Hello,

I am providing the link of the official sample paper you can copy paste and visit it.

https://admissions.nid.edu/NIDA2020/download/NID_DATPrelimsTestPaper2019_MDes.pdf

You can also download papers from this link https://design.careers360.com/articles/nid-dat-sample-papers

I recommend you to search for 'NIT DAT solved paper M Des' on youtube as well as there are many videos which provide solved pdf links in the description box and also provide solutions with good explanations.

Hope this helps.