PCF5 Sub-theme: Livelihoods // The Tamil Nadu Open University (TNOU) caters to a cumulative student strength of above 100,000 under 400 Courses in 80 Programmes. This includes more than 30,000 students who have graduated during the last four years in 14 Vocational Education Programmes (VEP).. Earlier studies indicate that these learners could command respect within the family circle and in the community as well as at the workplaces after obtaining Vocational Diploma from the TNOU. The University could achieve the credibility within a short span of time , due to the uncompromising academic rigour of its Programmes. The instructional system of the University comprises print supplemented by interactive CDs. // An experimental study was conducted to measure the impact of the interactive CD-ROMs on the Vocational Education Programme of TNOU with particular reference to those enrolled for Diploma in Health Assistance, and Diploma in Desk Top Publishing. These students were given interactive CD ROMs, and the level of knowledge before and after using them were measured using a pre-constructed questionnaire. The study indicates a significant increase in their level of knowledge after they used the interactive CD-ROMs. // Paper ID 747