Start my career early, because i wanted to gain more professional knowledge - whether i have taken a correct decision or not?

Hai Rekha,
You can join its a good offer when you are a beginner. But keep updating yourself the market for erp is good and keep a good handson on SAP. It will be boost your career.
Thanks and good luck.
Regards
Vertion IT
ERP/CRM Professionals

Hi Rekha,
Obviously it is good decision to do job with study, but my opinion is that you should do job in the accounts department, because bcom and sales are both different categories.
So, you are suggested to work in the accounts department and it will be beneficial for you.
Regards,
Arshad