University admission er jonno ki ki preparation nile bhalo hobe?

Assalamualaikum bhai log, kemon achen sobai? Ami Rangpur theke, ekhon BCS preparation kortesi but sathe sathe university admission niye ektu chinta kortesi. Amar choto bon next year HSC dibe, inshallah. Toh tar jonno advance e bujhe rakhte chai je admission test er jonno ki ki preparation nite hobe. Kono experienced bhai ba apu thakle ektu help koren please. Specially Dhaka University, BUET, Medical er admission system niye jodi keu details janate paren tahole khub upokrito hobo. Coaching laga ki really dorkar naki self-study korle hobe? Ar kono specific book recommendation thakle seta o janaben. Dhonnobad! 🙏