Question abt banking/stock/currency

[zetoroz]

Hi, I being in a age group of career decision, have dreams in becoming a banker/ stock broker or even a currency player(forex), but currently enrolled in an engineering course, what to do???.
- Is it enough to have a dip cert to become a investment banker?????
- What's investment banking what do they exactly do.
- Private Equity??Equity Research?
- Any advice??
- What kind of stock play do you recommend?, option trading,forex,t3b.

Thanks, your advices are greatly appreciated .