HCLTech Sr. Software Engineer interview questions

It was an on campus placement round We had to make teams of 3 to 5 people, and basically participate in a hackathon, there were 3 routes, ML, DS and full stack I selected ML, built and Deployed a custom RAG solution (back when RAG meant something) and interview was based just on what we had built.

The interview process is quite confusing and unstructured. It starts with two technical rounds, followed by an HR round. However, even after the HR discussion, there is an additional manager round that is highly technical. The manager round is particularly frustrating, as it is initially presented as a 15-minute call but ends up lasting around 45 minutes, with questions asked in a rushed manner. Additionally, the feedback timeline is very slow, with about 10 days between each round. Because of these delays and the unclear process