Specifications include, but are not limited to: Professional services to maintain the State of Delaware Certified Nurse Aide Registry. A. Contractor shall provide web-based written and oral CNA tests to multiple testing sites secured by Contractor throughout Delaware. Tests shall be offered in at least two (2) locations in each of the three (3) counties in Delaware each month. Tests shall be administered at a combination of regional and approved “in-facility” locations. B. Contractor shall administer a Client-approved written component of the nurse aide competency evaluation in compliance with 42 CFR § 483.154. C. Contractor shall administer an oral exam for candidates who elect an oral exam rather than a written one as required at 42 CFR § 483.154(b). The Contractor shall provide a prerecorded oral exam that is delivered in a neutral tone. D. Contractor shall utilize a minimum of three (3) active versions of the written test, with each equated to ensure comparable difficulty. E. Contractor shall evaluate the effectiveness of the CNA test questions using accepted psychometric principles.