It would be great if you clearly mention your doubt and information that you require so that we can provide a more relevant answer.

And yes if you want to know that for b.com (//b.com) hons. you need to give CUET or not then in that case the naswer is yes . For doing your graduartion from the top colleges of Delhi University you need to appear for CUET exam and also for PG programmes for you need to appear for CUET exam but that depends on which course you wish to do

Hope this helps!