Hey,
Diploma in Information Technology Enabled Services and Management is a three-year full-time Engineering Diploma programme and is offered by Directorate of Training and Technical Education, New Delhi and approved by All India Council for Technical Education (AICTE).
The admission to the different diploma courses are based on the common entrance test(CET) taken by the Department of Training and Technical Education,Delhi in May/June every year.
For detailed information follow the link given below:
https://www.careers360.com/colleges/rajokari-institute-of-technology-delhi/diploma-in-information-technology-enabled-services-and-management-course
Hope this helps.
Good luck.