hi,

see diploma in engineering like diploma in computer science engineering, electrical engineering or electronics engineering is based on diploma entrance test, however every state has separate diploma entrance test, but some of the private college takes admission based on 12th or 10th course, however you may follow the below link to know about diploma engineering colleges in india,

https://engineering.careers360.com/colleges/list-of-diploma-in-computer-science-engineering-colleges-in-india