DASA stands for Direct Admission of Students Abroad and only NRIs (Non Resident Indian), foreign nationals and PIOs (Person of Indian Origin) are eligible for the DASA scheme. Also, in case student wants to get admission in NITs, IIITs, GFTIs etc then he/she has to write SAT exam instead of Jee Main. Application forms will be out in the month of April 2018 and you will have to submit your SAT score to make yourself eligible. To know more about the same, you can go through the below link-

Https://engineering.careers360.com/articles/dasa-ug

Good Luck!!!