This is part one of a two part class. Upon successful completion of Nursing Assistant Class-Part One, you will be able to register for Nursing Assistant Clinical- Part two. Nursing Assistant Class-Part one and Nursing Assistant Clinical- Part two must be successfully completed in order to sit for the Oregon State Board of Nursing certification exam to become a Certified Nursing Assistant. Class enrollment is limited to 12 students. No Class February 17, 2020.