According to Student Handbook of NIT Calicut for the year 2018.
For admission to B. Arch. programme of NIT Calicut through JEE, the candidate should have secured a rank in JEE (Main) 2018 Paper- 2 and satisfy at least one of the two criteria given below:
We are expecting a notification from COA in few days... You can also refer www.nata.in for the same
Yeah. You get your rank based on an average of your boards and nata score. So try and get maximum in both areas to get a good rank.