § 26; SDCL Supp, § 36-27-25; SL 1981, ch 281 , § 22; SL 2008, ch 197 , § 7.