The convocation was held in the Purnachandra. After Sathya Sai Baba opened the convocation, the graduating students took a pledge. Awards were given out. The Convocation Address was given by Sri S.B. Chavan, Home Minister of India. It can be read here.
Sathya Sai Baba gave His discourse starting about minute 21 seconds 20 of this video.Tthereafter, He led a bhajan. Here is the discourse, titled
Education and culture
in the Sathya Sai Speaks series: pdf