Hi Chavan Arjun. My cousin also applied for BITS HD but she couldn't clear her exam.
I asked her about the preparation she took for the exam and she told me that she referred to this link on Careers360:
https://engineering.careers360.com/articles/bits-hd-syllabus?amp
Also, I would please advice you to refer to the following links:
Hope this helps you and all the best!
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