What can i do after B.Com?

Master of business administration i.e MBA course.
Master of commerce i.e M.com course.
Charatered accountant i.e CA course.
Company secretary i.e CS course.
Cost and work accountant (CWA) course.

However if you are interested to go for job, they can go for following jobs-
Civil services examination.
Combined defence services i.e CDS examination.
Combined graduate level (CGL) examination.
Bank probationary officer examination.
Bank clerk examination.

you may give the entrance of IBPS