Hey,

Frankly speaking IITis IIT, one of the disadvantages of DTU is they do not have much autonomy as the IITs and autonomy plays an important role in how good an institution become.

CSE branch dosent require much infrastructure. If you have a good laptop you can easily compete with other best IIT CSE students.

You must go for IIT Jammu.

You can go through the link given below for more details,

https://engineering.careers360.com/articles/jee-advanced-cutoff-for-iit-jammu

All the best