If you are talking about your rank IN VITMEE(VIT's masters entrance exam), yes you will get admission for MCA in VIT vellore.

VIT will release a list of eligible qualified candidates on its website and you will be called in for counselling and personal interview. You can attend this process at any of its campuses(Vellore, Chennai, Bhopal, Amaravati) You will be required to submit the fee and a few required documents.

all the best.