What should I do to pursue MCA?

Please provide some details to get clear answer. If you want to do MCA, then you should do BCA first. Take Admission in a good College or Bachelor degree, then appear for MCA entrance test to get Admission in NITs.

If you want to do MCA. Then kindly join BCA course in some good institutes. After completing BCA, go for doing MCA. BCA and MCA is a good course in terms of placements.