I applied through college or university. The process took 1 day. I interviewed at BT Group (New Delhi) in Jun 2019
Interview
4 Rounds in all inclusive of 3 interviews and a short written test. The first round is this written test with about 20 basic questions based on digital network and communication concepts. Second round is communication round in which the recruiters check your speaking and conversational skills.
The last 2 rounds are technical rounds in which they test your knowledge of Digital communication and networks.