You can go abroad for MCA, after completing BCA.The available global options are open for study of MCA in uk, australia , cannada,USAetc.
The candidate must have completed 4 years of education after 12th or a total of 15 years of education.
some universities give preferences to work experience so in this case you have to submit the experience certificate at the time of admission of MCA.
The student must possess good score in TOFEL or IELTS.
The student must excel in extra curricular activities aswell.
Okay I get that you want to do MCA in abroad. However, I am not sure about what is your question. please be more precise and ask your query clearly for a desired answer.