Akshay, IIIT Hyderabad conducts admission through various channels like JEE Mains, UGEE-CLD, KVPY, NTSE, NK, Dasa for International Students, Olympiad and SCA. You haven't mentioned the channel about which you are enquiring. This answer is being given based on JEE Mains cut offs.

CSE: Total marks: 573 and percentile is 99.95

ECE: Total marks is 941 and percentile is 99.92

Now cut offs change every year depending on various factors such as no.of Candidates appearing for the exam, Channel through which you are applying, seats available, total no.of Candidates in each Channel and your Category. You can check the previous years cut offs in our article: https://engineering.careers360.com/articles/iiit-hyderabad-btech-cutoff

Now IIIT H conducts its admissions through JEE Mains and you need to know the weightage for each chapter so as to make it easy for your preparation.

In Physics, Modern Physics take the top slot with 5 questions. Heat and Thermodynamics, Optics, Current Electricity, Elcetrostatics get 3 questions each. Magentics has 2 questions and the rest get 1 question each.

In Chemistry, Transition Elements and Coordination Chemistry, Periodic Table and Representative elements take 3 questions slot. Thermodynamics and Gaseous state, Atomic structiire, Chemical Bomding, Chemical and Iconic Equilibrium, Solid State and Surface Chemistry and Nuckear Chemistry and Environment get 2 questions slot eacch and the remaining get 1 question each.

In Mathematics, Co-ordinate Geometry gets 5 questions. Limits, Continuity and Differentiability, Integral Calculus get 3 questions slot each. The rest get 2 and 1 questions slot. For complete breakdown, please read our article: https://engineering.careers360.com/articles/jee-main-syllabus-weightage

And for preparing for JEE Mains, we do have knockout packages which can help you in your preparation: https://learn.careers360.com/knockout-jee-main-april/