To learn the trading terminal recommend opening a demo account. To trade on a demo account does not require real money, so open it can be for any amount.
Forex, here you can open Forex account with cent deposit and learn to trade, but using a live trading account forex forecasts, forex. Errors will not do you much damage, and this experience will enable you to make profitable operations in the long term.
External indication of the separation of accounts is the number of digits in their rooms, as well as separate trading servers for cent and regular accounts. Thus, demo-account consists of nine digits, and a real account at Forex - from 7.