A senior of mine from school used to be a student of NIT Jamshedpur. She has said that the first-year students are given the mega hostel. It is the best building of NIT Jamshedpur. My senior was so comfortable in her hostel that she often used to skip classes to stay indoors.
There are drawbacks too as listed below:
My senior found her hostel very comfortable while she was a student there.
From the second year onwards, you will be allotted single rooms, unlike the first year.