(a) The board may prepare, administer, and grade oral and written examinations required or permitted under this chapter.
(b) The board may adopt or recognize, in whole or in part, an examination prepared, administered, or graded by another organization, on a regional or national basis, that the board determines appropriate to measure the qualifications of an applicant for a license under this chapter if:
(1) the examination questions, the correct answers, and the applicant's completed examination are available to the board; and
(2) the board retains the authority to determine a passing grade for a license in this state.