You have a very less score in b.tech as well as in 12th standard. You may go for private colleges if you want to take admission in university without gate exam. The colleges will conduct their own examination and interview to select candidates. These are few colleges where you will get admission in M.Tech  data science course:

1. JIIT Noida
2. LPU Punjab
3. Amity University
4. SRM Chennai
5. KIIT Bhubaneshwar
6. RIMT Gobindgarh