New Forex FXDD Software user

[[Deleted]]

Hello, Im new user used FXDD-MetaTrader new software version. In demo account,when start to buy, 0.01 until 0.05 is meaning for what? usd1 or usd10cent. Im confuse when i registered demo account USD1000, buy 1.0 computer notice money not enough. In all version software 0.1 is usd1.