Hi, 

Thanks for asking us. Here is a link from which you can download sample papers : https://www.google.com/amp/s/design.careers360.com/articles/nid-dat-sample-papers/amp

This is in the article section. Also you can download previous exam prelims paper from the actual website - http://admissions.nid.edu/NIDA2019/Default.aspx

Hope it helps, 

Good luck :)