hello parth, 

yes there is managemnt qouta in DNB, you cna take admisison there in any of the college in DNB with managemnet qouta.

mangemnt qouta helps the studnet to availa the seat directly whatever the rank or scopre may be. there is a proper procedure for that to take admission through management qouta. 

you need to fill the registeration form of management qouta and then you need to pay the fees for the management qouta whihc is quite expensive. because the seat will be alloted to you directly 100% without any rank or score all what matter is you need to give the entrance exam or register for the entrance exam. 

managemnet qouta is ment for those who is not getting admission wnywhere or just miss the counseling process also. so the management qouta helps you out in taking the admission over there in anoy pf the college you want but you need to pay the fees for mangement qouta that is around 8-8 lakhs excluding the colleg fees, that fees is just for the admission or you can say for the donation of seat so that you cna get admission. 

you can go for admission through managemnet qouta in dnb without nay issue . you wil surely get seat or admission over there easily, so go for it. 

i hope this information helps you out in solving your querry. all the very best have a great future ahead.