hello raghabendra, 

let me introduce you with BBA that is bachelor with business administration. as the bba come with the three diffrent cources BBA general , BBA CAM ( COMPUTER AIDED MANAGEMENT ) and other is banking and insurance which is not that famous as compare to the BBA general.

Not every college provide BBA (IT) and there is no issue in doing BBA with science background , it all depend up on your intrest you are having in. but if you pursue and complete you BBA you have togo MBA to increase the value of your BBA degree. as it is necessory to build yourself completly. you may not get the good package after doing BBA but as soon as you do MBA you will definitely get a good package no doubt for sure.

Through BBA you can go to many lines such as sales, marketing , HR ,  there are lotof options over there for bba that you can opt. so need not to worry for that .if you pursue BBA in IT then there is on problem in that something good will come for sure in that. just do it with all your intrest and learn thing practically as well. try to set your mind at one thing. there is no harm in BBA . As this is one of the professional course in tha management field. so hope for the best.

i hope this information helps you out if you have any doubt you can ask in comment section below. all the very best have a great future ahead.