Describe the various routes to becoming a registered nurse (RN). What are the pros/cons of each? What do you believe the entry level should be and why? There are three major pathways that one may follow to obtain training in order to be eligible for National Council Licensure Examination for Registered Nurse (NCLEX-RN) testing. They include Diploma of Nursing, Associate Degree in Nursing (ADN) and Bachelors of Science in Nursing (BSN). Training occurs in hospital based programs to four year colleges