B.Sc Scope

The scope of any qualification is measured with respect to the career one want to make after achieving that educational qualification. As for this matter with simple B.Sc. the scope is limited to jobs of supervisory nature. However, it gives you a provision to compete for Govt jobs and if you have the skills and talent then Rohit you can attain higher position in Banking sector or in Govr Admin Jobs.

No, you can only pursue M.Tech in CSE if you have done B.Tech in CSE.

MCA.but now a days only taking post graduation in computer and IT alone cant do. Choose any particular field of your interest any be expert in that. For instance if you have intrest in programming than be expert of that apart from doing Masters.

If you wish to pursue MBA in hospital management u should give NMAT of NMIMS SNAP of Symbiosis and CAT.

You can apply for IIT-JAM exam.this exam allows you to teach at IIT.

After BSc CS you can get job in Small and Medium size IT companies. Large IT companies prefer BTech CS graduates. You can also join training institutes which provide trained manpower called "Ready To Deploy Resources" to various IT companies.