How difficult is it to score a CGPA of 9+ at NIT Rourkela in computer science?

My brother scored a 9+ CGPA in most of his semesters during his B.Tech CSE at NIT Rourkela. He even ended up with a 9+ CGPA as his final B.Tech grade. Here are a few tips to help you achieve this high in your exams-

1. Work hard throughout the semesters. It is very rare that someone gets a 9+ CGPA at NIT Rourkela by studying the night before an exam.
2. Be attentive in the class and take your assignments seriously.
3. Even if you copy your assignments sometimes, make sure to understand those answers afterwards.
4. Writing things down is the best way to remember them.
5. The TA that you get for 20 marks actually decides your grades. Performing well in that TA will allow you to score a 9+ CGPA in your semesters.
6. Keep a track of your midterm marks. Calculate the worst case estimate of your semester grades beforehand. 
7. Remember to polish your strengths before working on your weaknesses.
8. Persistence and dedication is the key.

Every stream is equally difficult.If you work hard and follow these tips, you will surely get a 9+ CGPA in your B.Tech CSE from NIT Rourkela.