Fulfil the AIOU assignment form carefully: write your name, roll number, complete address, course name, course code and assignment number in the right side. - While making correspondence with the University, please make sure that your full particulars i.AIOU offers two methods for admissions processing. The first method is online method through Online Application System (OAS) available on AIOU website. 1. Buy a prospectus from any Regional office of AIOU. 2. Fill your form as per given instructions in the prospectus. 3.