The class starts from the 1st week of June for more details refer https://nitte.edu.in/nmit/admissions.php

On the website, it is mentioned that classes have begun from 5th august itself. Verify the dates with the college authorities if you want clarifications. http://www.nmit.ac.in/
You can find more info on this college here: https://www.careers360.com/colleges/nitte-meenakshi-institute-of-technology-bangalore