hi,

I hope you are asking about banaras hindu university undergraduate entrance test, see the application process is online, however the written examination will be on online mood, you will be given rough paper to make calculations. there will be an mock test portal will be on bhu official website for students to understand the environment of computer based test. follow the below link to know in details,

http://bhuonline.in.s3.amazonaws.com/pdfs20/UET_BULLETIN_2020.pdf